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Subject[percpu_ref] 2b0d3d3e4f: reaim.jobs_per_min -18.4% regression

Greeting,

FYI, we noticed a -18.4% regression of reaim.jobs_per_min due to commit:


commit: 2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e ("percpu_ref: reduce memory footprint of percpu_ref in fast path")
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master


in testcase: reaim
on test machine: 192 threads Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz with 192G memory
with following parameters:

runtime: 300s
nr_task: 100%
test: short
cpufreq_governor: performance
ucode: 0x5002f01

test-description: REAIM is an updated and improved version of AIM 7 benchmark.
test-url: https://sourceforge.net/projects/re-aim-7/

In addition to that, the commit also has significant impact on the following tests:

+------------------+---------------------------------------------------------------------------+
| testcase: change | vm-scalability: vm-scalability.throughput -2.8% regression |
| test machine | 192 threads Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz with 192G memory |
| test parameters | cpufreq_governor=performance |
| | runtime=300s |
| | test=lru-file-mmap-read-rand |
| | ucode=0x5003003 |
+------------------+---------------------------------------------------------------------------+
| testcase: change | will-it-scale: will-it-scale.per_process_ops 14.5% improvement |
| test machine | 144 threads Intel(R) Xeon(R) CPU E7-8890 v3 @ 2.50GHz with 512G memory |
| test parameters | cpufreq_governor=performance |
| | mode=process |
| | nr_task=50% |
| | test=page_fault2 |
| | ucode=0x16 |
+------------------+---------------------------------------------------------------------------+
| testcase: change | will-it-scale: will-it-scale.per_process_ops -13.0% regression |
| test machine | 104 threads Skylake with 192G memory |
| test parameters | cpufreq_governor=performance |
| | mode=process |
| | nr_task=50% |
| | test=malloc1 |
| | ucode=0x2006906 |
+------------------+---------------------------------------------------------------------------+
| testcase: change | vm-scalability: vm-scalability.throughput -2.3% regression |
| test machine | 96 threads Intel(R) Xeon(R) CPU @ 2.30GHz with 128G memory |
| test parameters | cpufreq_governor=performance |
| | runtime=300s |
| | test=lru-file-mmap-read-rand |
| | ucode=0x5002f01 |
+------------------+---------------------------------------------------------------------------+
| testcase: change | fio-basic: fio.read_iops -4.8% regression |
| test machine | 192 threads Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz with 192G memory |
| test parameters | bs=4k |
| | cpufreq_governor=performance |
| | disk=2pmem |
| | fs=xfs |
| | ioengine=libaio |
| | nr_task=50% |
| | runtime=200s |
| | rw=randread |
| | test_size=200G |
| | time_based=tb |
| | ucode=0x5002f01 |
+------------------+---------------------------------------------------------------------------+
| testcase: change | stress-ng: stress-ng.stackmmap.ops_per_sec -45.4% regression |
| test machine | 96 threads Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz with 256G memory |
| test parameters | class=memory |
| | cpufreq_governor=performance |
| | disk=1HDD |
| | nr_threads=100% |
| | testtime=10s |
| | ucode=0x5002f01 |
+------------------+---------------------------------------------------------------------------+


If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@intel.com>


Details are as below:
-------------------------------------------------------------------------------------------------->


To reproduce:

git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml

=========================================================================================
compiler/cpufreq_governor/kconfig/nr_task/rootfs/runtime/tbox_group/test/testcase/ucode:
gcc-9/performance/x86_64-rhel-8.3/100%/debian-10.4-x86_64-20200603.cgz/300s/lkp-csl-2ap3/short/reaim/0x5002f01

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
0:4 -3% 0:4 perf-profile.children.cycles-pp.error_entry
0:4 -3% 0:4 perf-profile.self.cycles-pp.error_entry
%stddev %change %stddev
\ | \
11528218 ± 4% -18.4% 9411679 ± 4% reaim.jobs_per_min
60042 ± 4% -18.4% 49019 ± 4% reaim.jobs_per_min_child
0.10 ± 5% +22.4% 0.13 ± 3% reaim.parent_time
174625 -2.0% 171063 reaim.time.major_page_faults
1.513e+10 ±147% -94.5% 8.371e+08 ± 62% cpuidle.C6.time
1016862 ± 55% -70.9% 296190 ± 10% cpuidle.POLL.time
145649 ± 16% -30.6% 101128 ± 6% cpuidle.POLL.usage
1570 ± 4% +50.8% 2367 ± 32% numa-vmstat.node1.nr_mapped
240.50 ± 46% +150.9% 603.50 ± 34% numa-vmstat.node2.nr_active_anon
240.50 ± 46% +150.9% 603.50 ± 34% numa-vmstat.node2.nr_zone_active_anon
6155 +53.8% 9468 ± 32% numa-meminfo.node1.Mapped
963.75 ± 46% +150.6% 2415 ± 34% numa-meminfo.node2.Active
963.75 ± 46% +150.5% 2414 ± 34% numa-meminfo.node2.Active(anon)
712842 ± 18% +24.0% 884148 ± 22% numa-meminfo.node2.MemUsed
7.84 ± 10% +165.6% 20.82 ± 47% sched_debug.cfs_rq:/.load_avg.avg
54.83 ± 20% +266.1% 200.73 ± 70% sched_debug.cfs_rq:/.load_avg.stddev
3396 ± 10% +23.3% 4186 ± 10% sched_debug.cpu.sched_count.stddev
1690 ± 9% +22.6% 2073 ± 10% sched_debug.cpu.sched_goidle.stddev
2.95 ± 72% -1.3 1.65 perf-stat.i.branch-miss-rate%
22.55 ± 36% +9.7 32.23 ± 9% perf-stat.i.cache-miss-rate%
218409 ±103% -65.0% 76415 ± 3% perf-stat.i.dTLB-store-misses
9803231 ± 8% +7.7% 10559584 perf-stat.i.iTLB-load-misses
585.32 ± 9% -8.5% 535.65 ± 2% perf-stat.i.instructions-per-iTLB-miss
578.76 -1.9% 567.72 perf-stat.i.major-faults
90.03 +1.7 91.72 perf-stat.i.node-load-miss-rate%
2123315 ± 13% +42.7% 3029950 ± 12% perf-stat.i.node-load-misses
216902 ± 4% +20.4% 261168 ± 5% perf-stat.i.node-loads
82.94 ± 2% +3.9 86.81 perf-stat.i.node-store-miss-rate%
1453851 ± 11% +21.5% 1766524 ± 8% perf-stat.i.node-store-misses
23.54 ± 36% +10.3 33.82 ± 10% perf-stat.overall.cache-miss-rate%
0.03 ±107% -0.0 0.01 ± 2% perf-stat.overall.dTLB-store-miss-rate%
595.44 ± 5% -6.3% 557.82 perf-stat.overall.instructions-per-iTLB-miss
90.62 +1.4 91.99 perf-stat.overall.node-load-miss-rate%
92.13 +2.4 94.54 perf-stat.overall.node-store-miss-rate%
217636 ±103% -65.1% 75985 ± 3% perf-stat.ps.dTLB-store-misses
9768608 ± 8% +7.5% 10503288 perf-stat.ps.iTLB-load-misses
576.69 -2.2% 564.02 perf-stat.ps.major-faults
2116240 ± 13% +42.4% 3012930 ± 12% perf-stat.ps.node-load-misses
216186 ± 4% +20.3% 259980 ± 5% perf-stat.ps.node-loads
1449221 ± 11% +21.2% 1755769 ± 8% perf-stat.ps.node-store-misses
353.75 ± 40% +56.2% 552.50 ± 12% interrupts.CPU0.NMI:Non-maskable_interrupts
353.75 ± 40% +56.2% 552.50 ± 12% interrupts.CPU0.PMI:Performance_monitoring_interrupts
4.75 ± 22% +794.7% 42.50 ± 97% interrupts.CPU0.TLB:TLB_shootdowns
297.25 ± 33% +67.1% 496.75 ± 10% interrupts.CPU101.NMI:Non-maskable_interrupts
297.25 ± 33% +67.1% 496.75 ± 10% interrupts.CPU101.PMI:Performance_monitoring_interrupts
364.50 ± 27% +37.2% 500.25 ± 5% interrupts.CPU106.NMI:Non-maskable_interrupts
364.50 ± 27% +37.2% 500.25 ± 5% interrupts.CPU106.PMI:Performance_monitoring_interrupts
252.75 ± 33% +68.2% 425.00 ± 22% interrupts.CPU107.NMI:Non-maskable_interrupts
252.75 ± 33% +68.2% 425.00 ± 22% interrupts.CPU107.PMI:Performance_monitoring_interrupts
256.75 ± 29% +85.3% 475.75 ± 9% interrupts.CPU108.NMI:Non-maskable_interrupts
256.75 ± 29% +85.3% 475.75 ± 9% interrupts.CPU108.PMI:Performance_monitoring_interrupts
1905 ± 6% +12.0% 2133 ± 6% interrupts.CPU11.CAL:Function_call_interrupts
361.00 ± 30% +35.0% 487.50 ± 7% interrupts.CPU11.NMI:Non-maskable_interrupts
361.00 ± 30% +35.0% 487.50 ± 7% interrupts.CPU11.PMI:Performance_monitoring_interrupts
288.75 ± 40% +59.3% 460.00 ± 12% interrupts.CPU115.NMI:Non-maskable_interrupts
288.75 ± 40% +59.3% 460.00 ± 12% interrupts.CPU115.PMI:Performance_monitoring_interrupts
345.00 ± 30% +31.4% 453.50 ± 11% interrupts.CPU116.NMI:Non-maskable_interrupts
345.00 ± 30% +31.4% 453.50 ± 11% interrupts.CPU116.PMI:Performance_monitoring_interrupts
233.25 ± 29% +67.7% 391.25 ± 31% interrupts.CPU123.NMI:Non-maskable_interrupts
233.25 ± 29% +67.7% 391.25 ± 31% interrupts.CPU123.PMI:Performance_monitoring_interrupts
1898 ± 6% +10.5% 2097 ± 3% interrupts.CPU124.CAL:Function_call_interrupts
181.75 ± 50% +110.5% 382.50 ± 37% interrupts.CPU124.NMI:Non-maskable_interrupts
181.75 ± 50% +110.5% 382.50 ± 37% interrupts.CPU124.PMI:Performance_monitoring_interrupts
220.75 ± 37% +70.3% 376.00 ± 31% interrupts.CPU126.NMI:Non-maskable_interrupts
220.75 ± 37% +70.3% 376.00 ± 31% interrupts.CPU126.PMI:Performance_monitoring_interrupts
208.25 ± 29% +119.1% 456.25 ± 26% interrupts.CPU135.NMI:Non-maskable_interrupts
208.25 ± 29% +119.1% 456.25 ± 26% interrupts.CPU135.PMI:Performance_monitoring_interrupts
245.50 ± 18% +56.5% 384.25 ± 27% interrupts.CPU136.NMI:Non-maskable_interrupts
245.50 ± 18% +56.5% 384.25 ± 27% interrupts.CPU136.PMI:Performance_monitoring_interrupts
210.25 ± 30% +82.0% 382.75 ± 40% interrupts.CPU139.NMI:Non-maskable_interrupts
210.25 ± 30% +82.0% 382.75 ± 40% interrupts.CPU139.PMI:Performance_monitoring_interrupts
353.00 ± 31% +43.2% 505.50 ± 12% interrupts.CPU14.NMI:Non-maskable_interrupts
353.00 ± 31% +43.2% 505.50 ± 12% interrupts.CPU14.PMI:Performance_monitoring_interrupts
212.50 ± 33% +79.5% 381.50 ± 41% interrupts.CPU141.NMI:Non-maskable_interrupts
212.50 ± 33% +79.5% 381.50 ± 41% interrupts.CPU141.PMI:Performance_monitoring_interrupts
212.75 ± 27% +66.3% 353.75 ± 30% interrupts.CPU142.NMI:Non-maskable_interrupts
212.75 ± 27% +66.3% 353.75 ± 30% interrupts.CPU142.PMI:Performance_monitoring_interrupts
42.50 ±105% +771.8% 370.50 ±142% interrupts.CPU144.RES:Rescheduling_interrupts
1904 ± 7% +11.0% 2114 ± 10% interrupts.CPU145.CAL:Function_call_interrupts
34.75 ± 88% +128.8% 79.50 ± 71% interrupts.CPU145.RES:Rescheduling_interrupts
278.50 ± 32% +70.0% 473.50 ± 22% interrupts.CPU146.NMI:Non-maskable_interrupts
278.50 ± 32% +70.0% 473.50 ± 22% interrupts.CPU146.PMI:Performance_monitoring_interrupts
1897 ± 7% +11.1% 2107 ± 6% interrupts.CPU152.CAL:Function_call_interrupts
243.50 ± 34% +92.3% 468.25 ± 22% interrupts.CPU158.NMI:Non-maskable_interrupts
243.50 ± 34% +92.3% 468.25 ± 22% interrupts.CPU158.PMI:Performance_monitoring_interrupts
248.50 ± 34% +86.9% 464.50 ± 23% interrupts.CPU159.NMI:Non-maskable_interrupts
248.50 ± 34% +86.9% 464.50 ± 23% interrupts.CPU159.PMI:Performance_monitoring_interrupts
248.25 ± 36% +123.3% 554.25 ± 34% interrupts.CPU160.NMI:Non-maskable_interrupts
248.25 ± 36% +123.3% 554.25 ± 34% interrupts.CPU160.PMI:Performance_monitoring_interrupts
245.25 ± 34% +91.3% 469.25 ± 19% interrupts.CPU161.NMI:Non-maskable_interrupts
245.25 ± 34% +91.3% 469.25 ± 19% interrupts.CPU161.PMI:Performance_monitoring_interrupts
256.75 ± 36% +85.5% 476.25 ± 19% interrupts.CPU162.NMI:Non-maskable_interrupts
256.75 ± 36% +85.5% 476.25 ± 19% interrupts.CPU162.PMI:Performance_monitoring_interrupts
1880 ± 7% +10.8% 2084 ± 7% interrupts.CPU165.CAL:Function_call_interrupts
127.00 ± 81% -70.5% 37.50 ± 54% interrupts.CPU175.RES:Rescheduling_interrupts
220.25 ±123% -84.7% 33.75 ± 59% interrupts.CPU177.RES:Rescheduling_interrupts
94.00 ± 31% -66.8% 31.25 ± 79% interrupts.CPU179.RES:Rescheduling_interrupts
345.50 ± 26% +56.9% 542.00 ± 8% interrupts.CPU2.NMI:Non-maskable_interrupts
345.50 ± 26% +56.9% 542.00 ± 8% interrupts.CPU2.PMI:Performance_monitoring_interrupts
362.25 ± 31% +42.3% 515.50 ± 10% interrupts.CPU22.NMI:Non-maskable_interrupts
362.25 ± 31% +42.3% 515.50 ± 10% interrupts.CPU22.PMI:Performance_monitoring_interrupts
1897 ± 6% +16.4% 2207 ± 5% interrupts.CPU27.CAL:Function_call_interrupts
207.50 ± 37% +82.4% 378.50 ± 37% interrupts.CPU28.NMI:Non-maskable_interrupts
207.50 ± 37% +82.4% 378.50 ± 37% interrupts.CPU28.PMI:Performance_monitoring_interrupts
344.75 ± 25% +51.2% 521.25 ± 8% interrupts.CPU3.NMI:Non-maskable_interrupts
344.75 ± 25% +51.2% 521.25 ± 8% interrupts.CPU3.PMI:Performance_monitoring_interrupts
194.25 ± 52% +93.8% 376.50 ± 27% interrupts.CPU38.NMI:Non-maskable_interrupts
194.25 ± 52% +93.8% 376.50 ± 27% interrupts.CPU38.PMI:Performance_monitoring_interrupts
209.75 ± 34% +111.1% 442.75 ± 31% interrupts.CPU39.NMI:Non-maskable_interrupts
209.75 ± 34% +111.1% 442.75 ± 31% interrupts.CPU39.PMI:Performance_monitoring_interrupts
240.75 ± 27% +51.0% 363.50 ± 30% interrupts.CPU41.NMI:Non-maskable_interrupts
240.75 ± 27% +51.0% 363.50 ± 30% interrupts.CPU41.PMI:Performance_monitoring_interrupts
207.00 ± 36% +99.0% 412.00 ± 26% interrupts.CPU42.NMI:Non-maskable_interrupts
207.00 ± 36% +99.0% 412.00 ± 26% interrupts.CPU42.PMI:Performance_monitoring_interrupts
224.25 ± 37% +86.1% 417.25 ± 26% interrupts.CPU44.NMI:Non-maskable_interrupts
224.25 ± 37% +86.1% 417.25 ± 26% interrupts.CPU44.PMI:Performance_monitoring_interrupts
275.75 ± 31% +74.0% 479.75 ± 19% interrupts.CPU49.NMI:Non-maskable_interrupts
275.75 ± 31% +74.0% 479.75 ± 19% interrupts.CPU49.PMI:Performance_monitoring_interrupts
301.75 ± 41% +66.2% 501.50 ± 7% interrupts.CPU5.NMI:Non-maskable_interrupts
301.75 ± 41% +66.2% 501.50 ± 7% interrupts.CPU5.PMI:Performance_monitoring_interrupts
41.75 ± 76% +225.7% 136.00 ± 55% interrupts.CPU54.RES:Rescheduling_interrupts
1.50 ± 57% +3383.3% 52.25 ±133% interrupts.CPU54.TLB:TLB_shootdowns
35.75 ± 79% +138.5% 85.25 ± 78% interrupts.CPU57.RES:Rescheduling_interrupts
270.00 ± 32% +74.1% 470.00 ± 20% interrupts.CPU61.NMI:Non-maskable_interrupts
270.00 ± 32% +74.1% 470.00 ± 20% interrupts.CPU61.PMI:Performance_monitoring_interrupts
270.50 ± 31% +70.0% 459.75 ± 39% interrupts.CPU64.NMI:Non-maskable_interrupts
270.50 ± 31% +70.0% 459.75 ± 39% interrupts.CPU64.PMI:Performance_monitoring_interrupts
271.00 ± 32% +73.8% 471.00 ± 15% interrupts.CPU65.NMI:Non-maskable_interrupts
271.00 ± 32% +73.8% 471.00 ± 15% interrupts.CPU65.PMI:Performance_monitoring_interrupts
1881 ± 7% +14.6% 2156 ± 5% interrupts.CPU70.CAL:Function_call_interrupts
266.25 ± 27% +55.4% 413.75 ± 30% interrupts.CPU70.NMI:Non-maskable_interrupts
266.25 ± 27% +55.4% 413.75 ± 30% interrupts.CPU70.PMI:Performance_monitoring_interrupts
312.00 ± 42% +59.6% 498.00 ± 6% interrupts.CPU8.NMI:Non-maskable_interrupts
312.00 ± 42% +59.6% 498.00 ± 6% interrupts.CPU8.PMI:Performance_monitoring_interrupts
95.75 ± 36% -63.4% 35.00 ± 77% interrupts.CPU84.RES:Rescheduling_interrupts
380.25 ± 31% +40.1% 532.75 ± 14% interrupts.CPU96.NMI:Non-maskable_interrupts
380.25 ± 31% +40.1% 532.75 ± 14% interrupts.CPU96.PMI:Performance_monitoring_interrupts
251.75 ± 34% +103.7% 512.75 ± 10% interrupts.CPU97.NMI:Non-maskable_interrupts
251.75 ± 34% +103.7% 512.75 ± 10% interrupts.CPU97.PMI:Performance_monitoring_interrupts
298.50 ± 32% +88.9% 564.00 ± 11% interrupts.CPU98.NMI:Non-maskable_interrupts
298.50 ± 32% +88.9% 564.00 ± 11% interrupts.CPU98.PMI:Performance_monitoring_interrupts
350.50 ± 29% +45.1% 508.50 ± 7% interrupts.CPU99.NMI:Non-maskable_interrupts
350.50 ± 29% +45.1% 508.50 ± 7% interrupts.CPU99.PMI:Performance_monitoring_interrupts
28021 ± 5% -14.3% 24008 ± 7% softirqs.CPU0.RCU
23196 ± 13% -19.4% 18707 ± 3% softirqs.CPU100.RCU
23411 ± 18% -21.0% 18502 ± 3% softirqs.CPU101.RCU
23559 ± 17% -20.7% 18675 ± 2% softirqs.CPU102.RCU
23284 ± 18% -22.5% 18045 softirqs.CPU104.RCU
22593 ± 14% -17.5% 18650 ± 3% softirqs.CPU105.RCU
23011 ± 12% -23.1% 17689 ± 11% softirqs.CPU106.RCU
22987 ± 14% -17.3% 19020 ± 4% softirqs.CPU107.RCU
22712 ± 14% -18.4% 18536 ± 3% softirqs.CPU108.RCU
22141 ± 13% -15.3% 18755 ± 6% softirqs.CPU109.RCU
22745 ± 17% -20.0% 18205 ± 2% softirqs.CPU110.RCU
21804 ± 10% -15.1% 18513 ± 2% softirqs.CPU111.RCU
20638 ± 10% -12.4% 18073 softirqs.CPU112.RCU
21668 ± 16% -16.8% 18027 ± 2% softirqs.CPU113.RCU
20410 ± 10% -12.5% 17849 softirqs.CPU114.RCU
21318 ± 17% -16.1% 17884 softirqs.CPU115.RCU
21459 ± 15% -16.4% 17930 ± 2% softirqs.CPU117.RCU
21209 ± 14% -15.9% 17833 softirqs.CPU118.RCU
21358 ± 14% -16.0% 17947 softirqs.CPU119.RCU
95166 ± 16% +26.0% 119921 ± 16% softirqs.CPU124.NET_RX
21081 ± 15% -14.5% 18019 ± 2% softirqs.CPU128.RCU
21176 ± 14% -14.9% 18029 ± 3% softirqs.CPU129.RCU
21994 ± 17% -17.7% 18096 ± 3% softirqs.CPU130.RCU
22188 ± 19% -17.8% 18236 ± 3% softirqs.CPU131.RCU
21899 ± 21% -17.8% 18002 ± 2% softirqs.CPU133.RCU
21750 ± 19% -18.2% 17794 ± 2% softirqs.CPU134.RCU
21867 ± 17% -17.0% 18152 ± 4% softirqs.CPU136.RCU
22381 ± 16% -17.7% 18424 softirqs.CPU137.RCU
21269 ± 13% -15.6% 17947 ± 2% softirqs.CPU138.RCU
22361 ± 18% -19.0% 18123 ± 3% softirqs.CPU139.RCU
21626 ± 19% -18.6% 17605 ± 3% softirqs.CPU140.RCU
21584 ± 18% -16.7% 17974 ± 3% softirqs.CPU141.RCU
21734 ± 17% -17.6% 17908 ± 3% softirqs.CPU142.RCU
21808 ± 18% -19.7% 17509 ± 8% softirqs.CPU143.RCU
21955 ± 14% -21.6% 17213 ± 7% softirqs.CPU149.RCU
22032 ± 12% -17.3% 18222 ± 6% softirqs.CPU157.RCU
21421 ± 8% -16.0% 18000 softirqs.CPU16.RCU
20917 ± 11% -15.7% 17636 ± 5% softirqs.CPU160.RCU
22688 ± 16% -20.9% 17939 softirqs.CPU17.RCU
20652 ± 15% -20.6% 16398 ± 3% softirqs.CPU171.RCU
21169 ± 16% -22.2% 16471 ± 3% softirqs.CPU174.RCU
20426 ± 14% -20.0% 16332 ± 4% softirqs.CPU175.RCU
21625 ± 17% -21.5% 16971 ± 2% softirqs.CPU177.RCU
21946 ± 19% -22.2% 17066 ± 3% softirqs.CPU179.RCU
21167 ± 9% -16.0% 17779 softirqs.CPU18.RCU
21075 ± 13% -18.9% 17085 ± 2% softirqs.CPU180.RCU
21493 ± 15% -21.5% 16873 ± 2% softirqs.CPU184.RCU
21895 ± 21% -22.9% 16891 ± 3% softirqs.CPU189.RCU
22117 ± 15% -19.8% 17740 softirqs.CPU19.RCU
22486 ± 15% -20.8% 17799 softirqs.CPU20.RCU
22380 ± 14% -20.2% 17849 softirqs.CPU21.RCU
22120 ± 13% -18.8% 17970 softirqs.CPU22.RCU
22114 ± 13% -16.6% 18434 ± 3% softirqs.CPU23.RCU
100728 ± 13% +20.6% 121520 ± 16% softirqs.CPU24.NET_RX
22219 ± 19% -18.7% 18069 ± 2% softirqs.CPU24.RCU
20735 ± 11% -13.2% 17990 ± 2% softirqs.CPU25.RCU
94892 ± 15% +26.0% 119557 ± 17% softirqs.CPU26.NET_RX
20572 ± 8% -11.6% 18175 ± 2% softirqs.CPU26.RCU
21251 ± 11% -15.1% 18042 ± 2% softirqs.CPU27.RCU
95475 ± 15% +26.9% 121158 ± 17% softirqs.CPU28.NET_RX
21109 ± 11% -14.6% 18021 ± 2% softirqs.CPU28.RCU
20821 ± 11% -13.9% 17932 ± 2% softirqs.CPU29.RCU
94143 ± 15% +25.8% 118430 ± 18% softirqs.CPU30.NET_RX
20844 ± 9% -12.6% 18209 ± 2% softirqs.CPU30.RCU
93752 ± 14% +27.3% 119326 ± 17% softirqs.CPU31.NET_RX
20568 ± 10% -11.5% 18199 softirqs.CPU31.RCU
22463 ± 16% -17.7% 18492 ± 2% softirqs.CPU32.RCU
22775 ± 17% -15.4% 19277 ± 2% softirqs.CPU34.RCU
23173 ± 17% -17.1% 19211 ± 3% softirqs.CPU35.RCU
22320 ± 16% -17.4% 18440 ± 2% softirqs.CPU38.RCU
22639 ± 15% -16.8% 18845 ± 3% softirqs.CPU41.RCU
22286 ± 13% -15.3% 18867 ± 2% softirqs.CPU42.RCU
22906 ± 17% -16.9% 19035 ± 3% softirqs.CPU43.RCU
22821 ± 17% -17.7% 18776 ± 6% softirqs.CPU44.RCU
23166 ± 11% -19.2% 18714 ± 3% softirqs.CPU48.RCU
22471 ± 10% -16.8% 18693 ± 4% softirqs.CPU49.RCU
22829 ± 9% -18.8% 18542 ± 3% softirqs.CPU50.RCU
22761 ± 11% -18.4% 18566 ± 3% softirqs.CPU51.RCU
22837 ± 13% -18.6% 18595 ± 3% softirqs.CPU52.RCU
22845 ± 13% -23.3% 17532 ± 6% softirqs.CPU53.RCU
22758 ± 12% -19.5% 18324 ± 3% softirqs.CPU54.RCU
23001 ± 13% -20.2% 18358 ± 4% softirqs.CPU55.RCU
22963 ± 14% -20.0% 18381 ± 3% softirqs.CPU56.RCU
22936 ± 13% -21.1% 18105 ± 6% softirqs.CPU57.RCU
22766 ± 13% -17.9% 18699 ± 4% softirqs.CPU58.RCU
22959 ± 14% -19.0% 18598 ± 4% softirqs.CPU59.RCU
22932 ± 15% -19.1% 18562 ± 4% softirqs.CPU60.RCU
22831 ± 12% -19.4% 18413 ± 3% softirqs.CPU61.RCU
22669 ± 13% -18.2% 18541 ± 4% softirqs.CPU62.RCU
22686 ± 13% -17.5% 18720 ± 5% softirqs.CPU63.RCU
21877 ± 10% -16.2% 18323 ± 3% softirqs.CPU64.RCU
21869 ± 11% -15.5% 18475 ± 4% softirqs.CPU66.RCU
21881 ± 9% -15.4% 18508 ± 4% softirqs.CPU67.RCU
21951 ± 10% -17.2% 18171 ± 4% softirqs.CPU69.RCU
21683 ± 10% -15.5% 18317 ± 4% softirqs.CPU70.RCU
22006 ± 8% -15.9% 18503 ± 4% softirqs.CPU71.RCU
22111 ± 13% -19.9% 17711 ± 3% softirqs.CPU72.RCU
21272 ± 10% -18.4% 17352 ± 3% softirqs.CPU74.RCU
21917 ± 13% -20.5% 17417 ± 3% softirqs.CPU75.RCU
21445 ± 12% -18.9% 17381 ± 4% softirqs.CPU76.RCU
21787 ± 14% -20.5% 17325 ± 4% softirqs.CPU77.RCU
22125 ± 14% -21.8% 17310 ± 3% softirqs.CPU78.RCU
22946 ± 15% -20.9% 18160 ± 3% softirqs.CPU80.RCU
22885 ± 14% -21.6% 17948 ± 2% softirqs.CPU81.RCU
23161 ± 17% -21.2% 18245 ± 2% softirqs.CPU82.RCU
23270 ± 16% -21.3% 18307 ± 2% softirqs.CPU83.RCU
22469 ± 10% -19.3% 18126 ± 2% softirqs.CPU84.RCU
22471 ± 12% -18.1% 18393 ± 2% softirqs.CPU86.RCU
22579 ± 14% -21.2% 17788 ± 2% softirqs.CPU87.RCU
22837 ± 13% -20.4% 18174 ± 2% softirqs.CPU88.RCU
23093 ± 16% -21.3% 18175 ± 2% softirqs.CPU89.RCU
22140 ± 11% -18.2% 18108 ± 2% softirqs.CPU90.RCU
23049 ± 16% -21.0% 18213 ± 3% softirqs.CPU91.RCU
22935 ± 14% -21.7% 17961 ± 2% softirqs.CPU92.RCU
22840 ± 15% -21.9% 17844 ± 2% softirqs.CPU93.RCU
22834 ± 14% -20.5% 18154 ± 2% softirqs.CPU94.RCU
22849 ± 14% -18.2% 18683 ± 2% softirqs.CPU95.RCU
22539 ± 12% -17.6% 18564 ± 3% softirqs.CPU96.RCU
23145 ± 17% -20.0% 18520 ± 4% softirqs.CPU97.RCU
23363 ± 15% -19.7% 18764 ± 6% softirqs.CPU98.RCU
22821 ± 16% -19.1% 18466 ± 2% softirqs.CPU99.RCU
4231487 ± 14% -17.1% 3506041 softirqs.RCU
2.41 ± 46% -1.2 1.19 ± 19% perf-profile.calltrace.cycles-pp.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.asm_call_on_stack
2.10 ± 54% -1.2 0.93 ± 18% perf-profile.calltrace.cycles-pp.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt
2.08 ± 53% -1.1 0.93 ± 17% perf-profile.calltrace.cycles-pp.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt
0.74 ± 24% -0.5 0.27 ±100% perf-profile.calltrace.cycles-pp.worker_thread.kthread.ret_from_fork
1.47 ± 16% -0.4 1.03 ± 13% perf-profile.calltrace.cycles-pp.mul_short.mul_short
0.70 ± 12% -0.4 0.28 ±100% perf-profile.calltrace.cycles-pp.semop
1.21 ± 17% -0.4 0.84 ± 16% perf-profile.calltrace.cycles-pp.mul_long.mul_long
1.19 ± 16% -0.4 0.83 ± 13% perf-profile.calltrace.cycles-pp.mul_int.mul_int
0.96 ± 18% -0.3 0.63 ± 20% perf-profile.calltrace.cycles-pp.ret_from_fork
0.96 ± 18% -0.3 0.63 ± 20% perf-profile.calltrace.cycles-pp.kthread.ret_from_fork
0.92 ± 18% -0.3 0.61 ± 15% perf-profile.calltrace.cycles-pp.random_r
1.81 ± 6% +0.2 2.05 ± 5% perf-profile.calltrace.cycles-pp.do_softirq_own_stack.irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state
2.02 ± 8% +0.3 2.27 ± 4% perf-profile.calltrace.cycles-pp.irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter
1.79 ± 6% +0.3 2.05 ± 5% perf-profile.calltrace.cycles-pp.asm_call_on_stack.do_softirq_own_stack.irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt
1.79 ± 6% +0.3 2.05 ± 5% perf-profile.calltrace.cycles-pp.__softirqentry_text_start.asm_call_on_stack.do_softirq_own_stack.irq_exit_rcu.sysvec_apic_timer_interrupt
0.27 ±100% +0.3 0.60 ± 6% perf-profile.calltrace.cycles-pp.ip_make_skb.udp_sendmsg.sock_sendmsg.sock_write_iter.new_sync_write
1.27 ± 19% +0.5 1.73 ± 14% perf-profile.calltrace.cycles-pp.do_filp_open.do_sys_openat2.do_sys_open.do_syscall_64.entry_SYSCALL_64_after_hwframe
1.26 ± 19% +0.5 1.72 ± 14% perf-profile.calltrace.cycles-pp.path_openat.do_filp_open.do_sys_openat2.do_sys_open.do_syscall_64
1.37 ± 16% +0.5 1.84 ± 13% perf-profile.calltrace.cycles-pp.__open64_nocancel
1.35 ± 17% +0.5 1.82 ± 13% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__open64_nocancel
1.34 ± 17% +0.5 1.82 ± 13% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__open64_nocancel
1.33 ± 18% +0.5 1.81 ± 13% perf-profile.calltrace.cycles-pp.do_sys_openat2.do_sys_open.do_syscall_64.entry_SYSCALL_64_after_hwframe.__open64_nocancel
1.34 ± 17% +0.5 1.81 ± 13% perf-profile.calltrace.cycles-pp.do_sys_open.do_syscall_64.entry_SYSCALL_64_after_hwframe.__open64_nocancel
0.44 ± 61% +0.6 1.01 ± 17% perf-profile.calltrace.cycles-pp.kmem_cache_free.rcu_do_batch.rcu_core.__softirqentry_text_start.asm_call_on_stack
0.62 ± 59% +0.6 1.22 ± 15% perf-profile.calltrace.cycles-pp.rcu_core.__softirqentry_text_start.asm_call_on_stack.do_softirq_own_stack.irq_exit_rcu
0.54 ± 59% +0.6 1.18 ± 16% perf-profile.calltrace.cycles-pp.rcu_do_batch.rcu_core.__softirqentry_text_start.asm_call_on_stack.do_softirq_own_stack
0.18 ±173% +0.7 0.84 ± 20% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__socket
0.18 ±173% +0.7 0.84 ± 20% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__socket
0.18 ±173% +0.7 0.84 ± 20% perf-profile.calltrace.cycles-pp.__socket
0.18 ±173% +0.7 0.84 ± 20% perf-profile.calltrace.cycles-pp.__x64_sys_socket.do_syscall_64.entry_SYSCALL_64_after_hwframe.__socket
0.18 ±173% +0.7 0.83 ± 19% perf-profile.calltrace.cycles-pp.__sys_socket.__x64_sys_socket.do_syscall_64.entry_SYSCALL_64_after_hwframe.__socket
0.52 ± 61% +0.7 1.23 ± 18% perf-profile.calltrace.cycles-pp.__alloc_file.alloc_empty_file.path_openat.do_filp_open.do_sys_openat2
0.52 ± 61% +0.7 1.23 ± 17% perf-profile.calltrace.cycles-pp.alloc_empty_file.path_openat.do_filp_open.do_sys_openat2.do_sys_open
0.31 ±102% +0.8 1.11 ± 18% perf-profile.calltrace.cycles-pp.kmem_cache_alloc.__alloc_file.alloc_empty_file.path_openat.do_filp_open
2.60 ± 28% +1.1 3.69 ± 10% perf-profile.calltrace.cycles-pp.kmem_cache_free.skb_free_datagram.unix_dgram_recvmsg.sock_read_iter.new_sync_read
3.76 ± 29% +1.5 5.25 ± 9% perf-profile.calltrace.cycles-pp.kfree.consume_skb.unix_stream_read_generic.unix_stream_recvmsg.sock_read_iter
2.60 ± 36% +2.0 4.63 ± 10% perf-profile.calltrace.cycles-pp.kmem_cache_alloc_node.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb.unix_stream_sendmsg
2.50 ± 28% +2.1 4.62 ± 10% perf-profile.calltrace.cycles-pp.kmem_cache_alloc_node.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb.unix_dgram_sendmsg
0.00 +2.5 2.45 ± 16% perf-profile.calltrace.cycles-pp.get_obj_cgroup_from_current.kmem_cache_alloc_node.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb
7.28 ± 30% +3.5 10.75 ± 12% perf-profile.calltrace.cycles-pp.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.new_sync_write.vfs_write
7.70 ± 28% +3.6 11.30 ± 12% perf-profile.calltrace.cycles-pp.unix_dgram_sendmsg.sock_sendmsg.sock_write_iter.new_sync_write.vfs_write
6.87 ± 31% +3.6 10.49 ± 12% perf-profile.calltrace.cycles-pp.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg.sock_write_iter.new_sync_write
6.61 ± 31% +3.6 10.25 ± 12% perf-profile.calltrace.cycles-pp.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg
6.81 ± 31% +3.6 10.45 ± 12% perf-profile.calltrace.cycles-pp.alloc_skb_with_frags.sock_alloc_send_pskb.unix_stream_sendmsg.sock_sendmsg.sock_write_iter
7.17 ± 29% +3.8 10.94 ± 12% perf-profile.calltrace.cycles-pp.sock_alloc_send_pskb.unix_dgram_sendmsg.sock_sendmsg.sock_write_iter.new_sync_write
7.12 ± 29% +3.8 10.90 ± 12% perf-profile.calltrace.cycles-pp.alloc_skb_with_frags.sock_alloc_send_pskb.unix_dgram_sendmsg.sock_sendmsg.sock_write_iter
7.12 ± 29% +3.8 10.90 ± 12% perf-profile.calltrace.cycles-pp.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb.unix_dgram_sendmsg.sock_sendmsg
20.83 ± 22% +6.5 27.36 ± 8% perf-profile.calltrace.cycles-pp.new_sync_write.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe
19.68 ± 24% +6.9 26.61 ± 9% perf-profile.calltrace.cycles-pp.sock_write_iter.new_sync_write.vfs_write.ksys_write.do_syscall_64
19.46 ± 24% +7.1 26.52 ± 9% perf-profile.calltrace.cycles-pp.sock_sendmsg.sock_write_iter.new_sync_write.vfs_write.ksys_write
3.93 ± 39% -1.7 2.25 ± 10% perf-profile.children.cycles-pp.__hrtimer_run_queues
2.71 ± 42% -1.2 1.50 ± 13% perf-profile.children.cycles-pp.tick_sched_timer
2.38 ± 49% -1.1 1.23 ± 11% perf-profile.children.cycles-pp.tick_sched_handle
2.36 ± 49% -1.1 1.22 ± 10% perf-profile.children.cycles-pp.update_process_times
0.56 ±126% -0.5 0.10 ± 24% perf-profile.children.cycles-pp.rcu_sched_clock_irq
1.47 ± 16% -0.4 1.03 ± 13% perf-profile.children.cycles-pp.mul_short
1.14 ± 21% -0.4 0.75 ± 9% perf-profile.children.cycles-pp.scheduler_tick
1.21 ± 17% -0.4 0.84 ± 16% perf-profile.children.cycles-pp.mul_long
1.19 ± 16% -0.4 0.83 ± 13% perf-profile.children.cycles-pp.mul_int
0.97 ± 17% -0.3 0.63 ± 20% perf-profile.children.cycles-pp.ret_from_fork
0.96 ± 18% -0.3 0.63 ± 20% perf-profile.children.cycles-pp.kthread
1.11 ± 15% -0.3 0.79 ± 6% perf-profile.children.cycles-pp._raw_spin_lock
0.93 ± 18% -0.3 0.62 ± 15% perf-profile.children.cycles-pp.random_r
0.83 ± 18% -0.3 0.53 ± 12% perf-profile.children.cycles-pp.console_unlock
0.86 ± 17% -0.3 0.58 ± 8% perf-profile.children.cycles-pp.vprintk_emit
1.11 ± 13% -0.3 0.85 ± 10% perf-profile.children.cycles-pp.security_file_permission
0.99 ± 15% -0.3 0.74 ± 8% perf-profile.children.cycles-pp.common_file_perm
0.71 ± 26% -0.2 0.46 ± 6% perf-profile.children.cycles-pp.memcpy_erms
0.69 ± 17% -0.2 0.45 ± 14% perf-profile.children.cycles-pp.serial8250_console_write
0.74 ± 24% -0.2 0.50 ± 8% perf-profile.children.cycles-pp.worker_thread
0.66 ± 16% -0.2 0.43 ± 14% perf-profile.children.cycles-pp.uart_console_write
0.69 ± 26% -0.2 0.45 ± 7% perf-profile.children.cycles-pp.drm_fb_helper_dirty_work
0.71 ± 25% -0.2 0.48 ± 7% perf-profile.children.cycles-pp.process_one_work
0.63 ± 15% -0.2 0.42 ± 14% perf-profile.children.cycles-pp.wait_for_xmitr
0.76 ± 13% -0.2 0.55 ± 9% perf-profile.children.cycles-pp.semop
0.59 ± 14% -0.2 0.40 ± 15% perf-profile.children.cycles-pp.serial8250_console_putchar
0.56 ± 6% -0.2 0.39 ± 8% perf-profile.children.cycles-pp._raw_spin_lock_irqsave
0.39 ± 21% -0.2 0.24 ± 16% perf-profile.children.cycles-pp.load_balance
0.51 ± 15% -0.1 0.36 ± 14% perf-profile.children.cycles-pp.io_serial_in
0.56 ± 6% -0.1 0.42 ± 21% perf-profile.children.cycles-pp.do_semtimedop
0.37 ± 11% -0.1 0.23 ± 27% perf-profile.children.cycles-pp.syscall_return_via_sysret
0.28 ± 31% -0.1 0.16 ± 17% perf-profile.children.cycles-pp.update_rq_clock
0.29 ± 32% -0.1 0.17 ± 30% perf-profile.children.cycles-pp.run_local_timers
0.34 ± 31% -0.1 0.22 ± 3% perf-profile.children.cycles-pp._raw_spin_unlock_irqrestore
0.29 ± 19% -0.1 0.18 ± 18% perf-profile.children.cycles-pp.find_busiest_group
0.26 ± 25% -0.1 0.15 ± 16% perf-profile.children.cycles-pp.rcu_idle_exit
0.59 -0.1 0.49 ± 4% perf-profile.children.cycles-pp.asm_exc_page_fault
0.28 ± 18% -0.1 0.18 ± 16% perf-profile.children.cycles-pp.update_sd_lb_stats
0.33 ± 22% -0.1 0.23 ± 17% perf-profile.children.cycles-pp.srandom_r
0.56 ± 3% -0.1 0.47 ± 5% perf-profile.children.cycles-pp.exc_page_fault
0.31 ± 5% -0.1 0.22 ± 15% perf-profile.children.cycles-pp.__skb_datagram_iter
0.56 ± 4% -0.1 0.47 ± 4% perf-profile.children.cycles-pp.do_user_addr_fault
0.48 ± 3% -0.1 0.39 ± 7% perf-profile.children.cycles-pp.__handle_mm_fault
0.51 ± 2% -0.1 0.42 ± 6% perf-profile.children.cycles-pp.handle_mm_fault
0.17 ± 32% -0.1 0.08 ± 13% perf-profile.children.cycles-pp.update_irq_load_avg
0.20 ± 22% -0.1 0.12 ± 13% perf-profile.children.cycles-pp.arch_scale_freq_tick
0.17 ± 37% -0.1 0.09 ± 21% perf-profile.children.cycles-pp.rcu_eqs_exit
0.31 ± 4% -0.1 0.24 ± 14% perf-profile.children.cycles-pp.skb_copy_datagram_iter
0.12 ± 29% -0.1 0.05 ± 61% perf-profile.children.cycles-pp.delay_tsc
0.19 ± 26% -0.1 0.12 ± 10% perf-profile.children.cycles-pp.dput
0.24 ± 21% -0.1 0.17 ± 13% perf-profile.children.cycles-pp.newton_raphson
0.23 ± 8% -0.1 0.16 ± 13% perf-profile.children.cycles-pp._copy_to_iter
0.22 ± 3% -0.1 0.16 ± 16% perf-profile.children.cycles-pp.copyout
0.30 ± 6% -0.1 0.23 ± 12% perf-profile.children.cycles-pp.pipe_write
0.18 ± 12% -0.1 0.12 ± 15% perf-profile.children.cycles-pp.__libc_fork
0.22 ± 21% -0.1 0.16 ± 9% perf-profile.children.cycles-pp.security_file_alloc
0.12 ± 47% -0.1 0.07 ± 24% perf-profile.children.cycles-pp.cpuidle_governor_latency_req
0.20 ± 26% -0.1 0.15 ± 9% perf-profile.children.cycles-pp.apparmor_file_alloc_security
0.15 ± 12% -0.1 0.10 ± 8% perf-profile.children.cycles-pp._raw_spin_lock_irq
0.14 ± 41% -0.1 0.09 ± 14% perf-profile.children.cycles-pp.skb_queue_tail
0.21 ± 20% -0.0 0.17 ± 10% perf-profile.children.cycles-pp.irq_work_run_list
0.15 ± 14% -0.0 0.11 ± 16% perf-profile.children.cycles-pp.__do_sys_clone
0.15 ± 14% -0.0 0.11 ± 16% perf-profile.children.cycles-pp._do_fork
0.13 ± 28% -0.0 0.08 ± 19% perf-profile.children.cycles-pp.vt_console_print
0.08 ± 19% -0.0 0.03 ±102% perf-profile.children.cycles-pp.__check_heap_object
0.24 ± 2% -0.0 0.19 ± 2% perf-profile.children.cycles-pp.do_fault
0.15 ± 7% -0.0 0.10 ± 24% perf-profile.children.cycles-pp.copy_user_generic_unrolled
0.12 ± 29% -0.0 0.07 ± 22% perf-profile.children.cycles-pp.fbcon_putcs
0.12 ± 29% -0.0 0.07 ± 22% perf-profile.children.cycles-pp.bit_putcs
0.18 ± 4% -0.0 0.13 ± 6% perf-profile.children.cycles-pp.filemap_map_pages
0.22 ± 7% -0.0 0.18 ± 14% perf-profile.children.cycles-pp.netif_rx
0.10 ± 24% -0.0 0.06 ± 20% perf-profile.children.cycles-pp.sys_imageblit
0.10 ± 24% -0.0 0.06 ± 20% perf-profile.children.cycles-pp.drm_fb_helper_sys_imageblit
0.11 ± 7% -0.0 0.07 ± 11% perf-profile.children.cycles-pp.unix_stream_read_actor
0.13 ± 11% -0.0 0.09 ± 20% perf-profile.children.cycles-pp.unmap_vmas
0.11 ± 17% -0.0 0.07 ± 20% perf-profile.children.cycles-pp.__fget_light
0.13 ± 14% -0.0 0.09 ± 15% perf-profile.children.cycles-pp.copy_process
0.11 ± 12% -0.0 0.07 ± 22% perf-profile.children.cycles-pp._copy_from_iter
0.21 ± 7% -0.0 0.18 ± 14% perf-profile.children.cycles-pp.netif_rx_internal
0.14 ± 6% -0.0 0.10 ± 14% perf-profile.children.cycles-pp.do_wp_page
0.13 ± 10% -0.0 0.09 ± 20% perf-profile.children.cycles-pp.unmap_page_range
0.11 ± 21% -0.0 0.07 ± 24% perf-profile.children.cycles-pp.unix_peer_get
0.12 ± 8% -0.0 0.09 ± 16% perf-profile.children.cycles-pp.zap_pte_range
0.07 ± 14% -0.0 0.04 ± 58% perf-profile.children.cycles-pp.num_rtns_1
0.09 ± 11% -0.0 0.06 ± 20% perf-profile.children.cycles-pp.matrix_rtns
0.12 ± 3% -0.0 0.09 ± 12% perf-profile.children.cycles-pp.wp_page_copy
0.26 ± 3% -0.0 0.23 ± 5% perf-profile.children.cycles-pp.release_sock
0.09 ± 14% -0.0 0.07 ± 7% perf-profile.children.cycles-pp.__x86_indirect_thunk_rax
0.09 ± 12% -0.0 0.06 ± 20% perf-profile.children.cycles-pp.__wake_up_common_lock
0.08 ± 5% -0.0 0.07 ± 6% perf-profile.children.cycles-pp.__inet_lookup_established
0.08 ± 6% +0.0 0.09 ± 4% perf-profile.children.cycles-pp.tcp_connect
0.10 ± 12% +0.0 0.13 ± 7% perf-profile.children.cycles-pp.__cgroup_bpf_run_filter_skb
0.04 ± 59% +0.0 0.09 ± 7% perf-profile.children.cycles-pp.security_sock_rcv_skb
0.01 ±173% +0.0 0.06 perf-profile.children.cycles-pp.__tcp_select_window
0.02 ±173% +0.1 0.07 ± 20% perf-profile.children.cycles-pp.__put_anon_vma
0.03 ±100% +0.1 0.09 ± 18% perf-profile.children.cycles-pp.alloc_pipe_info
0.04 ±103% +0.1 0.10 ± 23% perf-profile.children.cycles-pp.rwsem_spin_on_owner
0.06 ± 66% +0.1 0.12 ± 13% perf-profile.children.cycles-pp.accept
0.09 ± 31% +0.1 0.16 ± 2% perf-profile.children.cycles-pp.newseg
0.10 ± 15% +0.1 0.16 ± 4% perf-profile.children.cycles-pp.validate_xmit_skb
0.00 +0.1 0.07 ± 6% perf-profile.children.cycles-pp.skb_clone_tx_timestamp
0.12 ± 41% +0.1 0.19 ± 21% perf-profile.children.cycles-pp.shmat
0.06 ± 63% +0.1 0.14 ± 3% perf-profile.children.cycles-pp.__x64_sys_accept
0.06 ± 63% +0.1 0.14 ± 3% perf-profile.children.cycles-pp.__sys_accept4
0.06 ± 63% +0.1 0.14 ± 3% perf-profile.children.cycles-pp.__sys_accept4_file
0.06 ± 64% +0.1 0.14 ± 3% perf-profile.children.cycles-pp.__shmem_file_setup
0.15 ± 29% +0.1 0.23 ± 10% perf-profile.children.cycles-pp.unix_create
0.15 ± 29% +0.1 0.23 ± 9% perf-profile.children.cycles-pp.inet_create
0.12 ± 36% +0.1 0.21 ± 20% perf-profile.children.cycles-pp.unlink_anon_vmas
0.15 ± 32% +0.1 0.24 ± 20% perf-profile.children.cycles-pp.free_pgtables
0.17 ± 29% +0.1 0.27 ± 11% perf-profile.children.cycles-pp.unix_create1
0.00 +0.1 0.10 ± 7% perf-profile.children.cycles-pp.netif_skb_features
0.12 ± 28% +0.1 0.22 ± 24% perf-profile.children.cycles-pp.shmget
0.14 ± 29% +0.1 0.25 ± 17% perf-profile.children.cycles-pp.__x64_sys_pipe
0.14 ± 29% +0.1 0.25 ± 17% perf-profile.children.cycles-pp.do_pipe2
0.14 ± 32% +0.1 0.25 ± 18% perf-profile.children.cycles-pp.__do_pipe_flags
0.15 ± 28% +0.1 0.26 ± 12% perf-profile.children.cycles-pp.ipcget
0.31 ± 4% +0.1 0.42 ± 10% perf-profile.children.cycles-pp.__ip_append_data
0.13 ± 30% +0.1 0.24 ± 12% perf-profile.children.cycles-pp.__x64_sys_shmget
0.14 ± 32% +0.1 0.25 ± 18% perf-profile.children.cycles-pp.create_pipe_files
0.15 ± 35% +0.1 0.26 ± 8% perf-profile.children.cycles-pp.remove_vma
0.55 ± 5% +0.1 0.67 ± 9% perf-profile.children.cycles-pp.ip_make_skb
0.04 ±101% +0.1 0.18 ± 31% perf-profile.children.cycles-pp.osq_lock
0.12 ± 54% +0.2 0.28 ± 28% perf-profile.children.cycles-pp.rwsem_down_write_slowpath
0.10 ± 74% +0.2 0.28 ± 28% perf-profile.children.cycles-pp.rwsem_optimistic_spin
0.29 ± 29% +0.2 0.47 ± 11% perf-profile.children.cycles-pp.sk_alloc
0.27 ± 31% +0.2 0.46 ± 11% perf-profile.children.cycles-pp.sk_prot_alloc
0.29 ± 32% +0.2 0.49 ± 7% perf-profile.children.cycles-pp.sock_alloc
0.26 ± 36% +0.2 0.47 ± 7% perf-profile.children.cycles-pp.sock_alloc_inode
0.19 ± 35% +0.2 0.42 ± 11% perf-profile.children.cycles-pp.d_alloc_pseudo
0.33 ± 34% +0.2 0.57 ± 6% perf-profile.children.cycles-pp.alloc_file
0.21 ± 33% +0.2 0.45 ± 9% perf-profile.children.cycles-pp.__d_alloc
0.34 ± 32% +0.2 0.59 ± 7% perf-profile.children.cycles-pp.new_inode_pseudo
0.33 ± 32% +0.3 0.58 ± 7% perf-profile.children.cycles-pp.alloc_inode
0.49 ± 28% +0.3 0.75 ± 7% perf-profile.children.cycles-pp.__sys_socketpair
0.49 ± 28% +0.3 0.76 ± 8% perf-profile.children.cycles-pp.__x64_sys_socketpair
0.67 ± 27% +0.3 0.99 ± 7% perf-profile.children.cycles-pp.__sock_create
0.50 ± 26% +0.3 0.84 ± 20% perf-profile.children.cycles-pp.__socket
1.13 ± 20% +0.3 1.48 ± 6% perf-profile.children.cycles-pp.rcu_core
0.40 ± 33% +0.3 0.75 ± 8% perf-profile.children.cycles-pp.sock_alloc_file
0.56 ± 30% +0.4 0.93 ± 8% perf-profile.children.cycles-pp.__x64_sys_socket
0.55 ± 30% +0.4 0.92 ± 8% perf-profile.children.cycles-pp.__sys_socket
1.02 ± 24% +0.4 1.43 ± 5% perf-profile.children.cycles-pp.rcu_do_batch
0.48 ± 31% +0.4 0.92 ± 7% perf-profile.children.cycles-pp.alloc_file_pseudo
1.39 ± 16% +0.5 1.85 ± 13% perf-profile.children.cycles-pp.__open64_nocancel
1.44 ± 23% +0.5 1.96 ± 3% perf-profile.children.cycles-pp.do_filp_open
1.44 ± 23% +0.5 1.96 ± 3% perf-profile.children.cycles-pp.path_openat
1.52 ± 21% +0.5 2.06 ± 2% perf-profile.children.cycles-pp.do_sys_open
1.52 ± 21% +0.5 2.06 ± 2% perf-profile.children.cycles-pp.do_sys_openat2
1.01 ± 34% +0.9 1.93 ± 7% perf-profile.children.cycles-pp.__alloc_file
1.02 ± 33% +0.9 1.94 ± 7% perf-profile.children.cycles-pp.alloc_empty_file
1.60 ± 38% +1.7 3.31 ± 8% perf-profile.children.cycles-pp.kmem_cache_alloc
7.28 ± 31% +2.7 9.93 ± 7% perf-profile.children.cycles-pp.kmem_cache_free
7.28 ± 30% +3.5 10.75 ± 12% perf-profile.children.cycles-pp.unix_stream_sendmsg
7.71 ± 28% +3.6 11.30 ± 12% perf-profile.children.cycles-pp.unix_dgram_sendmsg
5.37 ± 35% +4.0 9.37 ± 10% perf-profile.children.cycles-pp.kmem_cache_alloc_node
0.97 ± 59% +4.2 5.21 ± 7% perf-profile.children.cycles-pp.get_obj_cgroup_from_current
21.64 ± 21% +6.3 27.93 ± 8% perf-profile.children.cycles-pp.ksys_write
21.54 ± 21% +6.3 27.85 ± 8% perf-profile.children.cycles-pp.vfs_write
20.84 ± 22% +6.5 27.36 ± 8% perf-profile.children.cycles-pp.new_sync_write
19.69 ± 24% +6.9 26.62 ± 9% perf-profile.children.cycles-pp.sock_write_iter
19.46 ± 24% +7.1 26.52 ± 9% perf-profile.children.cycles-pp.sock_sendmsg
14.05 ± 30% +7.4 21.48 ± 12% perf-profile.children.cycles-pp.__alloc_skb
14.06 ± 30% +7.5 21.53 ± 12% perf-profile.children.cycles-pp.alloc_skb_with_frags
14.21 ± 30% +7.5 21.68 ± 12% perf-profile.children.cycles-pp.sock_alloc_send_pskb
45.93 ± 22% +12.2 58.11 ± 7% perf-profile.children.cycles-pp.do_syscall_64
47.83 ± 21% +12.2 60.07 ± 7% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe
1.45 ± 16% -0.4 1.02 ± 14% perf-profile.self.cycles-pp.mul_short
1.19 ± 17% -0.4 0.84 ± 15% perf-profile.self.cycles-pp.mul_long
1.18 ± 16% -0.3 0.83 ± 13% perf-profile.self.cycles-pp.mul_int
1.08 ± 15% -0.3 0.78 ± 7% perf-profile.self.cycles-pp._raw_spin_lock
0.81 ± 17% -0.3 0.55 ± 14% perf-profile.self.cycles-pp.random_r
0.94 ± 16% -0.3 0.69 ± 8% perf-profile.self.cycles-pp.common_file_perm
0.70 ± 26% -0.2 0.45 ± 6% perf-profile.self.cycles-pp.memcpy_erms
0.55 ± 6% -0.2 0.38 ± 9% perf-profile.self.cycles-pp._raw_spin_lock_irqsave
0.51 ± 15% -0.1 0.36 ± 14% perf-profile.self.cycles-pp.io_serial_in
0.23 ± 15% -0.1 0.09 ± 9% perf-profile.self.cycles-pp.sock_write_iter
0.19 ± 39% -0.1 0.05 perf-profile.self.cycles-pp.udp_sendmsg
0.37 ± 12% -0.1 0.23 ± 27% perf-profile.self.cycles-pp.syscall_return_via_sysret
0.35 ± 19% -0.1 0.24 ± 17% perf-profile.self.cycles-pp.aa_sk_perm
0.27 ± 33% -0.1 0.17 ± 29% perf-profile.self.cycles-pp.run_local_timers
0.18 ± 16% -0.1 0.08 ± 10% perf-profile.self.cycles-pp.new_sync_write
0.31 ± 23% -0.1 0.22 ± 16% perf-profile.self.cycles-pp.srandom_r
0.17 ± 32% -0.1 0.08 ± 13% perf-profile.self.cycles-pp.update_irq_load_avg
0.21 ± 24% -0.1 0.13 ± 22% perf-profile.self.cycles-pp.update_sd_lb_stats
0.20 ± 22% -0.1 0.12 ± 13% perf-profile.self.cycles-pp.arch_scale_freq_tick
0.13 ± 46% -0.1 0.06 ± 15% perf-profile.self.cycles-pp.__hrtimer_run_queues
0.12 ± 29% -0.1 0.05 ± 61% perf-profile.self.cycles-pp.delay_tsc
0.23 ± 21% -0.1 0.17 ± 11% perf-profile.self.cycles-pp.newton_raphson
0.12 ± 17% -0.1 0.06 ± 6% perf-profile.self.cycles-pp.rebalance_domains
0.14 ± 26% -0.1 0.09 ± 15% perf-profile.self.cycles-pp.tsc_verify_tsc_adjust
0.13 ± 10% -0.1 0.08 ± 16% perf-profile.self.cycles-pp.vfs_write
0.14 ± 15% -0.0 0.10 ± 8% perf-profile.self.cycles-pp._raw_spin_lock_irq
0.07 ± 14% -0.0 0.03 ±102% perf-profile.self.cycles-pp.__check_heap_object
0.13 ± 14% -0.0 0.09 ± 20% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
0.10 ± 24% -0.0 0.06 ± 20% perf-profile.self.cycles-pp.sys_imageblit
0.15 ± 14% -0.0 0.12 ± 13% perf-profile.self.cycles-pp.skb_release_data
0.09 ± 13% -0.0 0.05 ± 58% perf-profile.self.cycles-pp.net_rx_action
0.07 ± 10% -0.0 0.04 ± 58% perf-profile.self.cycles-pp.do_syscall_64
0.10 ± 10% -0.0 0.08 ± 8% perf-profile.self.cycles-pp.filemap_map_pages
0.10 ± 11% +0.0 0.12 ± 6% perf-profile.self.cycles-pp.__cgroup_bpf_run_filter_skb
0.00 +0.1 0.06 ± 15% perf-profile.self.cycles-pp.__ip_finish_output
0.00 +0.1 0.06 ± 7% perf-profile.self.cycles-pp.__tcp_select_window
0.01 ±173% +0.1 0.07 ± 5% perf-profile.self.cycles-pp.tcp_clean_rtx_queue
0.04 ±103% +0.1 0.10 ± 23% perf-profile.self.cycles-pp.rwsem_spin_on_owner
0.05 ± 58% +0.1 0.11 ± 11% perf-profile.self.cycles-pp.unix_dgram_recvmsg
0.00 +0.1 0.07 ± 6% perf-profile.self.cycles-pp.skb_clone_tx_timestamp
0.00 +0.1 0.08 ± 6% perf-profile.self.cycles-pp.__ip_append_data
0.00 +0.1 0.08 ± 11% perf-profile.self.cycles-pp.netif_skb_features
0.04 ±103% +0.1 0.17 ± 31% perf-profile.self.cycles-pp.osq_lock
0.27 ± 33% +0.2 0.42 ± 27% perf-profile.self.cycles-pp.page_counter_uncharge
0.12 ± 24% +0.2 0.30 ± 17% perf-profile.self.cycles-pp.irqtime_account_irq
0.86 ± 61% +0.9 1.73 ± 8% perf-profile.self.cycles-pp.kmem_cache_alloc
2.05 ± 66% +2.0 4.04 ± 12% perf-profile.self.cycles-pp.__kmalloc_node_track_caller
2.34 ± 62% +2.2 4.55 ± 8% perf-profile.self.cycles-pp.kmem_cache_free
2.06 ± 57% +2.4 4.44 ± 8% perf-profile.self.cycles-pp.kfree
0.93 ± 63% +4.2 5.14 ± 7% perf-profile.self.cycles-pp.get_obj_cgroup_from_current



reaim.jobs_per_min

1.35e+07 +----------------------------------------------------------------+
1.3e+07 |-+ :: |
| : : |
1.25e+07 |-+ + + : + + |
1.2e+07 |-+ + + :+ + + : : :: .+ |
| :+ : : + +. : : : +.+.+ : |
1.15e+07 |:+ : + + : : : + : : : : :|
1.1e+07 |:+ : : .+ : + : : + : + : : ::|
1.05e+07 |-+. .+.: : + + : +.+ :+ : : : : + |
| +.+ + :+ + O + :: : |
1e+07 |-+ + O O O O + + |
9.5e+06 |-+ O O O O O O O |
| O O O |
9e+06 |-+ O O O |
8.5e+06 +----------------------------------------------------------------+


[*] bisect-good sample
[O] bisect-bad sample

***************************************************************************************************
lkp-csl-2ap4: 192 threads Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz with 192G memory
=========================================================================================
compiler/cpufreq_governor/kconfig/rootfs/runtime/tbox_group/test/testcase/ucode:
gcc-9/performance/x86_64-rhel-8.3/debian-10.4-x86_64-20200603.cgz/300s/lkp-csl-2ap4/lru-file-mmap-read-rand/vm-scalability/0x5003003

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
%stddev %change %stddev
\ | \
0.10 ± 4% -7.9% 0.10 vm-scalability.free_time
8954 -3.5% 8645 vm-scalability.median
1719804 -2.8% 1671023 vm-scalability.throughput
373.87 +2.2% 382.04 vm-scalability.time.elapsed_time
373.87 +2.2% 382.04 vm-scalability.time.elapsed_time.max
50141867 -2.8% 48740460 vm-scalability.time.major_page_faults
3281287 -20.4% 2613088 ± 20% vm-scalability.time.maximum_resident_set_size
903440 -7.4% 836535 vm-scalability.time.minor_page_faults
57148 +2.8% 58756 vm-scalability.time.system_time
37.04 ± 2% -17.0% 30.74 ± 2% vm-scalability.time.user_time
512689 +11.0% 569304 ± 6% meminfo.Active(anon)
0.21 ± 5% +0.0 0.24 ± 4% mpstat.cpu.all.soft%
75909996 ± 6% -11.5% 67201649 ± 3% numa-numastat.node2.numa_foreign
9637 ± 10% -15.6% 8133 ± 3% numa-meminfo.node0.KernelStack
240528 ± 26% +76.2% 423920 ± 24% numa-meminfo.node3.Shmem
8929 ± 5% -18.8% 7248 ± 9% slabinfo.eventpoll_pwq.active_objs
8929 ± 5% -18.8% 7248 ± 9% slabinfo.eventpoll_pwq.num_objs
25465 ± 6% +1123.1% 311459 ±157% cpuidle.C1.usage
73758 ± 7% +546.8% 477088 ±140% cpuidle.POLL.time
34434 ± 6% +55.6% 53583 ± 39% cpuidle.POLL.usage
9624 ± 10% -15.6% 8126 ± 2% numa-vmstat.node0.nr_kernel_stack
60560 ± 26% +76.1% 106647 ± 24% numa-vmstat.node3.nr_shmem
3263942 ± 5% -7.6% 3014749 ± 6% numa-vmstat.node3.workingset_nodereclaim
18.00 -5.6% 17.00 vmstat.cpu.id
81.00 +1.2% 82.00 vmstat.cpu.sy
760.75 +11.4% 847.25 ± 7% vmstat.memory.buff
5806 -2.1% 5684 vmstat.system.cs
13992 ± 3% +9.7% 15343 ± 2% softirqs.CPU157.RCU
15299 ± 4% -5.7% 14422 ± 5% softirqs.CPU16.RCU
13526 ± 6% +9.6% 14826 ± 2% softirqs.CPU165.RCU
14687 ± 4% -9.6% 13273 softirqs.CPU38.RCU
10180 ± 6% +9.4% 11140 ± 3% softirqs.CPU8.SCHED
222.50 ± 19% -38.9% 136.00 ± 11% interrupts.CPU120.RES:Rescheduling_interrupts
341.25 ± 3% +11.6% 380.75 ± 10% interrupts.CPU13.RES:Rescheduling_interrupts
126.25 ± 28% -42.6% 72.50 ± 27% interrupts.CPU139.RES:Rescheduling_interrupts
223.25 ± 56% -63.3% 82.00 ± 20% interrupts.CPU173.RES:Rescheduling_interrupts
72.50 ± 9% +25.5% 91.00 ± 11% interrupts.CPU179.RES:Rescheduling_interrupts
65.25 ± 14% +36.4% 89.00 ± 20% interrupts.CPU185.RES:Rescheduling_interrupts
75.50 ± 17% +29.8% 98.00 ± 10% interrupts.CPU189.RES:Rescheduling_interrupts
106.75 ± 18% +134.4% 250.25 ± 58% interrupts.CPU191.RES:Rescheduling_interrupts
347.50 ± 3% +26.8% 440.75 ± 7% interrupts.CPU2.RES:Rescheduling_interrupts
221.75 ± 7% -14.1% 190.50 interrupts.CPU64.RES:Rescheduling_interrupts
225.00 ± 10% -15.4% 190.25 ± 3% interrupts.CPU66.RES:Rescheduling_interrupts
352654 -9.1% 320400 interrupts.CPU67.CAL:Function_call_interrupts
197.25 ± 5% -11.9% 173.75 ± 5% interrupts.CPU67.RES:Rescheduling_interrupts
206.75 ± 2% -17.8% 170.00 ± 9% interrupts.CPU68.RES:Rescheduling_interrupts
349942 -9.1% 318025 ± 2% interrupts.CPU70.CAL:Function_call_interrupts
8333 ± 3% -36.9% 5255 ± 33% interrupts.CPU71.NMI:Non-maskable_interrupts
8333 ± 3% -36.9% 5255 ± 33% interrupts.CPU71.PMI:Performance_monitoring_interrupts
134.50 ± 17% -25.5% 100.25 ± 13% interrupts.CPU87.RES:Rescheduling_interrupts
0.43 ± 44% +284.6% 1.64 ± 90% perf-sched.sch_delay.avg.ms.__sched_text_start.__sched_text_start.do_task_dead.do_exit.do_group_exit
0.22 ± 39% +4571.0% 10.18 ±115% perf-sched.sch_delay.avg.ms.__sched_text_start.__sched_text_start.do_wait.kernel_wait4.__do_sys_wait4
0.24 ± 64% -57.5% 0.10 ± 37% perf-sched.sch_delay.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.balance_pgdat
0.05 ±173% +1165.8% 0.64 ± 97% perf-sched.sch_delay.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.do_user_addr_fault
0.11 ± 52% +65236.0% 73.50 ± 98% perf-sched.sch_delay.max.ms.__sched_text_start.__sched_text_start.kswapd.kthread.ret_from_fork
0.50 ±173% +547.7% 3.26 ± 96% perf-sched.sch_delay.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.do_user_addr_fault
0.00 ±173% +21233.3% 0.16 ±144% perf-sched.sch_delay.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.rmap_walk_file
3.22 ± 8% +17.3% 3.78 ± 9% perf-sched.wait_and_delay.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.__alloc_pages_nodemask
193.42 ± 26% -76.3% 45.93 ±173% perf-sched.wait_and_delay.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.process_one_work
510.90 ±100% +1957.9% 10513 ± 63% perf-sched.wait_and_delay.max.ms.__sched_text_start.__sched_text_start.do_wait.kernel_wait4.__do_sys_wait4
147.57 ± 18% +29.4% 190.92 ± 8% perf-sched.wait_and_delay.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.__alloc_pages_slowpath
202.28 ± 11% +702.2% 1622 ± 95% perf-sched.wait_and_delay.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.shrink_lruvec
3.22 ± 8% +17.3% 3.78 ± 9% perf-sched.wait_time.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.__alloc_pages_nodemask
3.54 ±169% +402.5% 17.78 ± 96% perf-sched.wait_time.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.__flush_work
4.75 ± 9% -34.7% 3.10 ± 21% perf-sched.wait_time.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.dput
83.21 ± 33% -73.2% 22.28 ±139% perf-sched.wait_time.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.generic_perform_write
193.17 ± 26% -54.5% 87.87 ± 64% perf-sched.wait_time.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.process_one_work
2.37 ± 49% +191.0% 6.89 ± 39% perf-sched.wait_time.avg.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.rmap_walk_file
147.56 ± 18% +29.4% 190.92 ± 8% perf-sched.wait_time.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.__alloc_pages_slowpath
3783 ± 7% -79.9% 760.99 ±163% perf-sched.wait_time.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.generic_perform_write
16.11 ± 48% +459.4% 90.14 ± 70% perf-sched.wait_time.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.rmap_walk_file
195.61 ± 13% +474.7% 1124 ± 64% perf-sched.wait_time.max.ms.__sched_text_start.__sched_text_start.preempt_schedule_common._cond_resched.shrink_lruvec
112.38 ± 23% +50.7% 169.39 ± 23% perf-sched.wait_time.max.ms.__sched_text_start.__sched_text_start.schedule_timeout.kswapd.kthread
990.53 ± 3% +48.7% 1472 ± 35% perf-sched.wait_time.max.ms.__sched_text_start.__sched_text_start.worker_thread.kthread.ret_from_fork
193180 -2.3% 188669 proc-vmstat.allocstall_movable
1142 ± 5% -18.1% 934.75 ± 2% proc-vmstat.kswapd_low_wmark_hit_quickly
128456 +11.0% 142606 ± 6% proc-vmstat.nr_active_anon
128457 +11.0% 142609 ± 6% proc-vmstat.nr_zone_active_anon
2.916e+08 -3.5% 2.814e+08 proc-vmstat.numa_foreign
1.295e+09 -2.6% 1.262e+09 proc-vmstat.numa_hit
1.295e+09 -2.6% 1.261e+09 proc-vmstat.numa_local
2.916e+08 -3.5% 2.814e+08 proc-vmstat.numa_miss
2.918e+08 -3.5% 2.816e+08 proc-vmstat.numa_other
3708 ± 2% -7.3% 3436 ± 2% proc-vmstat.pageoutrun
1.577e+09 -2.7% 1.534e+09 proc-vmstat.pgalloc_normal
734770 -2.4% 717357 ± 2% proc-vmstat.pgdeactivate
1.029e+08 -2.7% 1e+08 proc-vmstat.pgfault
1.593e+09 -2.7% 1.549e+09 proc-vmstat.pgfree
50090667 -2.8% 48694010 proc-vmstat.pgmajfault
734770 -2.4% 717357 ± 2% proc-vmstat.pgrefill
2.127e+09 -2.3% 2.079e+09 proc-vmstat.pgscan_direct
2.279e+09 -2.5% 2.221e+09 proc-vmstat.pgscan_file
1.518e+08 ± 2% -6.1% 1.425e+08 ± 2% proc-vmstat.pgscan_kswapd
1.439e+09 -2.6% 1.402e+09 proc-vmstat.pgsteal_direct
1.533e+09 -2.8% 1.49e+09 proc-vmstat.pgsteal_file
94594773 ± 3% -6.8% 88192320 ± 2% proc-vmstat.pgsteal_kswapd
81169135 ± 2% -8.4% 74310955 ± 2% proc-vmstat.slabs_scanned
17896413 -3.8% 17213022 proc-vmstat.workingset_nodereclaim
4815275 -1.4% 4747661 proc-vmstat.workingset_nodes
1.515e+08 -3.3% 1.465e+08 proc-vmstat.workingset_refault_file
4.58 +17.1% 5.37 ± 20% perf-stat.i.MPKI
1.328e+10 -1.0% 1.315e+10 perf-stat.i.branch-instructions
1.085e+08 +3.6% 1.124e+08 perf-stat.i.cache-misses
2.313e+08 +3.2% 2.387e+08 ± 3% perf-stat.i.cache-references
5710 -2.2% 5585 perf-stat.i.context-switches
7.07 +3.0% 7.29 perf-stat.i.cpi
4.732e+11 +1.0% 4.781e+11 perf-stat.i.cpu-cycles
4016 -2.4% 3918 perf-stat.i.cycles-between-cache-misses
1.516e+10 -1.4% 1.495e+10 perf-stat.i.dTLB-loads
4.05e+09 -4.3% 3.878e+09 perf-stat.i.dTLB-stores
7160344 -5.5% 6765423 ± 3% perf-stat.i.iTLB-load-misses
5.956e+10 -1.4% 5.875e+10 perf-stat.i.instructions
8057 +4.3% 8407 ± 2% perf-stat.i.instructions-per-iTLB-miss
0.18 -5.1% 0.17 perf-stat.i.ipc
130812 -4.8% 124567 perf-stat.i.major-faults
170.49 -1.6% 167.78 perf-stat.i.metric.M/sec
77.69 +1.5 79.15 perf-stat.i.node-load-miss-rate%
23966652 +7.7% 25800856 perf-stat.i.node-load-misses
11624715 -4.0% 11162780 perf-stat.i.node-stores
137592 -4.7% 131161 perf-stat.i.page-faults
3.86 +4.5% 4.04 ± 2% perf-stat.overall.MPKI
7.97 +2.3% 8.15 perf-stat.overall.cpi
4408 -2.7% 4289 perf-stat.overall.cycles-between-cache-misses
8457 +4.3% 8824 ± 3% perf-stat.overall.instructions-per-iTLB-miss
0.13 -2.3% 0.12 perf-stat.overall.ipc
78.50 +1.6 80.11 perf-stat.overall.node-load-miss-rate%
59.97 +0.8 60.79 perf-stat.overall.node-store-miss-rate%
1.359e+10 -1.2% 1.343e+10 perf-stat.ps.branch-instructions
1.101e+08 +3.6% 1.141e+08 perf-stat.ps.cache-misses
2.353e+08 +2.9% 2.422e+08 ± 2% perf-stat.ps.cache-references
5768 -2.1% 5648 perf-stat.ps.context-switches
1.551e+10 -1.6% 1.527e+10 perf-stat.ps.dTLB-loads
4.126e+09 -4.3% 3.948e+09 perf-stat.ps.dTLB-stores
7206955 -5.5% 6810312 ± 3% perf-stat.ps.iTLB-load-misses
901608 ± 2% -9.6% 814873 ± 9% perf-stat.ps.iTLB-loads
6.094e+10 -1.5% 6.002e+10 perf-stat.ps.instructions
133601 -4.8% 127225 perf-stat.ps.major-faults
24391184 +7.5% 26227147 perf-stat.ps.node-load-misses
11852943 -3.9% 11392306 perf-stat.ps.node-stores
140341 -4.7% 133788 perf-stat.ps.page-faults
4.53 ± 11% -0.9 3.68 ± 15% perf-profile.calltrace.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.page_cache_readahead_unbounded.filemap_fault.__xfs_filemap_fault
4.40 ± 11% -0.8 3.56 ± 16% perf-profile.calltrace.cycles-pp.rmqueue.get_page_from_freelist.__alloc_pages_nodemask.page_cache_readahead_unbounded.filemap_fault
4.25 ± 12% -0.8 3.42 ± 17% perf-profile.calltrace.cycles-pp.rmqueue_bulk.rmqueue.get_page_from_freelist.__alloc_pages_nodemask.page_cache_readahead_unbounded
3.85 ± 13% -0.8 3.04 ± 19% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.rmqueue_bulk.rmqueue.get_page_from_freelist
3.85 ± 13% -0.8 3.06 ± 19% perf-profile.calltrace.cycles-pp._raw_spin_lock.rmqueue_bulk.rmqueue.get_page_from_freelist.__alloc_pages_nodemask
4.44 ± 3% -0.4 4.09 ± 4% perf-profile.calltrace.cycles-pp.iomap_readahead_actor.iomap_apply.iomap_readahead.read_pages.page_cache_readahead_unbounded
4.29 ± 3% -0.4 3.94 ± 4% perf-profile.calltrace.cycles-pp.iomap_readpage_actor.iomap_readahead_actor.iomap_apply.iomap_readahead.read_pages
4.47 ± 3% -0.3 4.12 ± 4% perf-profile.calltrace.cycles-pp.read_pages.page_cache_readahead_unbounded.filemap_fault.__xfs_filemap_fault.__do_fault
4.46 ± 3% -0.3 4.11 ± 4% perf-profile.calltrace.cycles-pp.iomap_apply.iomap_readahead.read_pages.page_cache_readahead_unbounded.filemap_fault
4.47 ± 3% -0.3 4.12 ± 4% perf-profile.calltrace.cycles-pp.iomap_readahead.read_pages.page_cache_readahead_unbounded.filemap_fault.__xfs_filemap_fault
2.32 ± 3% -0.2 2.12 ± 4% perf-profile.calltrace.cycles-pp.memset_erms.iomap_readpage_actor.iomap_readahead_actor.iomap_apply.iomap_readahead
1.83 ± 3% -0.1 1.68 ± 3% perf-profile.calltrace.cycles-pp.iomap_set_range_uptodate.iomap_readpage_actor.iomap_readahead_actor.iomap_apply.iomap_readahead
5.13 ± 9% -0.9 4.19 ± 13% perf-profile.children.cycles-pp._raw_spin_lock
4.74 ± 11% -0.9 3.89 ± 14% perf-profile.children.cycles-pp.get_page_from_freelist
4.59 ± 12% -0.8 3.75 ± 15% perf-profile.children.cycles-pp.rmqueue
4.42 ± 12% -0.8 3.59 ± 16% perf-profile.children.cycles-pp.rmqueue_bulk
4.47 ± 3% -0.4 4.11 ± 4% perf-profile.children.cycles-pp.iomap_apply
4.45 ± 3% -0.4 4.09 ± 4% perf-profile.children.cycles-pp.iomap_readahead_actor
4.47 ± 3% -0.4 4.12 ± 4% perf-profile.children.cycles-pp.read_pages
4.47 ± 3% -0.4 4.12 ± 4% perf-profile.children.cycles-pp.iomap_readahead
4.30 ± 3% -0.4 3.95 ± 4% perf-profile.children.cycles-pp.iomap_readpage_actor
2.35 ± 3% -0.2 2.15 ± 4% perf-profile.children.cycles-pp.memset_erms
0.98 ± 6% -0.2 0.82 ± 2% perf-profile.children.cycles-pp.free_unref_page_list
1.83 ± 3% -0.1 1.68 ± 3% perf-profile.children.cycles-pp.iomap_set_range_uptodate
1.04 ± 2% -0.1 0.95 ± 2% perf-profile.children.cycles-pp.__list_del_entry_valid
0.72 -0.0 0.69 ± 2% perf-profile.children.cycles-pp.isolate_lru_pages
0.59 ± 3% -0.0 0.56 perf-profile.children.cycles-pp.page_referenced
0.16 ± 2% -0.0 0.15 ± 2% perf-profile.children.cycles-pp.down_read
0.16 ± 2% -0.0 0.15 perf-profile.children.cycles-pp.xa_load
0.10 ± 5% +0.0 0.11 perf-profile.children.cycles-pp.page_remove_rmap
0.18 ± 4% +0.0 0.21 perf-profile.children.cycles-pp.unaccount_page_cache_page
0.00 +0.1 0.06 perf-profile.children.cycles-pp.lru_note_cost
0.03 ±100% +0.1 0.09 ± 7% perf-profile.children.cycles-pp.propagate_protected_usage
0.14 ± 3% +0.1 0.24 ± 4% perf-profile.children.cycles-pp.page_counter_try_charge
0.23 +0.1 0.34 ± 3% perf-profile.children.cycles-pp.mem_cgroup_uncharge_list
0.23 ± 12% +0.1 0.35 ± 8% perf-profile.children.cycles-pp.page_counter_cancel
0.18 ± 2% +0.1 0.30 ± 2% perf-profile.children.cycles-pp.uncharge_batch
0.24 ± 14% +0.1 0.37 ± 8% perf-profile.children.cycles-pp.page_counter_uncharge
0.21 ± 3% +0.1 0.34 ± 4% perf-profile.children.cycles-pp.try_charge
0.61 ± 4% +0.2 0.77 ± 4% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state
0.15 ± 7% +0.2 0.36 ± 2% perf-profile.children.cycles-pp.workingset_age_nonresident
0.28 ± 4% -0.2 0.09 ± 5% perf-profile.self.cycles-pp.workingset_eviction
2.33 ± 3% -0.2 2.14 ± 4% perf-profile.self.cycles-pp.memset_erms
1.81 ± 2% -0.1 1.66 ± 3% perf-profile.self.cycles-pp.iomap_set_range_uptodate
1.03 ± 2% -0.1 0.95 ± 2% perf-profile.self.cycles-pp.__list_del_entry_valid
0.42 ± 3% -0.0 0.39 ± 2% perf-profile.self.cycles-pp.xas_create
0.33 -0.0 0.31 ± 3% perf-profile.self.cycles-pp.free_pcppages_bulk
0.14 ± 3% -0.0 0.12 perf-profile.self.cycles-pp.__pagevec_lru_add_fn
0.08 ± 5% +0.0 0.10 perf-profile.self.cycles-pp.try_charge
0.11 ± 24% +0.0 0.15 ± 19% perf-profile.self.cycles-pp.kmem_cache_free
0.00 +0.1 0.06 perf-profile.self.cycles-pp.lru_note_cost
0.03 ±100% +0.1 0.09 ± 4% perf-profile.self.cycles-pp.propagate_protected_usage
0.20 ± 12% +0.1 0.29 ± 8% perf-profile.self.cycles-pp.page_counter_cancel
0.12 ± 3% +0.1 0.21 ± 3% perf-profile.self.cycles-pp.page_counter_try_charge
0.21 ± 3% +0.1 0.33 ± 5% perf-profile.self.cycles-pp.__mod_memcg_lruvec_state
0.15 ± 7% +0.2 0.36 ± 2% perf-profile.self.cycles-pp.workingset_age_nonresident



***************************************************************************************************
lkp-hsw-4ex1: 144 threads Intel(R) Xeon(R) CPU E7-8890 v3 @ 2.50GHz with 512G memory
=========================================================================================
compiler/cpufreq_governor/kconfig/mode/nr_task/rootfs/tbox_group/test/testcase/ucode:
gcc-9/performance/x86_64-rhel-8.3/process/50%/debian-10.4-x86_64-20200603.cgz/lkp-hsw-4ex1/page_fault2/will-it-scale/0x16

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
4:4 6% 4:4 perf-profile.calltrace.cycles-pp.error_entry.testcase
4:4 6% 4:4 perf-profile.children.cycles-pp.error_entry
3:4 5% 3:4 perf-profile.self.cycles-pp.error_entry
%stddev %change %stddev
\ | \
11917882 +14.5% 13642560 will-it-scale.72.processes
165525 +14.5% 189479 will-it-scale.per_process_ops
11917882 +14.5% 13642560 will-it-scale.workload
5.751e+09 ± 41% +68.4% 9.683e+09 ± 16% cpuidle.C1E.time
5.51 -0.9 4.64 mpstat.cpu.all.usr%
3075 ± 6% +23.6% 3801 ± 11% syscalls.sys_write.med
52736 ± 3% +11.3% 58685 ± 3% slabinfo.filp.active_objs
52960 ± 3% +11.2% 58899 ± 3% slabinfo.filp.num_objs
10628 ± 6% +10.5% 11745 ± 6% slabinfo.pde_opener.active_objs
10628 ± 6% +10.5% 11745 ± 6% slabinfo.pde_opener.num_objs
37829 ± 4% -28.9% 26912 ± 9% numa-meminfo.node1.KReclaimable
6200 ± 7% -13.0% 5392 ± 5% numa-meminfo.node1.KernelStack
37829 ± 4% -28.9% 26912 ± 9% numa-meminfo.node1.SReclaimable
63426 ± 8% -25.5% 47269 ± 14% numa-meminfo.node1.SUnreclaim
101256 ± 3% -26.7% 74181 ± 10% numa-meminfo.node1.Slab
42587 ± 8% +20.2% 51174 ± 10% numa-meminfo.node3.SUnreclaim
68736 ± 6% +25.3% 86149 ± 12% numa-meminfo.node3.Slab
9.114e+08 ± 2% +14.4% 1.042e+09 numa-numastat.node0.local_node
9.114e+08 ± 2% +14.4% 1.042e+09 numa-numastat.node0.numa_hit
9.009e+08 +14.0% 1.027e+09 numa-numastat.node1.local_node
9.009e+08 +14.0% 1.027e+09 numa-numastat.node1.numa_hit
8.939e+08 +14.6% 1.024e+09 numa-numastat.node2.local_node
8.939e+08 +14.6% 1.024e+09 numa-numastat.node2.numa_hit
8.868e+08 ± 3% +14.9% 1.019e+09 numa-numastat.node3.local_node
8.868e+08 ± 3% +14.9% 1.019e+09 numa-numastat.node3.numa_hit
35598 ± 2% -59.8% 14317 ±102% numa-numastat.node3.other_node
1208645 -1.0% 1196811 proc-vmstat.nr_anon_pages
32598 +1.2% 32990 proc-vmstat.nr_slab_reclaimable
53316 +1.5% 54099 proc-vmstat.nr_slab_unreclaimable
1827 ±125% -97.2% 50.50 ± 29% proc-vmstat.numa_hint_faults_local
3.591e+09 +14.5% 4.11e+09 proc-vmstat.numa_hit
3.591e+09 +14.5% 4.11e+09 proc-vmstat.numa_local
11689 ± 17% -45.3% 6395 ± 48% proc-vmstat.numa_pages_migrated
42327 ± 21% -46.3% 22714 ± 2% proc-vmstat.numa_pte_updates
3.593e+09 +14.4% 4.112e+09 proc-vmstat.pgalloc_normal
3.582e+09 +14.5% 4.1e+09 proc-vmstat.pgfault
3.59e+09 +14.5% 4.109e+09 proc-vmstat.pgfree
11689 ± 17% -45.3% 6395 ± 48% proc-vmstat.pgmigrate_success
4.538e+08 ± 3% +14.4% 5.191e+08 numa-vmstat.node0.numa_hit
4.538e+08 ± 3% +14.4% 5.19e+08 numa-vmstat.node0.numa_local
6198 ± 7% -13.0% 5394 ± 5% numa-vmstat.node1.nr_kernel_stack
9456 ± 4% -28.9% 6727 ± 9% numa-vmstat.node1.nr_slab_reclaimable
15856 ± 8% -25.5% 11817 ± 14% numa-vmstat.node1.nr_slab_unreclaimable
4.489e+08 +13.8% 5.108e+08 numa-vmstat.node1.numa_hit
4.488e+08 +13.8% 5.107e+08 numa-vmstat.node1.numa_local
4.452e+08 +14.4% 5.092e+08 numa-vmstat.node2.numa_hit
4.451e+08 +14.4% 5.091e+08 numa-vmstat.node2.numa_local
10646 ± 8% +20.2% 12793 ± 10% numa-vmstat.node3.nr_slab_unreclaimable
4.416e+08 ± 3% +14.8% 5.071e+08 numa-vmstat.node3.numa_hit
4.415e+08 ± 3% +14.8% 5.07e+08 numa-vmstat.node3.numa_local
124943 -17.1% 103615 ± 14% numa-vmstat.node3.numa_other
157.96 ± 21% +3658.8% 5937 ± 47% sched_debug.cfs_rq:/.exec_clock.min
47229 ± 3% -27.2% 34362 ± 9% sched_debug.cfs_rq:/.exec_clock.stddev
29466 ± 17% +1441.3% 454176 ± 46% sched_debug.cfs_rq:/.min_vruntime.min
3501079 ± 3% -27.2% 2548272 ± 9% sched_debug.cfs_rq:/.min_vruntime.stddev
12.72 ± 2% +35.2% 17.19 ± 2% sched_debug.cfs_rq:/.nr_spread_over.avg
35.46 ± 8% +29.6% 45.96 ± 16% sched_debug.cfs_rq:/.nr_spread_over.max
3501081 ± 3% -27.2% 2548274 ± 9% sched_debug.cfs_rq:/.spread0.stddev
1325375 ± 6% -15.7% 1117832 ± 5% sched_debug.cpu.avg_idle.max
38786 ± 14% -25.1% 29035 ± 26% sched_debug.cpu.nr_switches.max
4150 ± 8% -19.5% 3338 ± 11% sched_debug.cpu.nr_switches.stddev
35676 ± 16% -25.6% 26560 ± 28% sched_debug.cpu.sched_count.max
604.12 ± 4% +14.9% 694.00 ± 3% sched_debug.cpu.sched_count.min
17716 ± 16% -26.0% 13114 ± 28% sched_debug.cpu.sched_goidle.max
12.21 ± 14% +133.1% 28.46 ± 27% sched_debug.cpu.sched_goidle.min
1885 ± 11% -19.3% 1522 ± 14% sched_debug.cpu.sched_goidle.stddev
18816 ± 10% -25.8% 13967 ± 17% sched_debug.cpu.ttwu_count.max
219.25 ± 4% +23.8% 271.50 ± 5% sched_debug.cpu.ttwu_count.min
1952 ± 3% -19.1% 1578 ± 9% sched_debug.cpu.ttwu_count.stddev
202.42 ± 3% +18.3% 239.38 ± 4% sched_debug.cpu.ttwu_local.min
40818 ± 2% -31.4% 27986 ± 26% softirqs.CPU1.SCHED
9367 ± 9% -18.4% 7646 ± 4% softirqs.CPU100.RCU
12582 ± 46% +101.2% 25311 ± 18% softirqs.CPU103.SCHED
23835 ± 13% -26.3% 17571 ± 15% softirqs.CPU11.SCHED
30004 ± 22% -35.2% 19452 ± 14% softirqs.CPU121.SCHED
9330 ± 4% -16.0% 7842 ± 7% softirqs.CPU137.RCU
10955 ± 10% -22.2% 8527 ± 6% softirqs.CPU14.RCU
9739 ± 10% -19.4% 7848 ± 15% softirqs.CPU18.RCU
10422 ± 10% -16.5% 8707 ± 6% softirqs.CPU19.RCU
9955 ± 6% -18.4% 8128 ± 2% softirqs.CPU20.RCU
10056 ± 6% -21.7% 7871 ± 3% softirqs.CPU22.RCU
12538 ± 51% +102.1% 25339 ± 19% softirqs.CPU22.SCHED
11539 ± 50% +115.6% 24880 ± 29% softirqs.CPU24.SCHED
10011 ± 9% -21.5% 7858 ± 6% softirqs.CPU25.RCU
9823 ± 7% -14.3% 8416 ± 5% softirqs.CPU26.RCU
9736 ± 4% -16.7% 8114 ± 4% softirqs.CPU27.RCU
9971 ± 7% -16.5% 8326 ± 8% softirqs.CPU3.RCU
9735 ± 4% -12.8% 8484 ± 7% softirqs.CPU30.RCU
10286 ± 8% -18.6% 8370 ± 2% softirqs.CPU36.RCU
9144 ± 8% -10.2% 8209 ± 3% softirqs.CPU37.RCU
10268 ± 4% -17.1% 8513 ± 5% softirqs.CPU38.RCU
9510 ± 6% -14.8% 8100 ± 5% softirqs.CPU4.RCU
9648 ± 10% -16.8% 8026 ± 6% softirqs.CPU40.RCU
9861 ± 4% -13.5% 8525 ± 5% softirqs.CPU43.RCU
9851 ± 10% -18.8% 7996 ± 2% softirqs.CPU47.RCU
12163 ± 58% +90.4% 23154 ± 11% softirqs.CPU49.SCHED
10364 ± 11% -20.8% 8204 ± 5% softirqs.CPU73.RCU
3348 ± 14% +349.4% 15044 ± 43% softirqs.CPU73.SCHED
29070 ± 20% -44.8% 16051 ± 18% softirqs.CPU94.SCHED
31270 ± 17% -42.5% 17981 ± 43% softirqs.CPU96.SCHED
1283184 ± 2% -9.9% 1156401 softirqs.RCU
33.50 ± 34% +235.1% 112.25 ± 49% interrupts.CPU1.RES:Rescheduling_interrupts
2909 ± 32% +172.4% 7922 ± 2% interrupts.CPU12.NMI:Non-maskable_interrupts
2909 ± 32% +172.4% 7922 ± 2% interrupts.CPU12.PMI:Performance_monitoring_interrupts
3855 ± 63% +61.9% 6241 ± 31% interrupts.CPU121.NMI:Non-maskable_interrupts
3855 ± 63% +61.9% 6241 ± 31% interrupts.CPU121.PMI:Performance_monitoring_interrupts
662.75 +9.0% 722.50 ± 4% interrupts.CPU123.CAL:Function_call_interrupts
8.00 ± 42% +393.8% 39.50 ±113% interrupts.CPU128.RES:Rescheduling_interrupts
7.25 ± 17% +441.4% 39.25 ±111% interrupts.CPU133.RES:Rescheduling_interrupts
7378 ± 13% -49.4% 3735 ± 42% interrupts.CPU137.NMI:Non-maskable_interrupts
7378 ± 13% -49.4% 3735 ± 42% interrupts.CPU137.PMI:Performance_monitoring_interrupts
4443 ± 16% +53.8% 6835 ± 18% interrupts.CPU14.NMI:Non-maskable_interrupts
4443 ± 16% +53.8% 6835 ± 18% interrupts.CPU14.PMI:Performance_monitoring_interrupts
2429 ± 44% +90.4% 4624 ± 38% interrupts.CPU15.NMI:Non-maskable_interrupts
2429 ± 44% +90.4% 4624 ± 38% interrupts.CPU15.PMI:Performance_monitoring_interrupts
2309 ± 45% +69.5% 3913 ± 34% interrupts.CPU3.NMI:Non-maskable_interrupts
2309 ± 45% +69.5% 3913 ± 34% interrupts.CPU3.PMI:Performance_monitoring_interrupts
2741 ± 57% +98.9% 5453 ± 30% interrupts.CPU37.NMI:Non-maskable_interrupts
2741 ± 57% +98.9% 5453 ± 30% interrupts.CPU37.PMI:Performance_monitoring_interrupts
2797 ± 32% +37.2% 3836 ± 7% interrupts.CPU42.NMI:Non-maskable_interrupts
2797 ± 32% +37.2% 3836 ± 7% interrupts.CPU42.PMI:Performance_monitoring_interrupts
5760 ± 31% -45.4% 3143 ± 33% interrupts.CPU50.NMI:Non-maskable_interrupts
5760 ± 31% -45.4% 3143 ± 33% interrupts.CPU50.PMI:Performance_monitoring_interrupts
654.50 +43.4% 938.75 ± 21% interrupts.CPU56.CAL:Function_call_interrupts
942.75 ± 37% -30.6% 654.25 interrupts.CPU81.CAL:Function_call_interrupts
793.50 ± 10% -17.6% 653.50 ± 3% interrupts.CPU82.CAL:Function_call_interrupts
6309 ± 24% -54.7% 2858 ± 61% interrupts.CPU84.NMI:Non-maskable_interrupts
6309 ± 24% -54.7% 2858 ± 61% interrupts.CPU84.PMI:Performance_monitoring_interrupts
5327 ± 30% -41.7% 3105 ± 17% interrupts.CPU9.NMI:Non-maskable_interrupts
5327 ± 30% -41.7% 3105 ± 17% interrupts.CPU9.PMI:Performance_monitoring_interrupts
3778 ± 66% +66.3% 6284 ± 33% interrupts.CPU92.NMI:Non-maskable_interrupts
3778 ± 66% +66.3% 6284 ± 33% interrupts.CPU92.PMI:Performance_monitoring_interrupts
662.25 ± 4% +8.8% 720.75 ± 8% interrupts.CPU95.CAL:Function_call_interrupts
17.28 -7.5% 15.98 perf-stat.i.MPKI
1.115e+10 +20.2% 1.34e+10 perf-stat.i.branch-instructions
0.52 -0.0 0.49 perf-stat.i.branch-miss-rate%
56107202 +13.4% 63617962 perf-stat.i.branch-misses
35.61 +1.8 37.40 perf-stat.i.cache-miss-rate%
3.572e+08 +15.6% 4.128e+08 perf-stat.i.cache-misses
9.999e+08 +10.1% 1.101e+09 perf-stat.i.cache-references
3.60 -16.1% 3.02 perf-stat.i.cpi
605.08 -14.0% 520.12 perf-stat.i.cycles-between-cache-misses
1.761e+10 +18.4% 2.086e+10 perf-stat.i.dTLB-loads
84716478 +14.0% 96553382 perf-stat.i.dTLB-store-misses
1.086e+10 +14.2% 1.239e+10 perf-stat.i.dTLB-stores
91.12 +1.0 92.09 perf-stat.i.iTLB-load-miss-rate%
35528786 +14.8% 40782994 perf-stat.i.iTLB-load-misses
5.787e+10 +18.8% 6.877e+10 perf-stat.i.instructions
1633 +3.8% 1695 perf-stat.i.instructions-per-iTLB-miss
0.28 +19.1% 0.33 perf-stat.i.ipc
285.23 +17.5% 335.20 perf-stat.i.metric.M/sec
11858192 +14.5% 13580221 perf-stat.i.minor-faults
11851969 +15.4% 13682892 perf-stat.i.node-load-misses
2.897e+08 +15.4% 3.344e+08 perf-stat.i.node-loads
16.96 +1.4 18.32 perf-stat.i.node-store-miss-rate%
9075374 +28.0% 11615910 perf-stat.i.node-store-misses
44586298 +16.4% 51885017 perf-stat.i.node-stores
11858196 +14.5% 13580224 perf-stat.i.page-faults
17.28 -7.4% 16.00 perf-stat.overall.MPKI
0.50 -0.0 0.47 perf-stat.overall.branch-miss-rate%
35.72 +1.8 37.51 perf-stat.overall.cache-miss-rate%
3.60 -16.0% 3.02 perf-stat.overall.cpi
582.56 -13.6% 503.24 perf-stat.overall.cycles-between-cache-misses
91.23 +1.0 92.25 perf-stat.overall.iTLB-load-miss-rate%
1629 +3.5% 1686 perf-stat.overall.instructions-per-iTLB-miss
0.28 +19.0% 0.33 perf-stat.overall.ipc
16.91 +1.4 18.29 perf-stat.overall.node-store-miss-rate%
1462076 +3.9% 1519305 perf-stat.overall.path-length
1.111e+10 +20.1% 1.335e+10 perf-stat.ps.branch-instructions
55895802 +13.4% 63379750 perf-stat.ps.branch-misses
3.56e+08 +15.5% 4.113e+08 perf-stat.ps.cache-misses
9.965e+08 +10.0% 1.096e+09 perf-stat.ps.cache-references
1.755e+10 +18.4% 2.078e+10 perf-stat.ps.dTLB-loads
84430787 +13.9% 96194702 perf-stat.ps.dTLB-store-misses
1.082e+10 +14.1% 1.235e+10 perf-stat.ps.dTLB-stores
35410048 +14.8% 40634390 perf-stat.ps.iTLB-load-misses
5.768e+10 +18.8% 6.852e+10 perf-stat.ps.instructions
11818655 +14.5% 13530862 perf-stat.ps.minor-faults
11809592 +15.4% 13631265 perf-stat.ps.node-load-misses
2.887e+08 +15.4% 3.332e+08 perf-stat.ps.node-loads
9045541 +28.0% 11574692 perf-stat.ps.node-store-misses
44438814 +16.3% 51699346 perf-stat.ps.node-stores
11818659 +14.5% 13530865 perf-stat.ps.page-faults
1.743e+13 +18.9% 2.073e+13 perf-stat.total.instructions
11.82 ± 7% -4.7 7.14 ± 11% perf-profile.calltrace.cycles-pp.mem_cgroup_charge.do_fault.__handle_mm_fault.handle_mm_fault.do_user_addr_fault
5.08 ± 7% -2.3 2.81 ± 9% perf-profile.calltrace.cycles-pp.get_mem_cgroup_from_mm.mem_cgroup_charge.do_fault.__handle_mm_fault.handle_mm_fault
1.10 ± 9% -0.8 0.31 ±100% perf-profile.calltrace.cycles-pp.mem_cgroup_charge_statistics.mem_cgroup_charge.do_fault.__handle_mm_fault.handle_mm_fault
1.07 ± 9% -0.8 0.30 ±100% perf-profile.calltrace.cycles-pp.__count_memcg_events.mem_cgroup_charge_statistics.mem_cgroup_charge.do_fault.__handle_mm_fault
1.42 ± 9% -0.7 0.68 ± 15% perf-profile.calltrace.cycles-pp.__count_memcg_events.handle_mm_fault.do_user_addr_fault.exc_page_fault.asm_exc_page_fault
1.38 ± 9% -0.7 0.66 ± 17% perf-profile.calltrace.cycles-pp.__mod_memcg_state.__mod_memcg_lruvec_state.page_add_new_anon_rmap.alloc_set_pte.finish_fault
1.69 ± 9% -0.6 1.11 ± 16% perf-profile.calltrace.cycles-pp.page_add_new_anon_rmap.alloc_set_pte.finish_fault.do_fault.__handle_mm_fault
1.51 ± 9% -0.6 0.94 ± 17% perf-profile.calltrace.cycles-pp.__mod_memcg_lruvec_state.page_add_new_anon_rmap.alloc_set_pte.finish_fault.do_fault
0.68 ± 10% +0.2 0.86 ± 15% perf-profile.calltrace.cycles-pp.release_pages.tlb_flush_mmu.tlb_finish_mmu.unmap_region.__do_munmap
0.70 ± 10% +0.2 0.90 ± 15% perf-profile.calltrace.cycles-pp.tlb_finish_mmu.unmap_region.__do_munmap.__vm_munmap.__x64_sys_munmap
0.44 ± 57% +0.2 0.69 ± 12% perf-profile.calltrace.cycles-pp._raw_spin_lock.rmqueue_bulk.rmqueue.get_page_from_freelist.__alloc_pages_nodemask
0.43 ± 57% +0.2 0.68 ± 11% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.rmqueue_bulk.rmqueue.get_page_from_freelist
0.00 +0.6 0.64 ± 14% perf-profile.calltrace.cycles-pp.__mod_memcg_lruvec_state.page_remove_rmap.zap_pte_range.unmap_page_range.unmap_vmas
0.72 ± 8% +1.0 1.74 ± 13% perf-profile.calltrace.cycles-pp.try_charge.mem_cgroup_charge.do_fault.__handle_mm_fault.handle_mm_fault
0.00 +1.2 1.23 ± 13% perf-profile.calltrace.cycles-pp.page_counter_try_charge.try_charge.mem_cgroup_charge.do_fault.__handle_mm_fault
2.25 ± 13% +1.2 3.49 ± 15% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.release_pages.tlb_flush_mmu.zap_pte_range
2.27 ± 12% +1.2 3.51 ± 15% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.release_pages.tlb_flush_mmu.zap_pte_range.unmap_page_range
5.23 ± 11% +1.4 6.65 ± 13% perf-profile.calltrace.cycles-pp.release_pages.tlb_flush_mmu.zap_pte_range.unmap_page_range.unmap_vmas
5.65 ± 11% +1.4 7.08 ± 13% perf-profile.calltrace.cycles-pp.tlb_flush_mmu.zap_pte_range.unmap_page_range.unmap_vmas.unmap_region
3.75 ± 12% +1.9 5.61 ± 14% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.pagevec_lru_move_fn.lru_cache_add.alloc_set_pte
3.79 ± 12% +1.9 5.67 ± 14% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.pagevec_lru_move_fn.lru_cache_add.alloc_set_pte.finish_fault
5.58 ± 11% +1.9 7.48 ± 14% perf-profile.calltrace.cycles-pp.pagevec_lru_move_fn.lru_cache_add.alloc_set_pte.finish_fault.do_fault
5.71 ± 11% +1.9 7.62 ± 14% perf-profile.calltrace.cycles-pp.lru_cache_add.alloc_set_pte.finish_fault.do_fault.__handle_mm_fault
11.84 ± 7% -4.7 7.15 ± 11% perf-profile.children.cycles-pp.mem_cgroup_charge
5.09 ± 7% -2.3 2.82 ± 9% perf-profile.children.cycles-pp.get_mem_cgroup_from_mm
2.50 ± 9% -1.3 1.21 ± 16% perf-profile.children.cycles-pp.__count_memcg_events
2.70 ± 9% -1.1 1.63 ± 13% perf-profile.children.cycles-pp.native_irq_return_iret
2.70 ± 9% -0.9 1.84 ± 14% perf-profile.children.cycles-pp.__mod_memcg_state
1.69 ± 9% -0.6 1.11 ± 16% perf-profile.children.cycles-pp.page_add_new_anon_rmap
1.10 ± 9% -0.6 0.54 ± 17% perf-profile.children.cycles-pp.mem_cgroup_charge_statistics
0.52 ± 10% -0.4 0.14 ± 11% perf-profile.children.cycles-pp.lock_page_memcg
0.18 ± 10% -0.1 0.12 ± 11% perf-profile.children.cycles-pp.uncharge_page
0.10 ± 9% +0.0 0.12 ± 16% perf-profile.children.cycles-pp.memcg_check_events
0.05 ± 8% +0.1 0.10 ± 14% perf-profile.children.cycles-pp.uncharge_batch
0.00 +0.1 0.06 ± 14% perf-profile.children.cycles-pp.page_counter_cancel
0.00 +0.1 0.06 ± 16% perf-profile.children.cycles-pp.page_counter_uncharge
0.00 +0.1 0.10 ± 15% perf-profile.children.cycles-pp.propagate_protected_usage
0.71 ± 11% +0.2 0.90 ± 15% perf-profile.children.cycles-pp.tlb_finish_mmu
0.42 ± 8% +0.8 1.24 ± 13% perf-profile.children.cycles-pp.page_counter_try_charge
0.73 ± 8% +1.0 1.75 ± 13% perf-profile.children.cycles-pp.try_charge
6.07 ± 11% +1.6 7.68 ± 14% perf-profile.children.cycles-pp.release_pages
6.35 ± 11% +1.6 7.98 ± 13% perf-profile.children.cycles-pp.tlb_flush_mmu
5.59 ± 11% +1.9 7.50 ± 14% perf-profile.children.cycles-pp.pagevec_lru_move_fn
5.71 ± 11% +1.9 7.62 ± 14% perf-profile.children.cycles-pp.lru_cache_add
6.36 ± 12% +3.3 9.64 ± 14% perf-profile.children.cycles-pp._raw_spin_lock_irqsave
7.27 ± 12% +3.5 10.75 ± 14% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath
4.82 ± 8% -2.9 1.95 ± 8% perf-profile.self.cycles-pp.mem_cgroup_charge
5.06 ± 7% -2.3 2.79 ± 9% perf-profile.self.cycles-pp.get_mem_cgroup_from_mm
2.50 ± 9% -1.3 1.21 ± 16% perf-profile.self.cycles-pp.__count_memcg_events
2.69 ± 9% -1.1 1.62 ± 13% perf-profile.self.cycles-pp.native_irq_return_iret
2.68 ± 8% -0.9 1.82 ± 14% perf-profile.self.cycles-pp.__mod_memcg_state
0.52 ± 9% -0.4 0.14 ± 15% perf-profile.self.cycles-pp.lock_page_memcg
0.18 ± 10% -0.1 0.11 ± 9% perf-profile.self.cycles-pp.uncharge_page
0.13 ± 9% +0.1 0.19 ± 12% perf-profile.self.cycles-pp.shmem_fault
0.01 ±173% +0.1 0.07 ± 17% perf-profile.self.cycles-pp.memcg_check_events
0.00 +0.1 0.10 ± 18% perf-profile.self.cycles-pp.propagate_protected_usage
0.32 ± 10% +0.2 0.51 ± 14% perf-profile.self.cycles-pp.try_charge
0.44 ± 10% +0.6 1.02 ± 15% perf-profile.self.cycles-pp.__mod_memcg_lruvec_state
0.38 ± 9% +0.8 1.15 ± 13% perf-profile.self.cycles-pp.page_counter_try_charge
7.27 ± 12% +3.5 10.74 ± 14% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath



***************************************************************************************************
lkp-skl-fpga01: 104 threads Skylake with 192G memory
=========================================================================================
compiler/cpufreq_governor/kconfig/mode/nr_task/rootfs/tbox_group/test/testcase/ucode:
gcc-9/performance/x86_64-rhel-8.3/process/50%/debian-10.4-x86_64-20200603.cgz/lkp-skl-fpga01/malloc1/will-it-scale/0x2006906

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
0:2 11% 0:3 perf-profile.children.cycles-pp.error_entry
0:2 5% 0:3 perf-profile.self.cycles-pp.error_entry
%stddev %change %stddev
\ | \
1217676 -13.0% 1059732 ± 2% will-it-scale.52.processes
23416 -13.0% 20379 ± 2% will-it-scale.per_process_ops
1217676 -13.0% 1059732 ± 2% will-it-scale.workload
2169754 ± 3% -12.5% 1898524 ± 9% cpuidle.C1.time
6.607e+09 ± 66% -26.6% 4.848e+09 ± 86% cpuidle.C6.time
23549 ± 3% -7.5% 21774 ± 4% cpuidle.POLL.time
3974 ± 5% -11.6% 3512 ± 2% cpuidle.POLL.usage
3.646e+08 ± 11% -15.9% 3.065e+08 ± 10% numa-numastat.node0.local_node
3.646e+08 ± 11% -15.9% 3.065e+08 ± 10% numa-numastat.node0.numa_hit
26799 ± 25% -74.8% 6764 ±140% numa-numastat.node0.other_node
6950 ± 95% +287.9% 26964 ± 34% numa-numastat.node1.other_node
1423 ± 2% -12.8% 1241 ± 9% slabinfo.Acpi-Parse.active_objs
1423 ± 2% -12.8% 1241 ± 9% slabinfo.Acpi-Parse.num_objs
4704 ± 4% -7.9% 4330 slabinfo.skbuff_head_cache.active_objs
4704 ± 4% -7.9% 4330 slabinfo.skbuff_head_cache.num_objs
1195 +1.1% 1208 proc-vmstat.nr_page_table_pages
15135 ± 52% -82.6% 2640 ±120% proc-vmstat.numa_hint_faults
7.333e+08 -13.1% 6.371e+08 ± 2% proc-vmstat.numa_hit
7.332e+08 -13.1% 6.371e+08 ± 2% proc-vmstat.numa_local
13562 ± 18% -81.4% 2518 ±120% proc-vmstat.numa_pages_migrated
60036 ± 15% -80.5% 11696 ± 75% proc-vmstat.numa_pte_updates
7.341e+08 -13.1% 6.382e+08 ± 2% proc-vmstat.pgalloc_normal
3.676e+08 -13.1% 3.196e+08 ± 2% proc-vmstat.pgfault
7.342e+08 -13.1% 6.382e+08 ± 2% proc-vmstat.pgfree
13562 ± 18% -81.4% 2518 ±120% proc-vmstat.pgmigrate_success
389.50 ± 2% +82.5% 711.00 ± 7% numa-vmstat.node0.nr_active_anon
3663 +26.2% 4622 ± 12% numa-vmstat.node0.nr_mapped
380.00 ± 3% +91.0% 725.67 ± 10% numa-vmstat.node0.nr_page_table_pages
575.00 ± 18% +290.4% 2244 ± 40% numa-vmstat.node0.nr_shmem
10662 +19.0% 12685 ± 2% numa-vmstat.node0.nr_slab_reclaimable
389.50 ± 2% +82.5% 711.00 ± 7% numa-vmstat.node0.nr_zone_active_anon
1.821e+08 ± 11% -15.7% 1.536e+08 ± 10% numa-vmstat.node0.numa_hit
1.821e+08 ± 11% -15.6% 1.536e+08 ± 10% numa-vmstat.node0.numa_local
28890 ± 23% -58.0% 12124 ± 78% numa-vmstat.node0.numa_other
5040 -17.8% 4145 ± 13% numa-vmstat.node1.nr_mapped
816.50 -41.1% 480.67 ± 14% numa-vmstat.node1.nr_page_table_pages
13208 -15.4% 11176 numa-vmstat.node1.nr_slab_reclaimable
9272 ± 99% -99.9% 10.84 ±141% sched_debug.cfs_rq:/.MIN_vruntime.avg
962811 ± 99% -99.9% 975.57 ±141% sched_debug.cfs_rq:/.MIN_vruntime.max
94016 ± 99% -99.9% 102.26 ±141% sched_debug.cfs_rq:/.MIN_vruntime.stddev
9272 ± 99% -99.9% 10.84 ±141% sched_debug.cfs_rq:/.max_vruntime.avg
962811 ± 99% -99.9% 975.57 ±141% sched_debug.cfs_rq:/.max_vruntime.max
94016 ± 99% -99.9% 102.26 ±141% sched_debug.cfs_rq:/.max_vruntime.stddev
1.22 ± 10% -14.4% 1.04 ± 19% sched_debug.cfs_rq:/.nr_spread_over.avg
2.64 ± 26% +90.9% 5.04 ± 9% sched_debug.cfs_rq:/.removed.load_avg.avg
21.39 ± 8% +37.2% 29.34 sched_debug.cfs_rq:/.removed.load_avg.stddev
49.00 ± 10% -39.2% 29.80 ± 10% sched_debug.cpu.nr_uninterruptible.max
-16.00 +54.2% -24.67 sched_debug.cpu.nr_uninterruptible.min
11716 ± 10% -19.2% 9463 ± 11% sched_debug.cpu.ttwu_local.max
1687 ± 2% +74.6% 2946 ± 8% numa-meminfo.node0.Active
1559 ± 2% +82.4% 2844 ± 7% numa-meminfo.node0.Active(anon)
42649 +19.0% 50742 ± 2% numa-meminfo.node0.KReclaimable
14400 +24.7% 17961 ± 12% numa-meminfo.node0.Mapped
1516 ± 3% +92.0% 2911 ± 10% numa-meminfo.node0.PageTables
42649 +19.0% 50742 ± 2% numa-meminfo.node0.SReclaimable
2303 ± 18% +289.9% 8978 ± 40% numa-meminfo.node0.Shmem
134586 +11.9% 150653 ± 5% numa-meminfo.node0.Slab
52831 -15.4% 44704 numa-meminfo.node1.KReclaimable
19878 -17.2% 16451 ± 14% numa-meminfo.node1.Mapped
1336465 -9.0% 1216509 ± 6% numa-meminfo.node1.MemUsed
3275 -41.3% 1922 ± 14% numa-meminfo.node1.PageTables
52831 -15.4% 44704 numa-meminfo.node1.SReclaimable
19450 ± 83% -83.6% 3182 softirqs.CPU12.SCHED
32978 ± 12% -90.5% 3118 softirqs.CPU14.SCHED
4148 ± 28% +662.9% 31646 ± 26% softirqs.CPU15.SCHED
20248 ± 84% -84.5% 3133 softirqs.CPU16.SCHED
20356 ± 83% -84.9% 3069 ± 3% softirqs.CPU18.SCHED
20649 ± 82% -86.3% 2831 ± 14% softirqs.CPU26.SCHED
34769 ± 8% -84.1% 5520 ± 63% softirqs.CPU28.SCHED
18485 ± 82% -82.7% 3195 ± 3% softirqs.CPU30.SCHED
3179 ± 4% +1097.6% 38070 softirqs.CPU33.SCHED
20469 ± 84% -84.7% 3134 softirqs.CPU34.SCHED
20475 ± 84% -46.6% 10927 ±100% softirqs.CPU36.SCHED
20919 ± 83% -51.0% 10241 ± 98% softirqs.CPU38.SCHED
31296 ± 12% -89.6% 3241 ± 2% softirqs.CPU4.SCHED
20495 ± 84% -85.1% 3063 softirqs.CPU42.SCHED
20518 ± 84% -84.7% 3137 ± 3% softirqs.CPU44.SCHED
39351 ± 3% -67.4% 12843 ± 54% softirqs.CPU46.SCHED
20716 ± 83% -29.5% 14604 ±111% softirqs.CPU50.SCHED
9714 ± 39% +290.2% 37906 softirqs.CPU56.SCHED
22690 ± 66% -52.6% 10749 ±100% softirqs.CPU6.SCHED
20285 ± 84% -28.7% 14468 ±111% softirqs.CPU61.SCHED
20274 ± 84% -84.6% 3122 ± 2% softirqs.CPU65.SCHED
7772 ± 48% +386.1% 37781 softirqs.CPU66.SCHED
36570 ± 2% -74.0% 9505 ± 90% softirqs.CPU67.SCHED
6234 ± 50% +463.3% 35116 ± 9% softirqs.CPU80.SCHED
20516 ± 84% -75.0% 5126 ± 55% softirqs.CPU83.SCHED
38065 -91.7% 3173 ± 3% softirqs.CPU85.SCHED
20484 ± 84% -84.8% 3111 ± 2% softirqs.CPU89.SCHED
20571 ± 84% -84.7% 3152 softirqs.CPU91.SCHED
20537 ± 84% -75.9% 4952 ± 53% softirqs.CPU95.SCHED
3134 +833.3% 29249 ± 28% softirqs.CPU98.SCHED
35999 ± 5% -35.1% 23348 ± 62% softirqs.CPU99.SCHED
18.62 +15.8% 21.56 perf-stat.i.MPKI
6.176e+09 -12.5% 5.404e+09 ± 2% perf-stat.i.branch-instructions
0.48 +0.0 0.48 perf-stat.i.branch-miss-rate%
29155676 -11.0% 25947096 perf-stat.i.branch-misses
25.60 +0.9 26.49 perf-stat.i.cache-miss-rate%
1.349e+08 +4.7% 1.412e+08 perf-stat.i.cache-misses
5.17 +14.4% 5.91 ± 2% perf-stat.i.cpi
1086 -4.5% 1037 perf-stat.i.cycles-between-cache-misses
4863474 -12.2% 4269936 ± 2% perf-stat.i.dTLB-load-misses
7.44e+09 -12.5% 6.512e+09 ± 2% perf-stat.i.dTLB-loads
4871891 -13.0% 4239459 ± 2% perf-stat.i.dTLB-store-misses
3.183e+09 -12.5% 2.785e+09 ± 2% perf-stat.i.dTLB-stores
4.51 +0.1 4.63 perf-stat.i.iTLB-load-miss-rate%
4946681 -9.4% 4481880 ± 2% perf-stat.i.iTLB-load-misses
1.051e+08 -12.0% 92511341 perf-stat.i.iTLB-loads
2.827e+10 -12.5% 2.474e+10 ± 2% perf-stat.i.instructions
5802 -3.2% 5618 perf-stat.i.instructions-per-iTLB-miss
0.20 -12.5% 0.17 ± 2% perf-stat.i.ipc
168.00 -12.0% 147.85 ± 2% perf-stat.i.metric.M/sec
1216995 -13.0% 1059028 ± 2% perf-stat.i.minor-faults
17897885 +25.6% 22487001 perf-stat.i.node-load-misses
2058143 +27.6% 2626451 ± 3% perf-stat.i.node-loads
17131463 +3.4% 17708330 perf-stat.i.node-store-misses
1216996 -13.0% 1059029 ± 2% perf-stat.i.page-faults
18.62 +15.8% 21.56 perf-stat.overall.MPKI
0.47 +0.0 0.48 perf-stat.overall.branch-miss-rate%
25.62 +0.9 26.49 ± 2% perf-stat.overall.cache-miss-rate%
5.17 +14.4% 5.92 ± 2% perf-stat.overall.cpi
1084 -4.4% 1035 perf-stat.overall.cycles-between-cache-misses
4.49 +0.1 4.62 perf-stat.overall.iTLB-load-miss-rate%
5714 -3.4% 5521 perf-stat.overall.instructions-per-iTLB-miss
0.19 -12.5% 0.17 ± 2% perf-stat.overall.ipc
6.154e+09 -12.5% 5.386e+09 ± 2% perf-stat.ps.branch-instructions
28990877 -10.9% 25835386 perf-stat.ps.branch-misses
1.344e+08 +4.7% 1.408e+08 perf-stat.ps.cache-misses
4846986 -12.2% 4255712 ± 2% perf-stat.ps.dTLB-load-misses
7.413e+09 -12.4% 6.49e+09 ± 2% perf-stat.ps.dTLB-loads
4855347 -13.0% 4225561 ± 2% perf-stat.ps.dTLB-store-misses
3.172e+09 -12.5% 2.776e+09 ± 2% perf-stat.ps.dTLB-stores
4929905 -9.4% 4467205 ± 2% perf-stat.ps.iTLB-load-misses
1.048e+08 -12.0% 92206666 perf-stat.ps.iTLB-loads
2.817e+10 -12.5% 2.466e+10 ± 2% perf-stat.ps.instructions
1212867 -13.0% 1055544 ± 2% perf-stat.ps.minor-faults
17835927 +25.7% 22412778 perf-stat.ps.node-load-misses
2051127 +27.6% 2617791 ± 3% perf-stat.ps.node-loads
17073809 +3.4% 17649933 perf-stat.ps.node-store-misses
1212867 -13.0% 1055545 ± 2% perf-stat.ps.page-faults
8.503e+12 -12.3% 7.458e+12 ± 2% perf-stat.total.instructions
8982 ± 66% -92.0% 719.33 ± 72% interrupts.38:PCI-MSI.67633153-edge.eth0-TxRx-0
5376 ± 46% -40.1% 3220 ± 15% interrupts.CPU101.NMI:Non-maskable_interrupts
5376 ± 46% -40.1% 3220 ± 15% interrupts.CPU101.PMI:Performance_monitoring_interrupts
5385 ± 46% -43.1% 3066 ± 9% interrupts.CPU11.NMI:Non-maskable_interrupts
5385 ± 46% -43.1% 3066 ± 9% interrupts.CPU11.PMI:Performance_monitoring_interrupts
79.00 ± 50% -74.3% 20.33 ± 79% interrupts.CPU11.RES:Rescheduling_interrupts
3398 ± 15% +93.1% 6562 ± 28% interrupts.CPU12.NMI:Non-maskable_interrupts
3398 ± 15% +93.1% 6562 ± 28% interrupts.CPU12.PMI:Performance_monitoring_interrupts
68.50 ± 66% -74.2% 17.67 ± 30% interrupts.CPU13.RES:Rescheduling_interrupts
2144 ± 33% +267.2% 7875 interrupts.CPU14.NMI:Non-maskable_interrupts
2144 ± 33% +267.2% 7875 interrupts.CPU14.PMI:Performance_monitoring_interrupts
5908 ± 33% -51.0% 2893 interrupts.CPU15.NMI:Non-maskable_interrupts
5908 ± 33% -51.0% 2893 interrupts.CPU15.PMI:Performance_monitoring_interrupts
16.50 ± 3% +540.4% 105.67 ± 62% interrupts.CPU18.RES:Rescheduling_interrupts
8.50 ± 88% +586.3% 58.33 ± 72% interrupts.CPU2.RES:Rescheduling_interrupts
10.00 ± 40% +930.0% 103.00 ± 64% interrupts.CPU20.RES:Rescheduling_interrupts
122.00 ± 5% -86.9% 16.00 ± 77% interrupts.CPU21.RES:Rescheduling_interrupts
510.50 ± 8% -49.5% 258.00 ± 4% interrupts.CPU27.CAL:Function_call_interrupts
476.50 ± 4% -5.4% 450.67 interrupts.CPU28.CAL:Function_call_interrupts
2146 ± 33% +267.0% 7876 interrupts.CPU28.NMI:Non-maskable_interrupts
2146 ± 33% +267.0% 7876 interrupts.CPU28.PMI:Performance_monitoring_interrupts
67.00 ± 76% -81.1% 12.67 ± 61% interrupts.CPU29.RES:Rescheduling_interrupts
8982 ± 66% -92.0% 719.33 ± 72% interrupts.CPU30.38:PCI-MSI.67633153-edge.eth0-TxRx-0
5907 ± 33% -51.5% 2867 interrupts.CPU33.NMI:Non-maskable_interrupts
5907 ± 33% -51.5% 2867 interrupts.CPU33.PMI:Performance_monitoring_interrupts
1103 ± 59% -59.3% 449.33 interrupts.CPU34.CAL:Function_call_interrupts
68.50 ± 63% -61.6% 26.33 ± 70% interrupts.CPU35.RES:Rescheduling_interrupts
3409 ± 15% -16.0% 2863 interrupts.CPU37.NMI:Non-maskable_interrupts
3409 ± 15% -16.0% 2863 interrupts.CPU37.PMI:Performance_monitoring_interrupts
63.00 ± 76% -72.5% 17.33 ± 86% interrupts.CPU37.RES:Rescheduling_interrupts
10.00 ± 30% +956.7% 105.67 ± 62% interrupts.CPU38.RES:Rescheduling_interrupts
3400 ± 15% -29.8% 2388 ± 28% interrupts.CPU39.NMI:Non-maskable_interrupts
3400 ± 15% -29.8% 2388 ± 28% interrupts.CPU39.PMI:Performance_monitoring_interrupts
67.00 ± 68% -81.1% 12.67 ± 9% interrupts.CPU39.RES:Rescheduling_interrupts
2160 ± 32% +203.7% 6560 ± 28% interrupts.CPU4.NMI:Non-maskable_interrupts
2160 ± 32% +203.7% 6560 ± 28% interrupts.CPU4.PMI:Performance_monitoring_interrupts
13.00 +679.5% 101.33 ± 64% interrupts.CPU40.RES:Rescheduling_interrupts
11.00 ± 18% +830.3% 102.33 ± 64% interrupts.CPU42.RES:Rescheduling_interrupts
7.50 ± 60% +1268.9% 102.67 ± 62% interrupts.CPU44.RES:Rescheduling_interrupts
5376 ± 46% -24.5% 4058 ± 67% interrupts.CPU5.NMI:Non-maskable_interrupts
5376 ± 46% -24.5% 4058 ± 67% interrupts.CPU5.PMI:Performance_monitoring_interrupts
13.00 ± 7% +425.6% 68.33 ±104% interrupts.CPU50.RES:Rescheduling_interrupts
7879 -69.7% 2390 ± 28% interrupts.CPU56.NMI:Non-maskable_interrupts
7879 -69.7% 2390 ± 28% interrupts.CPU56.PMI:Performance_monitoring_interrupts
1.50 ± 33% +14011.1% 211.67 ±136% interrupts.CPU56.TLB:TLB_shootdowns
10.00 ± 80% +3200.0% 330.00 ± 80% interrupts.CPU57.RES:Rescheduling_interrupts
5374 ± 46% -24.5% 4055 ± 68% interrupts.CPU58.NMI:Non-maskable_interrupts
5374 ± 46% -24.5% 4055 ± 68% interrupts.CPU58.PMI:Performance_monitoring_interrupts
8.50 ±100% +1256.9% 115.33 ± 40% interrupts.CPU59.RES:Rescheduling_interrupts
9.50 ±100% +1380.7% 140.67 ± 18% interrupts.CPU6.RES:Rescheduling_interrupts
353.50 ± 99% -99.2% 2.67 ± 88% interrupts.CPU60.TLB:TLB_shootdowns
24.00 ± 29% +366.7% 112.00 ± 45% interrupts.CPU61.RES:Rescheduling_interrupts
3405 ± 15% +125.2% 7668 ± 3% interrupts.CPU63.NMI:Non-maskable_interrupts
3405 ± 15% +125.2% 7668 ± 3% interrupts.CPU63.PMI:Performance_monitoring_interrupts
92.50 ± 23% -71.2% 26.67 ± 32% interrupts.CPU64.RES:Rescheduling_interrupts
3405 ± 15% +131.2% 7874 interrupts.CPU65.NMI:Non-maskable_interrupts
3405 ± 15% +131.2% 7874 interrupts.CPU65.PMI:Performance_monitoring_interrupts
7878 -69.6% 2393 ± 28% interrupts.CPU66.NMI:Non-maskable_interrupts
7878 -69.6% 2393 ± 28% interrupts.CPU66.PMI:Performance_monitoring_interrupts
68.00 ± 75% -73.0% 18.33 ± 68% interrupts.CPU66.RES:Rescheduling_interrupts
2857 +175.5% 7873 interrupts.CPU67.NMI:Non-maskable_interrupts
2857 +175.5% 7873 interrupts.CPU67.PMI:Performance_monitoring_interrupts
452.00 +129.6% 1038 ± 66% interrupts.CPU68.CAL:Function_call_interrupts
5372 ± 46% -24.5% 4056 ± 68% interrupts.CPU7.NMI:Non-maskable_interrupts
5372 ± 46% -24.5% 4056 ± 68% interrupts.CPU7.PMI:Performance_monitoring_interrupts
1.00 +9866.7% 99.67 ±136% interrupts.CPU7.TLB:TLB_shootdowns
5371 ± 46% -64.2% 1921 ± 34% interrupts.CPU70.NMI:Non-maskable_interrupts
5371 ± 46% -64.2% 1921 ± 34% interrupts.CPU70.PMI:Performance_monitoring_interrupts
416.50 ± 71% -81.8% 75.67 ± 71% interrupts.CPU72.RES:Rescheduling_interrupts
451.00 +149.4% 1125 ± 65% interrupts.CPU74.CAL:Function_call_interrupts
66.50 ± 66% -81.5% 12.33 ± 45% interrupts.CPU78.RES:Rescheduling_interrupts
8.50 ± 29% +1221.6% 112.33 ± 43% interrupts.CPU79.RES:Rescheduling_interrupts
7876 -63.7% 2861 interrupts.CPU80.NMI:Non-maskable_interrupts
7876 -63.7% 2861 interrupts.CPU80.PMI:Performance_monitoring_interrupts
61.00 ± 80% -87.4% 7.67 ± 40% interrupts.CPU80.RES:Rescheduling_interrupts
13.00 ± 15% +674.4% 100.67 ± 58% interrupts.CPU81.RES:Rescheduling_interrupts
63.50 ± 77% -68.5% 20.00 ± 91% interrupts.CPU82.RES:Rescheduling_interrupts
926.00 ± 51% -51.3% 451.33 interrupts.CPU83.CAL:Function_call_interrupts
2857 +175.7% 7876 interrupts.CPU85.NMI:Non-maskable_interrupts
2857 +175.7% 7876 interrupts.CPU85.PMI:Performance_monitoring_interrupts
547.50 ± 16% -17.3% 452.67 interrupts.CPU87.CAL:Function_call_interrupts
5396 ± 45% -19.6% 4339 ± 48% interrupts.CPU88.NMI:Non-maskable_interrupts
5396 ± 45% -19.6% 4339 ± 48% interrupts.CPU88.PMI:Performance_monitoring_interrupts
539.00 ± 15% -16.3% 451.33 interrupts.CPU89.CAL:Function_call_interrupts
11.50 ± 4% +705.8% 92.67 ± 64% interrupts.CPU89.RES:Rescheduling_interrupts
8.50 ± 17% +990.2% 92.67 ± 61% interrupts.CPU91.RES:Rescheduling_interrupts
5373 ± 46% -40.0% 3222 ± 15% interrupts.CPU92.NMI:Non-maskable_interrupts
5373 ± 46% -40.0% 3222 ± 15% interrupts.CPU92.PMI:Performance_monitoring_interrupts
5383 ± 46% -55.6% 2390 ± 28% interrupts.CPU94.NMI:Non-maskable_interrupts
5383 ± 46% -55.6% 2390 ± 28% interrupts.CPU94.PMI:Performance_monitoring_interrupts
55.00 ± 94% -93.3% 3.67 ±105% interrupts.CPU94.RES:Rescheduling_interrupts
11.00 +733.3% 91.67 ± 64% interrupts.CPU95.RES:Rescheduling_interrupts
5366 ± 46% -55.2% 2402 ± 28% interrupts.CPU96.NMI:Non-maskable_interrupts
5366 ± 46% -55.2% 2402 ± 28% interrupts.CPU96.PMI:Performance_monitoring_interrupts
60.00 ± 76% -84.4% 9.33 ±105% interrupts.CPU96.RES:Rescheduling_interrupts
11.50 ± 4% +700.0% 92.00 ± 63% interrupts.CPU97.RES:Rescheduling_interrupts
7875 -43.9% 4417 ± 59% interrupts.CPU98.NMI:Non-maskable_interrupts
7875 -43.9% 4417 ± 59% interrupts.CPU98.PMI:Performance_monitoring_interrupts
1325 ± 5% -44.9% 730.67 ± 39% interrupts.TLB:TLB_shootdowns
12.26 -1.7 10.55 ± 2% perf-profile.calltrace.cycles-pp.flush_tlb_mm_range.tlb_flush_mmu.tlb_finish_mmu.unmap_region.__do_munmap
12.14 -1.7 10.45 ± 2% perf-profile.calltrace.cycles-pp.flush_tlb_func_common.flush_tlb_mm_range.tlb_flush_mmu.tlb_finish_mmu.unmap_region
12.03 -1.7 10.34 ± 2% perf-profile.calltrace.cycles-pp.native_flush_tlb_one_user.flush_tlb_func_common.flush_tlb_mm_range.tlb_flush_mmu.tlb_finish_mmu
2.77 ± 6% -0.7 2.02 ± 15% perf-profile.calltrace.cycles-pp.mem_cgroup_charge.do_anonymous_page.__handle_mm_fault.handle_mm_fault.do_user_addr_fault
1.77 ± 12% -0.5 1.27 ± 15% perf-profile.calltrace.cycles-pp.uncharge_page.mem_cgroup_uncharge_list.release_pages.tlb_flush_mmu.tlb_finish_mmu
0.88 ± 8% -0.4 0.46 ± 72% perf-profile.calltrace.cycles-pp.get_mem_cgroup_from_mm.mem_cgroup_charge.do_anonymous_page.__handle_mm_fault.handle_mm_fault
0.86 ± 8% -0.4 0.44 ± 72% perf-profile.calltrace.cycles-pp.get_mem_cgroup_from_mm.__memcg_kmem_charge_page.__alloc_pages_nodemask.pte_alloc_one.__pte_alloc
1.92 -0.2 1.74 perf-profile.calltrace.cycles-pp.__mmap
1.52 -0.1 1.39 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__mmap
1.94 -0.1 1.81 perf-profile.calltrace.cycles-pp.unmap_vmas.unmap_region.__do_munmap.__vm_munmap.__x64_sys_munmap
1.83 -0.1 1.73 perf-profile.calltrace.cycles-pp.unmap_page_range.unmap_vmas.unmap_region.__do_munmap.__vm_munmap
1.21 -0.1 1.12 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
1.17 -0.1 1.09 perf-profile.calltrace.cycles-pp.vm_mmap_pgoff.ksys_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
1.17 -0.1 1.10 perf-profile.calltrace.cycles-pp.ksys_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe.__mmap
0.99 -0.1 0.94 perf-profile.calltrace.cycles-pp.do_mmap.vm_mmap_pgoff.ksys_mmap_pgoff.do_syscall_64.entry_SYSCALL_64_after_hwframe
0.83 -0.0 0.79 perf-profile.calltrace.cycles-pp.mmap_region.do_mmap.vm_mmap_pgoff.ksys_mmap_pgoff.do_syscall_64
0.54 -0.0 0.52 perf-profile.calltrace.cycles-pp.free_pgtables.unmap_region.__do_munmap.__vm_munmap.__x64_sys_munmap
0.66 +0.0 0.69 ± 3% perf-profile.calltrace.cycles-pp.kmem_cache_alloc.__anon_vma_prepare.do_anonymous_page.__handle_mm_fault.handle_mm_fault
0.84 +0.1 0.89 perf-profile.calltrace.cycles-pp.zap_pte_range.unmap_page_range.unmap_vmas.unmap_region.__do_munmap
11.16 ± 3% +1.5 12.65 perf-profile.calltrace.cycles-pp.propagate_protected_usage.page_counter_cancel.page_counter_uncharge.uncharge_batch.mem_cgroup_uncharge_list
31.93 +2.0 33.91 perf-profile.calltrace.cycles-pp.mem_cgroup_uncharge_list.release_pages.tlb_flush_mmu.tlb_finish_mmu.unmap_region
33.98 +2.2 36.16 ± 2% perf-profile.calltrace.cycles-pp.release_pages.tlb_flush_mmu.tlb_finish_mmu.unmap_region.__do_munmap
29.06 +2.3 31.35 perf-profile.calltrace.cycles-pp.page_counter_cancel.page_counter_uncharge.uncharge_batch.mem_cgroup_uncharge_list.release_pages
29.89 +2.4 32.34 perf-profile.calltrace.cycles-pp.page_counter_uncharge.uncharge_batch.mem_cgroup_uncharge_list.release_pages.tlb_flush_mmu
30.15 +2.5 32.62 perf-profile.calltrace.cycles-pp.uncharge_batch.mem_cgroup_uncharge_list.release_pages.tlb_flush_mmu.tlb_finish_mmu
1.73 ± 6% +2.6 4.32 ± 3% perf-profile.calltrace.cycles-pp.propagate_protected_usage.page_counter_try_charge.__memcg_kmem_charge.__memcg_kmem_charge_page.__alloc_pages_nodemask
12.27 -1.7 10.55 ± 2% perf-profile.children.cycles-pp.flush_tlb_mm_range
12.16 -1.7 10.46 ± 2% perf-profile.children.cycles-pp.flush_tlb_func_common
12.04 -1.7 10.36 ± 2% perf-profile.children.cycles-pp.native_flush_tlb_one_user
2.77 ± 6% -0.7 2.03 ± 15% perf-profile.children.cycles-pp.mem_cgroup_charge
1.73 ± 8% -0.5 1.20 ± 20% perf-profile.children.cycles-pp.get_mem_cgroup_from_mm
1.77 ± 12% -0.5 1.27 ± 15% perf-profile.children.cycles-pp.uncharge_page
1.94 -0.2 1.77 perf-profile.children.cycles-pp.__mmap
1.94 -0.1 1.81 perf-profile.children.cycles-pp.unmap_vmas
1.89 -0.1 1.77 perf-profile.children.cycles-pp.unmap_page_range
0.56 -0.1 0.47 ± 2% perf-profile.children.cycles-pp.___might_sleep
1.17 -0.1 1.09 perf-profile.children.cycles-pp.vm_mmap_pgoff
0.35 -0.1 0.27 perf-profile.children.cycles-pp.free_pgd_range
1.17 -0.1 1.10 perf-profile.children.cycles-pp.ksys_mmap_pgoff
0.41 -0.1 0.34 ± 2% perf-profile.children.cycles-pp.syscall_return_via_sysret
0.84 -0.1 0.77 ± 3% perf-profile.children.cycles-pp.try_charge
0.40 ± 2% -0.1 0.34 ± 2% perf-profile.children.cycles-pp.entry_SYSCALL_64
1.00 -0.1 0.94 perf-profile.children.cycles-pp.do_mmap
0.34 -0.1 0.29 perf-profile.children.cycles-pp.get_page_from_freelist
0.17 ± 2% -0.0 0.14 ± 3% perf-profile.children.cycles-pp.__irqentry_text_end
0.41 ± 3% -0.0 0.37 ± 2% perf-profile.children.cycles-pp.__pagevec_lru_add_fn
0.24 ± 2% -0.0 0.21 ± 3% perf-profile.children.cycles-pp.alloc_pages_vma
0.34 ± 4% -0.0 0.31 perf-profile.children.cycles-pp._cond_resched
0.83 -0.0 0.80 perf-profile.children.cycles-pp.mmap_region
0.20 -0.0 0.17 ± 2% perf-profile.children.cycles-pp.perf_event_mmap
0.13 -0.0 0.10 ± 4% perf-profile.children.cycles-pp.perf_iterate_sb
0.20 ± 4% -0.0 0.17 ± 2% perf-profile.children.cycles-pp.rcu_all_qs
0.55 ± 2% -0.0 0.52 perf-profile.children.cycles-pp.free_pgtables
0.11 -0.0 0.09 ± 5% perf-profile.children.cycles-pp.rmqueue
0.09 -0.0 0.07 ± 7% perf-profile.children.cycles-pp.mem_cgroup_update_lru_size
0.16 ± 6% -0.0 0.14 ± 3% perf-profile.children.cycles-pp.sync_regs
0.17 -0.0 0.15 perf-profile.children.cycles-pp.clear_page_erms
0.10 -0.0 0.08 perf-profile.children.cycles-pp._raw_spin_lock
0.19 -0.0 0.17 perf-profile.children.cycles-pp.prep_new_page
0.10 ± 5% -0.0 0.08 ± 16% perf-profile.children.cycles-pp.__list_del_entry_valid
0.52 -0.0 0.50 perf-profile.children.cycles-pp.unlink_anon_vmas
0.10 -0.0 0.08 ± 5% perf-profile.children.cycles-pp.__list_add_valid
0.07 -0.0 0.06 ± 8% perf-profile.children.cycles-pp.__perf_sw_event
0.13 -0.0 0.12 perf-profile.children.cycles-pp.free_unref_page_list
0.07 -0.0 0.06 perf-profile.children.cycles-pp.malloc
0.07 -0.0 0.06 perf-profile.children.cycles-pp.down_write_killable
0.09 -0.0 0.08 perf-profile.children.cycles-pp.arch_get_unmapped_area_topdown
0.08 -0.0 0.07 perf-profile.children.cycles-pp.obj_cgroup_charge
0.08 -0.0 0.07 perf-profile.children.cycles-pp.find_vma
0.41 +0.0 0.43 perf-profile.children.cycles-pp.vm_area_alloc
0.07 +0.0 0.09 perf-profile.children.cycles-pp.mem_cgroup_page_lruvec
0.14 +0.0 0.16 ± 5% perf-profile.children.cycles-pp.page_remove_rmap
0.07 ± 7% +0.0 0.09 ± 9% perf-profile.children.cycles-pp.lock_page_memcg
0.34 +0.0 0.37 ± 5% perf-profile.children.cycles-pp.remove_vma
0.33 ± 4% +0.0 0.38 ± 2% perf-profile.children.cycles-pp.native_irq_return_iret
0.09 +0.0 0.13 ± 3% perf-profile.children.cycles-pp.mem_cgroup_charge_statistics
0.85 +0.0 0.89 ± 2% perf-profile.children.cycles-pp.zap_pte_range
1.05 +0.1 1.10 ± 2% perf-profile.children.cycles-pp.kmem_cache_alloc
0.30 ± 3% +0.1 0.41 perf-profile.children.cycles-pp.__count_memcg_events
0.61 +0.2 0.78 perf-profile.children.cycles-pp.syscall_exit_to_user_mode
0.77 ± 5% +0.2 0.98 ± 3% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state
0.58 ± 8% +0.2 0.83 perf-profile.children.cycles-pp.__mod_memcg_state
31.94 +2.0 33.92 perf-profile.children.cycles-pp.mem_cgroup_uncharge_list
34.31 +2.2 36.47 ± 2% perf-profile.children.cycles-pp.release_pages
29.09 +2.3 31.39 perf-profile.children.cycles-pp.page_counter_cancel
29.91 +2.5 32.36 perf-profile.children.cycles-pp.page_counter_uncharge
30.16 +2.5 32.63 perf-profile.children.cycles-pp.uncharge_batch
13.37 ± 3% +3.9 17.26 perf-profile.children.cycles-pp.propagate_protected_usage
12.02 -1.7 10.34 perf-profile.self.cycles-pp.native_flush_tlb_one_user
9.63 ± 7% -1.4 8.27 ± 3% perf-profile.self.cycles-pp.page_counter_try_charge
1.73 ± 8% -0.5 1.20 ± 21% perf-profile.self.cycles-pp.get_mem_cgroup_from_mm
1.77 ± 12% -0.5 1.27 ± 15% perf-profile.self.cycles-pp.uncharge_page
1.42 ± 9% -0.5 0.92 ± 22% perf-profile.self.cycles-pp.mem_cgroup_charge
0.56 -0.1 0.46 ± 2% perf-profile.self.cycles-pp.___might_sleep
0.33 -0.1 0.25 perf-profile.self.cycles-pp.free_pgd_range
0.41 ± 2% -0.1 0.34 ± 2% perf-profile.self.cycles-pp.syscall_return_via_sysret
0.55 -0.1 0.48 ± 2% perf-profile.self.cycles-pp.release_pages
0.17 ± 2% -0.1 0.12 ± 6% perf-profile.self.cycles-pp.try_charge
0.36 ± 2% -0.1 0.31 perf-profile.self.cycles-pp.unmap_page_range
0.35 ± 2% -0.0 0.30 ± 2% perf-profile.self.cycles-pp.entry_SYSCALL_64
0.30 -0.0 0.27 ± 4% perf-profile.self.cycles-pp._raw_spin_lock_irqsave
0.17 ± 2% -0.0 0.14 ± 3% perf-profile.self.cycles-pp.__irqentry_text_end
0.15 ± 3% -0.0 0.12 ± 4% perf-profile.self.cycles-pp.flush_tlb_func_common
0.14 ± 3% -0.0 0.11 ± 4% perf-profile.self.cycles-pp.__pagevec_lru_add_fn
0.09 -0.0 0.07 ± 7% perf-profile.self.cycles-pp.mem_cgroup_update_lru_size
0.17 -0.0 0.15 perf-profile.self.cycles-pp.clear_page_erms
0.10 -0.0 0.08 perf-profile.self.cycles-pp._raw_spin_lock
0.15 ± 3% -0.0 0.13 ± 3% perf-profile.self.cycles-pp.rcu_all_qs
0.15 ± 3% -0.0 0.14 ± 3% perf-profile.self.cycles-pp.free_pages_and_swap_cache
0.15 ± 3% -0.0 0.14 ± 3% perf-profile.self.cycles-pp.sync_regs
0.15 -0.0 0.13 ± 3% perf-profile.self.cycles-pp._cond_resched
0.08 ± 6% -0.0 0.06 perf-profile.self.cycles-pp.rmqueue
0.10 ± 5% -0.0 0.08 perf-profile.self.cycles-pp.__list_add_valid
0.07 -0.0 0.06 ± 8% perf-profile.self.cycles-pp.perf_iterate_sb
0.07 -0.0 0.06 perf-profile.self.cycles-pp.free_unref_page_list
0.07 +0.0 0.09 perf-profile.self.cycles-pp.mem_cgroup_page_lruvec
0.62 +0.0 0.65 perf-profile.self.cycles-pp.zap_pte_range
0.26 +0.0 0.28 ± 4% perf-profile.self.cycles-pp.get_obj_cgroup_from_current
0.06 +0.0 0.09 ± 9% perf-profile.self.cycles-pp.lock_page_memcg
0.33 ± 4% +0.0 0.38 ± 2% perf-profile.self.cycles-pp.native_irq_return_iret
0.30 ± 3% +0.1 0.41 perf-profile.self.cycles-pp.__count_memcg_events
0.81 ± 2% +0.2 0.97 ± 7% perf-profile.self.cycles-pp.page_counter_uncharge
0.60 +0.2 0.77 perf-profile.self.cycles-pp.syscall_exit_to_user_mode
0.58 ± 8% +0.2 0.83 perf-profile.self.cycles-pp.__mod_memcg_state
17.82 ± 2% +0.8 18.63 ± 2% perf-profile.self.cycles-pp.page_counter_cancel
13.30 ± 3% +3.9 17.18 perf-profile.self.cycles-pp.propagate_protected_usage



***************************************************************************************************
lkp-csl-2sp4: 96 threads Intel(R) Xeon(R) CPU @ 2.30GHz with 128G memory
=========================================================================================
compiler/cpufreq_governor/ipc/iterations/kconfig/mode/nr_threads/rootfs/tbox_group/testcase/ucode:
gcc-9/performance/socket/10/x86_64-rhel-8.3/process/50%/debian-10.4-x86_64-20200603.cgz/lkp-csl-2sp4/hackbench/0x4003003

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
:2 50% 1:2 last_state.booting
:2 100% 2:2 last_state.is_incomplete_run



***************************************************************************************************
lkp-csl-2ap4: 192 threads Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz with 192G memory
=========================================================================================
compiler/cpufreq_governor/kconfig/rootfs/runtime/tbox_group/test/testcase/ucode:
gcc-9/performance/x86_64-rhel-8.3/debian-10.4-x86_64-20200603.cgz/300s/lkp-csl-2ap4/lru-file-mmap-read-rand/vm-scalability/0x5002f01

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
%stddev %change %stddev
\ | \
0.11 ± 2% -8.2% 0.10 vm-scalability.free_time
8938 -2.9% 8680 vm-scalability.median
1716509 -2.3% 1676446 vm-scalability.throughput
376.47 +1.4% 381.66 vm-scalability.time.elapsed_time
376.47 +1.4% 381.66 vm-scalability.time.elapsed_time.max
791740 -1.8% 777639 vm-scalability.time.involuntary_context_switches
50418905 -3.6% 48602585 vm-scalability.time.major_page_faults
3245026 ± 2% -11.2% 2881590 ± 4% vm-scalability.time.maximum_resident_set_size
915679 -8.4% 838899 vm-scalability.time.minor_page_faults
57413 +2.2% 58704 vm-scalability.time.system_time
37.40 ± 4% -17.1% 31.02 vm-scalability.time.user_time
5794 -4.6% 5529 vmstat.system.cs
0.19 ± 10% +0.0 0.24 ± 3% mpstat.cpu.all.soft%
0.09 ± 3% -0.0 0.08 mpstat.cpu.all.usr%
79269198 ± 5% -8.9% 72179734 ± 2% numa-numastat.node1.numa_miss
79300987 ± 5% -9.0% 72199079 ± 2% numa-numastat.node1.other_node
13153 ± 3% -9.9% 11852 ± 4% softirqs.CPU171.SCHED
12965 ± 3% -5.7% 12224 ± 3% softirqs.CPU179.SCHED
14643 ± 2% +13.1% 16568 ± 8% softirqs.CPU22.RCU
107963 ± 45% -53.7% 50030 ± 94% numa-meminfo.node0.AnonPages
136276 ± 24% -59.7% 54912 ± 84% numa-meminfo.node0.Inactive(anon)
48958 ± 65% -60.8% 19202 ± 15% numa-meminfo.node0.Shmem
80284 ± 21% +128.8% 183671 ± 23% numa-meminfo.node1.AnonPages
83830 ± 23% +153.6% 212628 ± 36% numa-meminfo.node1.Inactive(anon)
5279876 -15.1% 4482709 ± 9% numa-meminfo.node2.MemFree
27015 ± 45% -53.7% 12509 ± 94% numa-vmstat.node0.nr_anon_pages
34088 ± 24% -59.7% 13726 ± 84% numa-vmstat.node0.nr_inactive_anon
12250 ± 65% -60.7% 4815 ± 15% numa-vmstat.node0.nr_shmem
34096 ± 24% -59.7% 13736 ± 84% numa-vmstat.node0.nr_zone_inactive_anon
20114 ± 21% +128.2% 45909 ± 24% numa-vmstat.node1.nr_anon_pages
20998 ± 23% +153.0% 53130 ± 36% numa-vmstat.node1.nr_inactive_anon
21006 ± 23% +152.9% 53134 ± 36% numa-vmstat.node1.nr_zone_inactive_anon
14.25 ± 15% -33.3% 9.50 ± 24% numa-vmstat.node1.workingset_restore_file
1342050 ± 2% -13.7% 1158149 ± 8% numa-vmstat.node2.nr_free_pages
346.25 ± 2% +7.3% 371.50 ± 2% numa-vmstat.node2.nr_isolated_file
58.00 ± 67% +101.7% 117.00 ± 23% numa-vmstat.node3.nr_mlock
904477 ± 9% -22.9% 697781 ± 17% sched_debug.cfs_rq:/.load.max
94786 ± 13% -21.0% 74893 ± 10% sched_debug.cfs_rq:/.load.stddev
7107 ± 5% -5.8% 6695 ± 5% sched_debug.cpu.nr_switches.avg
-17.81 +54.9% -27.60 sched_debug.cpu.nr_uninterruptible.min
5854 ± 6% -7.1% 5436 ± 6% sched_debug.cpu.sched_count.avg
4066 ± 8% -7.7% 3751 ± 6% sched_debug.cpu.sched_count.min
2559 ± 6% -8.1% 2351 ± 6% sched_debug.cpu.ttwu_count.avg
1645 ± 9% -8.3% 1508 ± 7% sched_debug.cpu.ttwu_count.min
966.85 ± 8% -9.1% 879.05 ± 5% sched_debug.cpu.ttwu_count.stddev
2188 ± 6% -8.1% 2010 ± 6% sched_debug.cpu.ttwu_local.avg
6675 ± 10% -14.2% 5729 ± 10% sched_debug.cpu.ttwu_local.max
1586 ± 8% -8.2% 1456 ± 6% sched_debug.cpu.ttwu_local.min
716.80 ± 9% -14.4% 613.47 ± 7% sched_debug.cpu.ttwu_local.stddev
66724832 -2.4% 65125700 interrupts.CAL:Function_call_interrupts
133.50 ± 20% -30.5% 92.75 ± 33% interrupts.CPU110.RES:Rescheduling_interrupts
111.50 ± 11% -35.0% 72.50 ± 26% interrupts.CPU164.RES:Rescheduling_interrupts
98.75 ± 24% -28.4% 70.75 ± 23% interrupts.CPU167.RES:Rescheduling_interrupts
73.75 ± 11% +52.2% 112.25 ± 17% interrupts.CPU172.RES:Rescheduling_interrupts
5275 ± 34% +60.9% 8485 interrupts.CPU174.NMI:Non-maskable_interrupts
5275 ± 34% +60.9% 8485 interrupts.CPU174.PMI:Performance_monitoring_interrupts
140.75 ± 34% -46.0% 76.00 ± 8% interrupts.CPU177.RES:Rescheduling_interrupts
352.50 ± 3% +13.8% 401.00 ± 3% interrupts.CPU25.RES:Rescheduling_interrupts
345.75 +11.1% 384.00 ± 8% interrupts.CPU27.RES:Rescheduling_interrupts
304.75 ± 8% +11.4% 339.50 ± 7% interrupts.CPU46.RES:Rescheduling_interrupts
273.25 ± 11% -18.1% 223.75 ± 8% interrupts.CPU61.RES:Rescheduling_interrupts
258.50 ± 9% -14.7% 220.50 ± 11% interrupts.CPU63.RES:Rescheduling_interrupts
204.75 ± 7% -16.7% 170.50 ± 13% interrupts.CPU67.RES:Rescheduling_interrupts
245.25 ± 16% -25.7% 182.25 ± 18% interrupts.CPU68.RES:Rescheduling_interrupts
203.50 ± 9% -20.4% 162.00 ± 8% interrupts.CPU70.RES:Rescheduling_interrupts
127.00 ± 12% +17.1% 148.75 ± 5% interrupts.CPU82.RES:Rescheduling_interrupts
131.75 ± 5% +14.2% 150.50 ± 8% interrupts.CPU83.RES:Rescheduling_interrupts
193430 -3.1% 187482 proc-vmstat.allocstall_movable
2914 ± 2% -9.9% 2627 ± 3% proc-vmstat.compact_daemon_wake
12178694 ± 13% -17.1% 10099416 ± 11% proc-vmstat.compact_migrate_scanned
449.75 ± 7% -15.5% 380.00 ± 4% proc-vmstat.kswapd_high_wmark_hit_quickly
1284 ± 6% -28.6% 917.25 proc-vmstat.kswapd_low_wmark_hit_quickly
4939422 -5.5% 4668260 ± 2% proc-vmstat.nr_free_pages
1394 +3.0% 1435 proc-vmstat.nr_isolated_file
33973 -2.1% 33262 proc-vmstat.nr_kernel_stack
268.25 ± 69% +70.5% 457.50 proc-vmstat.nr_mlock
16132 ± 24% -29.8% 11328 ± 32% proc-vmstat.numa_hint_faults
10077 ± 22% -67.5% 3270 ± 70% proc-vmstat.numa_hint_faults_local
1.308e+09 -3.3% 1.266e+09 proc-vmstat.numa_hit
1.308e+09 -3.3% 1.266e+09 proc-vmstat.numa_local
3836 ± 3% -9.6% 3468 proc-vmstat.pageoutrun
789083 -4.6% 752437 proc-vmstat.pgactivate
10560572 -3.5% 10194445 proc-vmstat.pgalloc_dma32
1.585e+09 -3.5% 1.529e+09 proc-vmstat.pgalloc_normal
738463 -3.9% 709594 proc-vmstat.pgdeactivate
1.031e+08 -3.6% 99444010 proc-vmstat.pgfault
1.602e+09 -3.6% 1.545e+09 proc-vmstat.pgfree
50366944 -3.6% 48555761 proc-vmstat.pgmajfault
738463 -3.9% 709594 proc-vmstat.pgrefill
2.139e+09 -2.9% 2.078e+09 proc-vmstat.pgscan_direct
2.291e+09 -3.3% 2.214e+09 proc-vmstat.pgscan_file
1.515e+08 ± 4% -10.1% 1.362e+08 ± 3% proc-vmstat.pgscan_kswapd
1.447e+09 -3.2% 1.401e+09 proc-vmstat.pgsteal_direct
1.542e+09 -3.7% 1.485e+09 proc-vmstat.pgsteal_file
94366150 ± 4% -10.8% 84151622 ± 2% proc-vmstat.pgsteal_kswapd
82472355 -7.9% 75987203 proc-vmstat.slabs_scanned
97789 ± 3% -6.1% 91871 ± 2% proc-vmstat.workingset_activate_file
17986006 -4.2% 17225500 proc-vmstat.workingset_nodereclaim
4831818 -1.7% 4750078 proc-vmstat.workingset_nodes
1.532e+08 -3.8% 1.474e+08 proc-vmstat.workingset_refault_file
1.325e+10 -1.4% 1.306e+10 perf-stat.i.branch-instructions
1.084e+08 +2.6% 1.112e+08 perf-stat.i.cache-misses
5701 -4.6% 5442 perf-stat.i.context-switches
7.08 +3.1% 7.30 perf-stat.i.cpi
4036 -2.0% 3955 perf-stat.i.cycles-between-cache-misses
1.513e+10 -1.8% 1.485e+10 perf-stat.i.dTLB-loads
4.042e+09 -4.7% 3.851e+09 perf-stat.i.dTLB-stores
6991250 -7.5% 6465869 ± 8% perf-stat.i.iTLB-load-misses
1009631 -15.3% 855188 ± 22% perf-stat.i.iTLB-loads
5.943e+10 -1.8% 5.838e+10 perf-stat.i.instructions
0.18 -4.6% 0.17 perf-stat.i.ipc
130861 -5.1% 124241 perf-stat.i.major-faults
170.05 -2.0% 166.70 perf-stat.i.metric.M/sec
6009 -4.2% 5755 perf-stat.i.minor-faults
78.56 +1.0 79.53 perf-stat.i.node-load-miss-rate%
23838801 +6.1% 25290246 perf-stat.i.node-load-misses
6329763 -2.1% 6194197 perf-stat.i.node-loads
11697762 -5.1% 11104510 perf-stat.i.node-stores
136870 -5.0% 129997 perf-stat.i.page-faults
3.88 +4.0% 4.03 perf-stat.overall.MPKI
7.98 +2.6% 8.18 perf-stat.overall.cpi
4410 -1.9% 4327 perf-stat.overall.cycles-between-cache-misses
0.13 -2.5% 0.12 perf-stat.overall.ipc
79.26 +1.3 80.52 perf-stat.overall.node-load-miss-rate%
59.71 +1.0 60.73 perf-stat.overall.node-store-miss-rate%
1.355e+10 -1.5% 1.335e+10 perf-stat.ps.branch-instructions
1.099e+08 +2.7% 1.128e+08 perf-stat.ps.cache-misses
5751 -4.5% 5495 perf-stat.ps.context-switches
1.547e+10 -1.9% 1.517e+10 perf-stat.ps.dTLB-loads
4.113e+09 -4.7% 3.919e+09 perf-stat.ps.dTLB-stores
7030143 ± 2% -7.5% 6499674 ± 8% perf-stat.ps.iTLB-load-misses
905221 -14.8% 770946 ± 21% perf-stat.ps.iTLB-loads
6.075e+10 -1.8% 5.963e+10 perf-stat.ps.instructions
133605 -5.0% 126858 perf-stat.ps.major-faults
5974 -4.2% 5724 perf-stat.ps.minor-faults
24223707 +6.1% 25700170 perf-stat.ps.node-load-misses
6339047 -1.9% 6216984 perf-stat.ps.node-loads
11918840 -5.0% 11328815 perf-stat.ps.node-stores
139580 -5.0% 132583 perf-stat.ps.page-faults
5.98 ± 20% -1.7 4.23 ± 18% perf-profile.calltrace.cycles-pp.__remove_mapping.shrink_page_list.shrink_inactive_list.shrink_lruvec.shrink_node
4.49 ± 26% -1.7 2.75 ± 28% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.__remove_mapping.shrink_page_list.shrink_inactive_list.shrink_lruvec
4.42 ± 26% -1.7 2.70 ± 29% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.__remove_mapping.shrink_page_list.shrink_inactive_list
15.79 ± 6% -1.4 14.38 ± 4% perf-profile.calltrace.cycles-pp.shrink_page_list.shrink_inactive_list.shrink_lruvec.shrink_node.do_try_to_free_pages
1.79 ± 15% +0.6 2.37 ± 11% perf-profile.calltrace.cycles-pp.__add_to_page_cache_locked.add_to_page_cache_lru.page_cache_readahead_unbounded.filemap_fault.__xfs_filemap_fault
0.64 ± 71% +0.9 1.56 ± 16% perf-profile.calltrace.cycles-pp.mem_cgroup_charge.__add_to_page_cache_locked.add_to_page_cache_lru.page_cache_readahead_unbounded.filemap_fault
36.99 ± 3% +2.8 39.76 ± 2% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irq.shrink_inactive_list.shrink_lruvec.shrink_node
36.38 ± 3% +3.0 39.35 ± 2% perf-profile.calltrace.cycles-pp._raw_spin_lock_irq.shrink_inactive_list.shrink_lruvec.shrink_node.do_try_to_free_pages
6.17 ± 20% -1.8 4.36 ± 18% perf-profile.children.cycles-pp.__remove_mapping
16.58 ± 6% -1.6 14.97 ± 5% perf-profile.children.cycles-pp.shrink_page_list
78.11 -0.9 77.22 perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath
4.75 ± 14% -0.8 3.95 ± 15% perf-profile.children.cycles-pp._raw_spin_lock
1.20 ± 7% -0.3 0.90 ± 9% perf-profile.children.cycles-pp.free_pcppages_bulk
0.33 ± 28% -0.2 0.15 ± 43% perf-profile.children.cycles-pp.drain_local_pages_wq
0.33 ± 28% -0.2 0.15 ± 43% perf-profile.children.cycles-pp.drain_pages_zone
0.96 -0.1 0.83 ± 6% perf-profile.children.cycles-pp.free_unref_page_list
1.04 ± 2% -0.1 0.98 perf-profile.children.cycles-pp.__list_del_entry_valid
0.54 -0.0 0.49 ± 3% perf-profile.children.cycles-pp.xas_create
0.61 ± 4% -0.0 0.57 ± 2% perf-profile.children.cycles-pp.page_referenced
0.36 ± 4% -0.0 0.33 perf-profile.children.cycles-pp.page_referenced_one
0.09 ± 4% +0.0 0.11 ± 4% perf-profile.children.cycles-pp.page_remove_rmap
0.18 ± 5% +0.0 0.21 ± 2% perf-profile.children.cycles-pp.unaccount_page_cache_page
0.10 ± 17% +0.0 0.15 ± 12% perf-profile.children.cycles-pp.refill_obj_stock
0.09 ± 20% +0.0 0.14 ± 13% perf-profile.children.cycles-pp.drain_obj_stock
0.04 ± 60% +0.0 0.09 ± 20% perf-profile.children.cycles-pp.__memcg_kmem_uncharge
0.16 ± 23% +0.1 0.22 ± 10% perf-profile.children.cycles-pp.run_ksoftirqd
0.00 +0.1 0.06 ± 7% perf-profile.children.cycles-pp.lru_note_cost
0.16 ± 23% +0.1 0.22 ± 11% perf-profile.children.cycles-pp.smpboot_thread_fn
0.22 ± 20% +0.1 0.29 ± 9% perf-profile.children.cycles-pp.rcu_do_batch
0.23 ± 21% +0.1 0.30 ± 9% perf-profile.children.cycles-pp.__softirqentry_text_start
0.01 ±173% +0.1 0.10 ± 7% perf-profile.children.cycles-pp.propagate_protected_usage
0.23 ± 4% +0.1 0.36 ± 3% perf-profile.children.cycles-pp.mem_cgroup_uncharge_list
0.19 ± 5% +0.1 0.32 ± 4% perf-profile.children.cycles-pp.uncharge_batch
0.23 ± 3% +0.1 0.37 ± 7% perf-profile.children.cycles-pp.page_counter_cancel
0.23 ± 4% +0.2 0.38 ± 6% perf-profile.children.cycles-pp.page_counter_uncharge
0.14 ± 16% +0.2 0.30 ± 6% perf-profile.children.cycles-pp.page_counter_try_charge
0.30 ± 31% +0.2 0.48 ± 20% perf-profile.children.cycles-pp.get_mem_cgroup_from_mm
0.22 ± 14% +0.2 0.40 ± 6% perf-profile.children.cycles-pp.try_charge
0.16 ± 5% +0.2 0.37 ± 2% perf-profile.children.cycles-pp.workingset_age_nonresident
0.63 ± 12% +0.2 0.86 ± 3% perf-profile.children.cycles-pp.__mod_memcg_lruvec_state
0.99 ± 26% +0.6 1.56 ± 16% perf-profile.children.cycles-pp.mem_cgroup_charge
1.80 ± 15% +0.6 2.38 ± 10% perf-profile.children.cycles-pp.__add_to_page_cache_locked
78.11 -0.9 77.22 perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath
0.28 ± 10% -0.2 0.08 ± 5% perf-profile.self.cycles-pp.workingset_eviction
0.08 ± 10% +0.0 0.11 ± 7% perf-profile.self.cycles-pp.try_charge
0.00 +0.1 0.06 ± 7% perf-profile.self.cycles-pp.lru_note_cost
0.01 ±173% +0.1 0.10 ± 8% perf-profile.self.cycles-pp.propagate_protected_usage
0.42 ± 14% +0.1 0.51 ± 4% perf-profile.self.cycles-pp.__mod_memcg_state
0.20 ± 4% +0.1 0.31 ± 6% perf-profile.self.cycles-pp.page_counter_cancel
0.13 ± 15% +0.1 0.25 ± 4% perf-profile.self.cycles-pp.page_counter_try_charge
0.22 ± 7% +0.1 0.35 ± 3% perf-profile.self.cycles-pp.__mod_memcg_lruvec_state
0.30 ± 31% +0.2 0.48 ± 20% perf-profile.self.cycles-pp.get_mem_cgroup_from_mm
0.16 ± 5% +0.2 0.37 ± 2% perf-profile.self.cycles-pp.workingset_age_nonresident



***************************************************************************************************
lkp-csl-2sp6: 96 threads Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz with 256G memory
=========================================================================================
bs/compiler/cpufreq_governor/disk/fs/ioengine/kconfig/nr_task/rootfs/runtime/rw/tbox_group/test_size/testcase/time_based/ucode:
4k/gcc-9/performance/2pmem/xfs/libaio/x86_64-rhel-8.3/50%/debian-10.4-x86_64-20200603.cgz/200s/randread/lkp-csl-2sp6/200G/fio-basic/tb/0x5002f01

commit:
cf785af193 ("block: warn if !__GFP_DIRECT_RECLAIM in bio_crypt_set_ctx()")
2b0d3d3e4f ("percpu_ref: reduce memory footprint of percpu_ref in fast path")

cf785af19319f9fc 2b0d3d3e4fcfb19d10f9a82910b
---------------- ---------------------------
%stddev %change %stddev
\ | \
0.10 ± 16% -0.1 0.03 ± 9% fio.latency_10ms%
0.82 ± 2% +0.1 0.88 fio.latency_20ms%
17300 -4.8% 16478 fio.read_bw_MBps
336083 +5.0% 352820 fio.read_clat_mean_us
6007071 +12.9% 6781430 ± 4% fio.read_clat_stddev
4429022 -4.8% 4218471 fio.read_iops
8889 +5.0% 9332 fio.read_slat_mean_us
196778 +9.1% 214657 fio.read_slat_stddev
7.094e+09 -4.7% 6.757e+09 fio.time.file_system_inputs
328976 -3.6% 317010 fio.time.involuntary_context_switches
804.97 ± 3% -9.3% 729.76 fio.time.user_time
8.868e+08 -4.7% 8.447e+08 fio.workload
4.13 ± 3% -9.6% 3.74 iostat.cpu.user
4.17 ± 3% -0.4 3.77 mpstat.cpu.all.usr%
2971 ± 10% -17.1% 2462 ± 9% sched_debug.cpu.nr_switches.min
17366856 -4.9% 16521561 vmstat.io.bi
5408 -2.5% 5272 vmstat.system.cs
9848 ± 9% -19.4% 7940 ± 11% softirqs.CPU13.RCU
9560 ± 19% +44.4% 13810 ± 26% softirqs.CPU21.SCHED
10360 ± 15% +32.6% 13735 ± 12% softirqs.CPU22.SCHED
8973 ± 12% +36.0% 12200 ± 14% softirqs.CPU42.SCHED
14698 ± 10% -23.5% 11244 ± 12% softirqs.CPU44.SCHED
2008 +10.1% 2212 ± 3% slabinfo.PING.active_objs
2008 +10.1% 2212 ± 3% slabinfo.PING.num_objs
4030 ± 15% -100.0% 0.00 slabinfo.dio.active_objs
4030 ± 15% -100.0% 0.00 slabinfo.dio.num_objs
4273 ± 8% +11.5% 4766 ± 4% slabinfo.kmalloc-rcl-64.active_objs
4273 ± 8% +11.5% 4766 ± 4% slabinfo.kmalloc-rcl-64.num_objs
1987 ± 13% +30.1% 2585 ± 4% slabinfo.kmalloc-rcl-96.active_objs
1987 ± 13% +30.1% 2585 ± 4% slabinfo.kmalloc-rcl-96.num_objs
926.00 ± 4% +8.9% 1008 ± 5% slabinfo.kmem_cache_node.active_objs
262223 -4.7% 249875 ± 2% proc-vmstat.allocstall_movable
4446 ± 8% -12.8% 3878 ± 10% proc-vmstat.compact_daemon_wake
12208 -3.6% 11773 ± 3% proc-vmstat.kswapd_low_wmark_hit_quickly
320735 ± 7% -6.5% 299875 proc-vmstat.nr_free_pages
8.214e+08 ± 2% -5.1% 7.798e+08 ± 2% proc-vmstat.numa_hit
8.214e+08 ± 2% -5.1% 7.798e+08 ± 2% proc-vmstat.numa_local
12234 -3.4% 11817 ± 2% proc-vmstat.pageoutrun
32372075 -4.8% 30804742 proc-vmstat.pgalloc_dma32
8.554e+08 -4.7% 8.149e+08 proc-vmstat.pgalloc_normal
8.785e+08 -4.8% 8.36e+08 proc-vmstat.pgfree
3.547e+09 -4.7% 3.379e+09 proc-vmstat.pgpgin
6.603e+08 -4.7% 6.292e+08 ± 2% proc-vmstat.pgscan_direct
7.124e+08 -4.3% 6.818e+08 proc-vmstat.pgscan_file
6.603e+08 -4.7% 6.292e+08 ± 2% proc-vmstat.pgsteal_direct
7.124e+08 -4.3% 6.818e+08 proc-vmstat.pgsteal_file
0.50 ±173% +1.3e+05% 638.50 ±169% interrupts.66:PCI-MSI.31981599-edge.i40e-eth0-TxRx-30
65651 ± 3% -3.6% 63316 interrupts.CAL:Function_call_interrupts
378.75 ± 6% -22.4% 294.00 ± 19% interrupts.CPU13.RES:Rescheduling_interrupts
313.75 ± 14% -25.0% 235.25 ± 18% interrupts.CPU2.RES:Rescheduling_interrupts
690.25 ± 3% +7.7% 743.25 ± 4% interrupts.CPU29.CAL:Function_call_interrupts
4085 ± 13% +68.1% 6868 ± 12% interrupts.CPU33.NMI:Non-maskable_interrupts
4085 ± 13% +68.1% 6868 ± 12% interrupts.CPU33.PMI:Performance_monitoring_interrupts
671.00 ± 3% +14.8% 770.00 ± 4% interrupts.CPU34.CAL:Function_call_interrupts
53.00 ± 52% +67.0% 88.50 ± 14% interrupts.CPU41.TLB:TLB_shootdowns
399.00 ± 5% -19.1% 322.75 ± 8% interrupts.CPU42.RES:Rescheduling_interrupts
4277 ± 36% +62.0% 6928 ± 6% interrupts.CPU5.NMI:Non-maskable_interrupts
4277 ± 36% +62.0% 6928 ± 6% interrupts.CPU5.PMI:Performance_monitoring_interrupts
3663 ± 34% +60.5% 5879 ± 21% interrupts.CPU60.NMI:Non-maskable_interrupts
3663 ± 34% +60.5% 5879 ± 21% interrupts.CPU60.PMI:Performance_monitoring_interrupts
333.75 ± 20% -29.1% 236.75 ± 12% interrupts.CPU8.RES:Rescheduling_interrupts
3167 ± 34% +76.1% 5578 ± 17% interrupts.CPU91.NMI:Non-maskable_interrupts
3167 ± 34% +76.1% 5578 ± 17% interrupts.CPU91.PMI:Performance_monitoring_interrupts
1776 ± 20% +206.2% 5438 ± 39% interrupts.CPU93.NMI:Non-maskable_interrupts
1776 ± 20% +206.2% 5438 ± 39% interrupts.CPU93.PMI:Performance_monitoring_interrupts
5996 ± 15% +20.0% 7196 ± 4% interrupts.TLB:TLB_shootdowns
1.58e+10 -3.9% 1.518e+10 perf-stat.i.branch-instructions
0.59 ± 3% -0.0 0.57 perf-stat.i.branch-miss-rate%
91868813 ± 4% -7.5% 84974573 perf-stat.i.branch-misses
7.197e+08 ± 2% -3.7% 6.931e+08 perf-stat.i.cache-misses
5406 -2.5% 5271 perf-stat.i.context-switches
1.68 +4.4% 1.75 perf-stat.i.cpi
127.32 +2.4% 130.38 perf-stat.i.cpu-migrations
197.31 +2.6% 202.49 perf-stat.i.cycles-between-cache-misses
2.079e+10 -4.0% 1.995e+10 perf-stat.i.dTLB-loads
1.215e+10 -4.7% 1.158e+10 perf-stat.i.dTLB-stores
79953507 ± 8% -15.7% 67439011 ± 3% perf-stat.i.iTLB-load-misses
5545653 ± 11% -18.0% 4545198 ± 5% perf-stat.i.iTLB-loads
8.065e+10 -4.1% 7.733e+10 perf-stat.i.instructions
1021 ± 6% +12.9% 1152 ± 3% perf-stat.i.instructions-per-iTLB-miss
0.60 -4.3% 0.57 perf-stat.i.ipc
520.33 -4.2% 498.65 perf-stat.i.metric.M/sec
1.111e+08 ± 4% -6.6% 1.037e+08 ± 3% perf-stat.i.node-stores
0.58 ± 3% -0.0 0.56 perf-stat.overall.branch-miss-rate%
1.67 +4.6% 1.75 perf-stat.overall.cpi
187.16 ± 2% +4.1% 194.90 perf-stat.overall.cycles-between-cache-misses
1014 ± 6% +13.2% 1148 ± 3% perf-stat.overall.instructions-per-iTLB-miss
0.60 -4.4% 0.57 perf-stat.overall.ipc
1.572e+10 -4.0% 1.51e+10 perf-stat.ps.branch-instructions
91415445 ± 4% -7.5% 84544220 perf-stat.ps.branch-misses
7.162e+08 ± 2% -3.7% 6.896e+08 perf-stat.ps.cache-misses
5377 -2.5% 5243 perf-stat.ps.context-switches
126.96 +2.4% 129.98 perf-stat.ps.cpu-migrations
2.069e+10 -4.1% 1.985e+10 perf-stat.ps.dTLB-loads
1.209e+10 -4.7% 1.152e+10 perf-stat.ps.dTLB-stores
79559944 ± 8% -15.7% 67094648 ± 3% perf-stat.ps.iTLB-load-misses
5518625 ± 11% -18.0% 4522626 ± 5% perf-stat.ps.iTLB-loads
8.025e+10 -4.1% 7.694e+10 perf-stat.ps.instructions
1.106e+08 ± 4% -6.7% 1.032e+08 ± 3% perf-stat.ps.node-stores
1.622e+13 -4.1% 1.556e+13 perf-stat.total.instructions
13.83 ± 3% -2.0 11.79 ± 11% perf-profile.calltrace.cycles-pp.read_pages.page_cache_readahead_unbounded.generic_file_buffered_read.xfs_file_buffered_aio_read.xfs_file_read_iter
13.74 ± 3% -2.0 11.70 ± 11% perf-profile.calltrace.cycles-pp.iomap_readahead.read_pages.page_cache_readahead_unbounded.generic_file_buffered_read.xfs_file_buffered_aio_read
11.37 ± 3% -1.7 9.62 ± 11% perf-profile.calltrace.cycles-pp.submit_bio.iomap_readahead.read_pages.page_cache_readahead_unbounded.generic_file_buffered_read
11.32 ± 3% -1.7 9.58 ± 11% perf-profile.calltrace.cycles-pp.submit_bio_noacct.submit_bio.iomap_readahead.read_pages.page_cache_readahead_unbounded
6.72 ± 2% -1.0 5.75 ± 11% perf-profile.calltrace.cycles-pp.shrink_page_list.shrink_inactive_list.shrink_lruvec.shrink_node.do_try_to_free_pages
3.68 ± 3% -0.6 3.09 ± 11% perf-profile.calltrace.cycles-pp.pagecache_get_page.generic_file_buffered_read.xfs_file_buffered_aio_read.xfs_file_read_iter.aio_read
3.62 ± 3% -0.6 3.05 ± 11% perf-profile.calltrace.cycles-pp.find_get_entry.pagecache_get_page.generic_file_buffered_read.xfs_file_buffered_aio_read.xfs_file_read_iter
3.50 ± 3% -0.6 2.95 ± 11% perf-profile.calltrace.cycles-pp.xas_load.find_get_entry.pagecache_get_page.generic_file_buffered_read.xfs_file_buffered_aio_read
3.96 ± 3% -0.5 3.50 ± 7% perf-profile.calltrace.cycles-pp.__add_to_page_cache_locked.add_to_page_cache_lru.page_cache_readahead_unbounded.generic_file_buffered_read.xfs_file_buffered_aio_read
0.64 ± 4% -0.4 0.27 ±100% perf-profile.calltrace.cycles-pp.submit_bio_checks.submit_bio_noacct.submit_bio.iomap_readahead.read_pages
2.11 ± 4% -0.3 1.78 ± 11% perf-profile.calltrace.cycles-pp.xas_store.__delete_from_page_cache.__remove_mapping.shrink_page_list.shrink_inactive_list
2.04 ± 4% -0.3 1.72 ± 11% perf-profile.calltrace.cycles-pp.xas_create.xas_store.__delete_from_page_cache.__remove_mapping.shrink_page_list
1.35 ± 6% -0.3 1.08 ± 17% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.__remove_mapping.shrink_page_list.shrink_inactive_list.shrink_lruvec
1.00 ± 9% -0.2 0.77 ± 19% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.__remove_mapping.shrink_page_list.shrink_inactive_list
0.97 ± 6% -0.2 0.74 ± 7% perf-profile.calltrace.cycles-pp.workingset_eviction.__remove_mapping.shrink_page_list.shrink_inactive_list.shrink_lruvec
1.22 ± 2% -0.2 1.04 ± 9% perf-profile.calltrace.cycles-pp.do_io_getevents.__x64_sys_io_getevents.do_syscall_64.entry_SYSCALL_64_after_hwframe
1.28 ± 2% -0.2 1.11 ± 8% perf-profile.calltrace.cycles-pp.__x64_sys_io_getevents.do_syscall_64.entry_SYSCALL_64_after_hwframe
1.05 ± 4% -0.2 0.89 ± 9% perf-profile.calltrace.cycles-pp.copy_page_to_iter.generic_file_buffered_read.xfs_file_buffered_aio_read.xfs_file_read_iter.aio_read
1.17 ± 3% -0.1 1.03 ± 10% perf-profile.calltrace.cycles-pp.iomap_readahead_actor.iomap_apply.iomap_readahead.read_pages.page_cache_readahead_unbounded
0.90 ± 4% -0.1 0.76 ± 10% perf-profile.calltrace.cycles-pp.copyout.copy_page_to_iter.generic_file_buffered_read.xfs_file_buffered_aio_read.xfs_file_read_iter
0.89 ± 6% -0.1 0.75 ± 13% perf-profile.calltrace.cycles-pp.xfs_read_iomap_begin.iomap_apply.iomap_readahead.read_pages.page_cache_readahead_unbounded
0.88 ± 2% -0.1 0.74 ± 8% perf-profile.calltrace.cycles-pp.read_events.do_io_getevents.__x64_sys_io_getevents.do_syscall_64.entry_SYSCALL_64_after_hwframe
0.85 ± 4% -0.1 0.72 ± 10% perf-profile.calltrace.cycles-pp.copy_user_enhanced_fast_string.copyout.copy_page_to_iter.generic_file_buffered_read.xfs_file_buffered_aio_read
0.95 ± 2% -0.1 0.83 ± 8% perf-profile.calltrace.cycles-pp.__pagevec_lru_add_fn.pagevec_lru_move_fn.lru_cache_add.add_to_page_cache_lru.page_cache_readahead_unbounded
0.80 ± 2% -0.1 0.68 ± 8% perf-profile.calltrace.cycles-pp.aio_read_events.read_events.do_io_getevents.__x64_sys_io_getevents.do_syscall_64
0.71 -0.1 0.62 ± 12% perf-profile.calltrace.cycles-pp.__list_del_entry_valid.rmqueue_bulk.rmqueue.get_page_from_freelist.__alloc_pages_nodemask
0.00 +0.6 0.60 ± 6% perf-profile.calltrace.cycles-pp.try_charge.mem_cgroup_charge.__add_to_page_cache_locked.add_to_page_cache_lru.page_cache_readahead_unbounded
13.84 ± 3% -2.0 11.79 ± 11% perf-profile.children.cycles-pp.read_pages
13.74 ± 3% -2.0 11.71 ± 11% perf-profile.children.cycles-pp.iomap_readahead
11.37 ± 3% -1.7 9.62 ± 11% perf-profile.children.cycles-pp.submit_bio
11.33 ± 3% -1.7 9.59 ± 11% perf-profile.children.cycles-pp.submit_bio_noacct
6.08 -1.0 5.10 ± 11% perf-profile.children.cycles-pp.__remove_mapping
7.30 -1.0 6.35 ± 12% perf-profile.children.cycles-pp.shrink_page_list
4.07 ± 2% -0.6 3.42 ± 10% perf-profile.children.cycles-pp.xas_load
3.68 ± 3% -0.6 3.10 ± 11% perf-profile.children.cycles-pp.pagecache_get_page
3.63 ± 3% -0.6 3.06 ± 11% perf-profile.children.cycles-pp.find_get_entry
3.97 ± 3% -0.5 3.51 ± 7% perf-profile.children.cycles-pp.__add_to_page_cache_locked
3.11 ± 2% -0.4 2.66 ± 9% perf-profile.children.cycles-pp.xas_store
3.19 ± 3% -0.4 2.78 ± 10% perf-profile.children.cycles-pp.__delete_from_page_cache
2.30 ± 3% -0.3 1.97 ± 11% perf-profile.children.cycles-pp.xas_create
1.98 -0.3 1.71 ± 10% perf-profile.children.cycles-pp.__list_del_entry_valid
0.65 ± 3% -0.2 0.41 ± 7% perf-profile.children.cycles-pp.mem_cgroup_charge_statistics
1.04 ± 6% -0.2 0.82 ± 6% perf-profile.children.cycles-pp.workingset_eviction
0.72 ± 2% -0.2 0.51 ± 6% perf-profile.children.cycles-pp.__count_memcg_events
1.23 ± 2% -0.2 1.05 ± 9% perf-profile.children.cycles-pp.do_io_getevents
1.09 ± 4% -0.2 0.93 ± 10% perf-profile.children.cycles-pp.copy_user_enhanced_fast_string
1.28 ± 2% -0.2 1.11 ± 8% perf-profile.children.cycles-pp.__x64_sys_io_getevents
1.06 ± 4% -0.2 0.90 ± 9% perf-profile.children.cycles-pp.copy_page_to_iter
0.84 ± 3% -0.2 0.68 ± 5% perf-profile.children.cycles-pp.__mod_memcg_state
1.11 ± 3% -0.2 0.96 ± 7% perf-profile.children.cycles-pp.free_unref_page_list
1.17 ± 3% -0.1 1.03 ± 10% perf-profile.children.cycles-pp.iomap_readahead_actor
0.64 ± 4% -0.1 0.50 ± 10% perf-profile.children.cycles-pp.submit_bio_checks
0.90 ± 4% -0.1 0.76 ± 10% perf-profile.children.cycles-pp.copyout
0.89 ± 2% -0.1 0.75 ± 8% perf-profile.children.cycles-pp.read_events
0.90 ± 6% -0.1 0.76 ± 13% perf-profile.children.cycles-pp.xfs_read_iomap_begin
0.97 ± 2% -0.1 0.84 ± 8% perf-profile.children.cycles-pp.free_pcppages_bulk
0.96 ± 2% -0.1 0.84 ± 8% perf-profile.children.cycles-pp.__pagevec_lru_add_fn
0.81 ± 2% -0.1 0.69 ± 8% perf-profile.children.cycles-pp.aio_read_events
0.59 ± 5% -0.1 0.49 ± 10% perf-profile.children.cycles-pp.lookup_ioctx
0.42 ± 6% -0.1 0.32 ± 13% perf-profile.children.cycles-pp.remove_mapping
0.54 ± 2% -0.1 0.47 ± 8% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt
0.42 ± 3% -0.1 0.35 ± 9% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt
0.49 ± 2% -0.1 0.42 ± 9% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt
0.34 ± 3% -0.1 0.28 ± 7% perf-profile.children.cycles-pp.__mod_lruvec_state
0.41 ± 3% -0.1 0.35 ± 8% perf-profile.children.cycles-pp.hrtimer_interrupt
0.44 ± 2% -0.1 0.39 ± 8% perf-profile.children.cycles-pp.asm_call_on_stack
0.30 ± 2% -0.1 0.24 ± 6% perf-profile.children.cycles-pp.__mod_node_page_state
0.25 ± 4% -0.1 0.20 ± 13% perf-profile.children.cycles-pp.blk_throtl_bio
0.25 ± 7% -0.1 0.20 ± 14% perf-profile.children.cycles-pp.ktime_get
0.32 ± 2% -0.0 0.27 ± 8% perf-profile.children.cycles-pp.__might_fault
0.23 ± 6% -0.0 0.18 ± 10% perf-profile.children.cycles-pp.pagevec_lookup_entries
0.23 ± 8% -0.0 0.18 ± 10% perf-profile.children.cycles-pp.find_get_entries
0.33 ± 4% -0.0 0.28 ± 7% perf-profile.children.cycles-pp.___might_sleep
0.25 ± 5% -0.0 0.20 ± 12% perf-profile.children.cycles-pp._copy_from_user
0.35 ± 4% -0.0 0.31 ± 10% perf-profile.children.cycles-pp.syscall_return_via_sysret
0.21 ± 4% -0.0 0.17 ± 7% perf-profile.children.cycles-pp.__get_user_4
0.13 ± 9% -0.0 0.09 ± 4% perf-profile.children.cycles-pp.bio_endio
0.40 ± 4% -0.0 0.36 ± 7% perf-profile.children.cycles-pp.workingset_update_node
0.18 ± 7% -0.0 0.14 ± 12% perf-profile.children.cycles-pp.xas_start
0.28 -0.0 0.24 ± 8% perf-profile.children.cycles-pp.__might_sleep
0.21 ± 2% -0.0 0.17 ± 9% perf-profile.children.cycles-pp._copy_to_user
0.26 -0.0 0.23 ± 6% perf-profile.children.cycles-pp._raw_spin_unlock_irqrestore
0.14 ± 5% -0.0 0.11 ± 14% perf-profile.children.cycles-pp.syscall_exit_to_user_mode
0.18 ± 7% -0.0 0.15 ± 8% perf-profile.children.cycles-pp.__fget_files
0.23 ± 3% -0.0 0.20 ± 7% perf-profile.children.cycles-pp._cond_resched
0.13 ± 5% -0.0 0.10 ± 10% perf-profile.children.cycles-pp.syscall_enter_from_user_mode
0.12 ± 4% -0.0 0.10 ± 8% perf-profile.children.cycles-pp.mutex_lock
0.06 -0.0 0.04 ± 57% perf-profile.children.cycles-pp.mem_cgroup_page_lruvec
0.16 ± 6% -0.0 0.14 ± 8% perf-profile.children.cycles-pp.__check_object_size
0.11 ± 6% -0.0 0.09 ± 7% perf-profile.children.cycles-pp.mark_page_accessed
0.01 ±173% +0.1 0.06 ± 6% perf-profile.children.cycles-pp.lru_note_cost
0.08 ± 8% +0.1 0.15 ± 12% perf-profile.children.cycles-pp.propagate_protected_usage
0.46 ± 3% +0.1 0.60 ± 7% perf-profile.children.cycles-pp.try_charge
0.27 ± 4% +0.2 0.42 ± 5% perf-profile.children.cycles-pp.page_counter_try_charge
0.44 ± 5% +0.2 0.61 ± 7% perf-profile.children.cycles-pp.workingset_age_nonresident
0.56 ± 2% +0.2 0.75 ± 11% perf-profile.children.cycles-pp.page_counter_cancel
0.73 ± 2% +0.2 0.92 ± 10% perf-profile.children.cycles-pp.mem_cgroup_uncharge_list
0.57 ± 2% +0.2 0.77 ± 12% perf-profile.children.cycles-pp.page_counter_uncharge
0.61 ± 2% +0.2 0.82 ± 10% perf-profile.children.cycles-pp.uncharge_batch
3.85 ± 2% -0.6 3.25 ± 10% perf-profile.self.cycles-pp.xas_load
0.59 ± 9% -0.4 0.21 ± 6% perf-profile.self.cycles-pp.workingset_eviction
2.24 ± 3% -0.3 1.92 ± 12% perf-profile.self.cycles-pp.xas_create
1.97 -0.3 1.71 ± 10% perf-profile.self.cycles-pp.__list_del_entry_valid
0.72 ± 2% -0.2 0.51 ± 6% perf-profile.self.cycles-pp.__count_memcg_events
1.09 ± 3% -0.2 0.92 ± 10% perf-profile.self.cycles-pp.copy_user_enhanced_fast_string
0.84 ± 3% -0.2 0.67 ± 5% perf-profile.self.cycles-pp.__mod_memcg_state
0.41 ± 3% -0.1 0.34 ± 11% perf-profile.self.cycles-pp.io_submit_one
0.51 ± 4% -0.1 0.43 ± 7% perf-profile.self.cycles-pp.free_pcppages_bulk
0.41 ± 6% -0.1 0.34 ± 15% perf-profile.self.cycles-pp.mem_cgroup_charge
0.36 ± 2% -0.1 0.30 ± 9% perf-profile.self.cycles-pp.__pagevec_lru_add_fn
0.34 ± 6% -0.1 0.28 ± 14% perf-profile.self.cycles-pp.get_page_from_freelist
0.29 ± 2% -0.1 0.24 ± 5% perf-profile.self.cycles-pp.__mod_node_page_state
0.28 ± 5% -0.1 0.23 ± 14% perf-profile.self.cycles-pp.lookup_ioctx
0.21 ± 3% -0.0 0.17 ± 7% perf-profile.self.cycles-pp.__get_user_4
0.20 ± 3% -0.0 0.16 ± 8% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe
0.31 ± 3% -0.0 0.27 ± 8% perf-profile.self.cycles-pp.___might_sleep
0.18 ± 2% -0.0 0.14 ± 3% perf-profile.self.cycles-pp.release_pages
0.19 ± 5% -0.0 0.15 ± 11% perf-profile.self.cycles-pp.find_get_entries
0.10 ± 8% -0.0 0.06 ± 7% perf-profile.self.cycles-pp.bio_endio
0.26 -0.0 0.22 ± 8% perf-profile.self.cycles-pp.__might_sleep
0.21 ± 3% -0.0 0.17 ± 11% perf-profile.self.cycles-pp.pmem_submit_bio
0.23 ± 4% -0.0 0.19 ± 4% perf-profile.self.cycles-pp.xas_store
0.18 ± 7% -0.0 0.15 ± 7% perf-profile.self.cycles-pp.__fget_files
0.15 ± 8% -0.0 0.12 ± 9% perf-profile.self.cycles-pp.__alloc_pages_nodemask
0.17 ± 4% -0.0 0.13 ± 13% perf-profile.self.cycles-pp.xas_start
0.19 ± 2% -0.0 0.16 ± 4% perf-profile.self.cycles-pp._raw_spin_lock_irq
0.14 ± 8% -0.0 0.10 ± 17% perf-profile.self.cycles-pp.blk_throtl_bio
0.19 ± 10% -0.0 0.16 ± 4% perf-profile.self.cycles-pp.kmem_cache_free
0.12 ± 3% -0.0 0.10 ± 8% perf-profile.self.cycles-pp.syscall_enter_from_user_mode
0.14 ± 3% -0.0 0.11 ± 11% perf-profile.self.cycles-pp.read_tsc
0.12 ± 3% -0.0 0.10 ± 10% perf-profile.self.cycles-pp.find_get_entry
0.10 ± 4% -0.0 0.08 ± 11% perf-profile.self.cycles-pp.__put_user_4
0.11 ± 4% -0.0 0.08 ± 5% perf-profile.self.cycles-pp.mark_page_accessed
0.09 ± 9% -0.0 0.07 ± 12% perf-profile.self.cycles-pp.aio_read
0.09 ± 8% -0.0 0.07 ± 5% perf-profile.self.cycles-pp.submit_bio_noacct
0.10 ± 8% -0.0 0.08 ± 10% perf-profile.self.cycles-pp.lru_cache_add
0.10 ± 8% -0.0 0.08 ± 8% perf-profile.self.cycles-pp._cond_resched
0.09 ± 4% -0.0 0.07 ± 10% perf-profile.self.cycles-pp.copy_page_to_iter
0.04 ± 57% +0.0 0.07 ± 6% perf-profile.self.cycles-pp.__x64_sys_io_getevents
0.01 ±173% +0.1 0.06 ± 6% perf-profile.self.cycles-pp.lru_note_cost
0.34 ± 5% +0.1 0.41 ± 6% perf-profile.self.cycles-pp.__mod_memcg_lruvec_state
0.08 ± 5% +0.1 0.15 ± 12% perf-profile.self.cycles-pp.propagate_protected_usage
0.24 ± 4% +0.1 0.38 ± 6% perf-profile.self.cycles-pp.page_counter_try_charge
0.49 ± 2% +0.1 0.64 ± 11% perf-profile.self.cycles-pp.page_counter_cancel
0.44 ± 5% +0.2 0.61 ± 8% perf-profile.self.cycles-pp.workingset_age_nonresident





Disclaimer:
Results have been estimated based on internal Intel analysis and are provided
for informational purposes only. Any difference in system hardware or software
design or configuration may affect actual performance.


Thanks,
Oliver Sang

#!/bin/sh

export_top_env()
{
export suite='reaim'
export testcase='reaim'
export category='benchmark'
export runtime=300
export nr_task=192
export job_origin='/lkp-src/allot/cyclic:p1:linux-devel:devel-hourly/lkp-csl-2ap3/reaim-100.yaml'
export queue_cmdline_keys='branch
commit
queue_at_least_once'
export queue='validate'
export testbox='lkp-csl-2ap3'
export tbox_group='lkp-csl-2ap3'
export kconfig='x86_64-rhel-8.3'
export submit_id='5f9bb65d3733c6172f7d9cf7'
export job_file='/lkp/jobs/scheduled/lkp-csl-2ap3/reaim-performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d-debian-10.4-x86_64-20200603.cgz-2b0d3d3e4fcfb19d10f9a82910b8f-20201030-5935-qtny9r-3.yaml'
export id='a97847964a4a7eaff046d12c32513a7781b2ba14'
export queuer_version='/lkp-src'
export model='Cascade Lake'
export nr_node=4
export nr_cpu=192
export memory='192G'
export ssd_partitions=
export rootfs_partition='LABEL=LKP-ROOTFS'
export kernel_cmdline_hw='acpi_rsdp=0x67f44014'
export brand='Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz'
export avoid_nfs=1
export commit='2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e'
export need_kconfig_hw='CONFIG_IGB=y
CONFIG_BLK_DEV_NVME'
export ucode='0x5002f01'
export enqueue_time='2020-10-30 14:44:46 +0800'
export _id='5f9bb65d3733c6172f7d9cf7'
export _rt='/result/reaim/performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d/lkp-csl-2ap3/debian-10.4-x86_64-20200603.cgz/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e'
export user='lkp'
export compiler='gcc-9'
export head_commit='58cdbc2e9b1a74decce9bc4a65da9324eb2c23ea'
export base_commit='3650b228f83adda7e5ee532e2b90429c03f7b9ec'
export branch='linus/master'
export rootfs='debian-10.4-x86_64-20200603.cgz'
export monitor_sha='3472ca3d'
export result_root='/result/reaim/performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d/lkp-csl-2ap3/debian-10.4-x86_64-20200603.cgz/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/3'
export scheduler_version='/lkp/lkp/.src-20201030-141732'
export LKP_SERVER='internal-lkp-server'
export arch='x86_64'
export max_uptime=3600
export initrd='/osimage/debian/debian-10.4-x86_64-20200603.cgz'
export bootloader_append='root=/dev/ram0
user=lkp
job=/lkp/jobs/scheduled/lkp-csl-2ap3/reaim-performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d-debian-10.4-x86_64-20200603.cgz-2b0d3d3e4fcfb19d10f9a82910b8f-20201030-5935-qtny9r-3.yaml
ARCH=x86_64
kconfig=x86_64-rhel-8.3
branch=linus/master
commit=2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e
BOOT_IMAGE=/pkg/linux/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/vmlinuz-5.9.0-rc3-00186-g2b0d3d3e4fcfb
acpi_rsdp=0x67f44014
max_uptime=3600
RESULT_ROOT=/result/reaim/performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d/lkp-csl-2ap3/debian-10.4-x86_64-20200603.cgz/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/3
LKP_SERVER=internal-lkp-server
nokaslr
selinux=0
debug
apic=debug
sysrq_always_enabled
rcupdate.rcu_cpu_stall_timeout=100
net.ifnames=0
printk.devkmsg=on
panic=-1
softlockup_panic=1
nmi_watchdog=panic
oops=panic
load_ramdisk=2
prompt_ramdisk=0
drbd.minor_count=8
systemd.log_level=err
ignore_loglevel
console=tty0
earlyprintk=ttyS0,115200
console=ttyS0,115200
vga=normal
rw'
export modules_initrd='/pkg/linux/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/modules.cgz'
export bm_initrd='/osimage/deps/debian-10.4-x86_64-20200603.cgz/run-ipconfig_20200608.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/lkp_20200709.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/rsync-rootfs_20200608.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/reaim_20201007.cgz,/osimage/pkg/debian-10.4-x86_64-20200603.cgz/reaim-x86_64-7.0.1.13-1_20201007.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/mpstat_20200714.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/perf_20200723.cgz,/osimage/pkg/debian-10.4-x86_64-20200603.cgz/perf-x86_64-c85fb28b6f99-1_20201008.cgz,/osimage/pkg/debian-10.4-x86_64-20200603.cgz/sar-x86_64-34c92ae-1_20200702.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/hw_20200715.cgz'
export ucode_initrd='/osimage/ucode/intel-ucode-20200610.cgz'
export lkp_initrd='/osimage/user/lkp/lkp-x86_64.cgz'
export site='inn'
export LKP_CGI_PORT=80
export LKP_CIFS_PORT=139
export last_kernel='5.10.0-rc1-wt-ath-03501-g58cdbc2e9b1a'
export repeat_to=4
export schedule_notify_address=
export queue_at_least_once=1
export kernel='/pkg/linux/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/vmlinuz-5.9.0-rc3-00186-g2b0d3d3e4fcfb'
export dequeue_time='2020-10-30 14:49:01 +0800'
export job_initrd='/lkp/jobs/scheduled/lkp-csl-2ap3/reaim-performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d-debian-10.4-x86_64-20200603.cgz-2b0d3d3e4fcfb19d10f9a82910b8f-20201030-5935-qtny9r-3.cgz'

[ -n "$LKP_SRC" ] ||
export LKP_SRC=/lkp/${user:-lkp}/src
}

run_job()
{
echo $$ > $TMP/run-job.pid

. $LKP_SRC/lib/http.sh
. $LKP_SRC/lib/job.sh
. $LKP_SRC/lib/env.sh

export_top_env

run_setup $LKP_SRC/setup/cpufreq_governor 'performance'

run_monitor $LKP_SRC/monitors/wrapper kmsg
run_monitor $LKP_SRC/monitors/no-stdout/wrapper boot-time
run_monitor $LKP_SRC/monitors/wrapper uptime
run_monitor $LKP_SRC/monitors/wrapper iostat
run_monitor $LKP_SRC/monitors/wrapper heartbeat
run_monitor $LKP_SRC/monitors/wrapper vmstat
run_monitor $LKP_SRC/monitors/wrapper numa-numastat
run_monitor $LKP_SRC/monitors/wrapper numa-vmstat
run_monitor $LKP_SRC/monitors/wrapper numa-meminfo
run_monitor $LKP_SRC/monitors/wrapper proc-vmstat
run_monitor $LKP_SRC/monitors/wrapper proc-stat
run_monitor $LKP_SRC/monitors/wrapper meminfo
run_monitor $LKP_SRC/monitors/wrapper slabinfo
run_monitor $LKP_SRC/monitors/wrapper interrupts
run_monitor $LKP_SRC/monitors/wrapper lock_stat
run_monitor $LKP_SRC/monitors/wrapper latency_stats
run_monitor $LKP_SRC/monitors/wrapper softirqs
run_monitor $LKP_SRC/monitors/one-shot/wrapper bdi_dev_mapping
run_monitor $LKP_SRC/monitors/wrapper diskstats
run_monitor $LKP_SRC/monitors/wrapper nfsstat
run_monitor $LKP_SRC/monitors/wrapper cpuidle
run_monitor $LKP_SRC/monitors/wrapper cpufreq-stats
run_monitor $LKP_SRC/monitors/wrapper sched_debug
run_monitor $LKP_SRC/monitors/wrapper perf-stat
run_monitor $LKP_SRC/monitors/wrapper mpstat
run_monitor $LKP_SRC/monitors/no-stdout/wrapper perf-profile
run_monitor $LKP_SRC/monitors/wrapper oom-killer
run_monitor $LKP_SRC/monitors/plain/watchdog

run_test test='short' $LKP_SRC/tests/wrapper reaim
}

extract_stats()
{
export stats_part_begin=
export stats_part_end=

$LKP_SRC/stats/wrapper reaim
$LKP_SRC/stats/wrapper kmsg
$LKP_SRC/stats/wrapper boot-time
$LKP_SRC/stats/wrapper uptime
$LKP_SRC/stats/wrapper iostat
$LKP_SRC/stats/wrapper vmstat
$LKP_SRC/stats/wrapper numa-numastat
$LKP_SRC/stats/wrapper numa-vmstat
$LKP_SRC/stats/wrapper numa-meminfo
$LKP_SRC/stats/wrapper proc-vmstat
$LKP_SRC/stats/wrapper meminfo
$LKP_SRC/stats/wrapper slabinfo
$LKP_SRC/stats/wrapper interrupts
$LKP_SRC/stats/wrapper lock_stat
$LKP_SRC/stats/wrapper latency_stats
$LKP_SRC/stats/wrapper softirqs
$LKP_SRC/stats/wrapper diskstats
$LKP_SRC/stats/wrapper nfsstat
$LKP_SRC/stats/wrapper cpuidle
$LKP_SRC/stats/wrapper sched_debug
$LKP_SRC/stats/wrapper perf-stat
$LKP_SRC/stats/wrapper mpstat
$LKP_SRC/stats/wrapper perf-profile

$LKP_SRC/stats/wrapper time reaim.time
$LKP_SRC/stats/wrapper dmesg
$LKP_SRC/stats/wrapper kmsg
$LKP_SRC/stats/wrapper last_state
$LKP_SRC/stats/wrapper stderr
$LKP_SRC/stats/wrapper time
}

"$@"
---

#! jobs/reaim-100.yaml
suite: reaim
testcase: reaim
category: benchmark
runtime: 300s
nr_task: 100%
reaim:
test: short
job_origin: "/lkp-src/allot/cyclic:p1:linux-devel:devel-hourly/lkp-csl-2ap3/reaim-100.yaml"

#! queue options
queue_cmdline_keys:
- branch
- commit
- queue_at_least_once
queue: bisect
testbox: lkp-csl-2ap3
tbox_group: lkp-csl-2ap3
kconfig: x86_64-rhel-8.3
submit_id: 5f9ba9a03733c6165f77a6d4
job_file: "/lkp/jobs/scheduled/lkp-csl-2ap3/reaim-performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d-debian-10.4-x86_64-20200603.cgz-2b0d3d3e4fcfb19d10f9a82910b8f-20201030-5727-1j4c7rp-1.yaml"
id: a068c2ae1bcf536575ec4a7726004bb8d39d1701
queuer_version: "/lkp-src"

#! hosts/lkp-csl-2ap3
model: Cascade Lake
nr_node: 4
nr_cpu: 192
memory: 192G
ssd_partitions:
rootfs_partition: LABEL=LKP-ROOTFS
kernel_cmdline_hw: acpi_rsdp=0x67f44014
brand: Intel(R) Xeon(R) Platinum 9242 CPU @ 2.30GHz

#! include/category/benchmark
kmsg:
boot-time:
uptime:
iostat:
heartbeat:
vmstat:
numa-numastat:
numa-vmstat:
numa-meminfo:
proc-vmstat:
proc-stat:
meminfo:
slabinfo:
interrupts:
lock_stat:
latency_stats:
softirqs:
bdi_dev_mapping:
diskstats:
nfsstat:
cpuidle:
cpufreq-stats:
sched_debug:
perf-stat:
mpstat:
perf-profile:

#! include/category/ALL
cpufreq_governor: performance

#! include/reaim
avoid_nfs: 1

#! include/queue/cyclic
commit: 2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e

#! include/testbox/lkp-csl-2ap3
need_kconfig_hw:
- CONFIG_IGB=y
- CONFIG_BLK_DEV_NVME
ucode: '0x5002f01'
enqueue_time: 2020-10-30 13:50:25.038486584 +08:00
_id: 5f9ba9a53733c6165f77a6d5
_rt: "/result/reaim/performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d/lkp-csl-2ap3/debian-10.4-x86_64-20200603.cgz/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e"

#! schedule options
user: lkp
compiler: gcc-9
head_commit: 58cdbc2e9b1a74decce9bc4a65da9324eb2c23ea
base_commit: 3650b228f83adda7e5ee532e2b90429c03f7b9ec
branch: linux-devel/devel-hourly-2020102920
rootfs: debian-10.4-x86_64-20200603.cgz
monitor_sha: 3472ca3d
result_root: "/result/reaim/performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d/lkp-csl-2ap3/debian-10.4-x86_64-20200603.cgz/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/0"
scheduler_version: "/lkp/lkp/.src-20201030-132544"
LKP_SERVER: internal-lkp-server
arch: x86_64
max_uptime: 3600
initrd: "/osimage/debian/debian-10.4-x86_64-20200603.cgz"
bootloader_append:
- root=/dev/ram0
- user=lkp
- job=/lkp/jobs/scheduled/lkp-csl-2ap3/reaim-performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d-debian-10.4-x86_64-20200603.cgz-2b0d3d3e4fcfb19d10f9a82910b8f-20201030-5727-1j4c7rp-1.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel-8.3
- branch=linux-devel/devel-hourly-2020102920
- commit=2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e
- BOOT_IMAGE=/pkg/linux/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/vmlinuz-5.9.0-rc3-00186-g2b0d3d3e4fcfb
- acpi_rsdp=0x67f44014
- max_uptime=3600
- RESULT_ROOT=/result/reaim/performance-100%-300s-short-ucode=0x5002f01-monitor=3472ca3d/lkp-csl-2ap3/debian-10.4-x86_64-20200603.cgz/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/0
- LKP_SERVER=internal-lkp-server
- nokaslr
- selinux=0
- debug
- apic=debug
- sysrq_always_enabled
- rcupdate.rcu_cpu_stall_timeout=100
- net.ifnames=0
- printk.devkmsg=on
- panic=-1
- softlockup_panic=1
- nmi_watchdog=panic
- oops=panic
- load_ramdisk=2
- prompt_ramdisk=0
- drbd.minor_count=8
- systemd.log_level=err
- ignore_loglevel
- console=tty0
- earlyprintk=ttyS0,115200
- console=ttyS0,115200
- vga=normal
- rw
modules_initrd: "/pkg/linux/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/modules.cgz"
bm_initrd: "/osimage/deps/debian-10.4-x86_64-20200603.cgz/run-ipconfig_20200608.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/lkp_20200709.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/rsync-rootfs_20200608.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/reaim_20201007.cgz,/osimage/pkg/debian-10.4-x86_64-20200603.cgz/reaim-x86_64-7.0.1.13-1_20201007.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/mpstat_20200714.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/perf_20200723.cgz,/osimage/pkg/debian-10.4-x86_64-20200603.cgz/perf-x86_64-c85fb28b6f99-1_20201008.cgz,/osimage/pkg/debian-10.4-x86_64-20200603.cgz/sar-x86_64-34c92ae-1_20200702.cgz,/osimage/deps/debian-10.4-x86_64-20200603.cgz/hw_20200715.cgz"
ucode_initrd: "/osimage/ucode/intel-ucode-20200610.cgz"
lkp_initrd: "/osimage/user/lkp/lkp-x86_64.cgz"
site: inn

#! /lkp/lkp/.src-20201029-110223/include/site/inn
LKP_CGI_PORT: 80
LKP_CIFS_PORT: 139
oom-killer:
watchdog:

#! runtime status
last_kernel: 5.8.0-rc1-00153-g98b769942c698
repeat_to: 2
schedule_notify_address:

#! user overrides
queue_at_least_once: 0
kernel: "/pkg/linux/x86_64-rhel-8.3/gcc-9/2b0d3d3e4fcfb19d10f9a82910b8f0f05c56ee3e/vmlinuz-5.9.0-rc3-00186-g2b0d3d3e4fcfb"
dequeue_time: 2020-10-30 13:52:39.051679587 +08:00

#! /lkp/lkp/.src-20201030-132544/include/site/inn
job_state: finished
loadavg: 7.96 7.06 3.19 1/1278 42708
start_time: '1604037449'
end_time: '1604037750'
version: "/lkp/lkp/.src-20201030-132618:a3f82b79:90ebc7619"

for cpu_dir in /sys/devices/system/cpu/cpu[0-9]*
do
online_file="$cpu_dir"/online
[ -f "$online_file" ] && [ "$(cat "$online_file")" -eq 0 ] && continue

file="$cpu_dir"/cpufreq/scaling_governor
[ -f "$file" ] && echo "performance" > "$file"
done

cp data/workfile.short .
mkdir -p /fs/shm
umount /fs/shm
mount -t tmpfs tmpfs /fs/shm
echo FILESIZE 10k > reaim.config
echo POOLSIZE 1m >> reaim.config
echo DISKDIR /fs/shm >> reaim.config
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
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./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
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./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
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./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
./reaim -s192 -e192 -i192 -fworkfile.short -r1 -c./reaim.config -l/tmp/lkp/result/reaim_debug -j100
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