Messages in this thread | | | Subject | [LKP] [locking/rwsem] b3fd4f03ca0: -11.1% vm-scalability.throughput | From | Huang Ying <> | Date | Fri, 13 Mar 2015 13:36:00 +0800 |
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FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit b3fd4f03ca0b9952221f39ae6790e698bf4b39e7 ("locking/rwsem: Avoid deceiving lock spinners")
testbox/testcase/testparams: brickland3/vm-scalability/performance-300s-small-allocs
7a215f89a0335582 b3fd4f03ca0b9952221f39ae67 ---------------- -------------------------- %stddev %change %stddev \ | \ 2.38 ± 18% +247.4% 8.27 ± 16% vm-scalability.stddev 24226456 ± 0% -23.0% 18650874 ± 1% vm-scalability.time.voluntary_context_switches 1622 ± 0% -15.6% 1369 ± 1% vm-scalability.time.system_time 765 ± 0% -13.1% 665 ± 1% vm-scalability.time.percent_of_cpu_this_job_got 1036 ± 0% -11.9% 914 ± 1% vm-scalability.time.user_time 7.244e+08 ± 0% -11.1% 6.439e+08 ± 1% vm-scalability.time.minor_page_faults 10841276 ± 0% -11.1% 9639981 ± 1% vm-scalability.throughput 8922883 ± 3% -70.2% 2658543 ± 4% cpuidle.C1-IVT-4S.usage 1.19e+10 ± 2% -66.2% 4.016e+09 ± 4% cpuidle.C1-IVT-4S.time 1.97 ± 4% +106.7% 4.08 ± 6% perf-profile.cpu-cycles.intel_idle.cpuidle_enter_state.cpuidle_enter.cpu_startup_entry.start_secondary 58.29 ± 1% -50.2% 29.03 ± 2% turbostat.CPU%c1 34.84 ± 2% +86.6% 65.01 ± 1% turbostat.CPU%c6 170814 ± 7% -39.9% 102682 ± 11% sched_debug.cpu#21.sched_goidle 367762 ± 11% -39.9% 220850 ± 10% sched_debug.cpu#26.sched_count 5.12 ± 2% -39.8% 3.08 ± 5% perf-profile.cpu-cycles.osq_lock.rwsem_down_write_failed.call_rwsem_down_write_failed.vma_link.mmap_region 342453 ± 7% -39.9% 205985 ± 11% sched_debug.cpu#21.nr_switches 3.14 ± 2% +68.0% 5.28 ± 5% perf-profile.cpu-cycles.cpuidle_enter_state.cpuidle_enter.cpu_startup_entry.start_secondary 170317 ± 6% -39.9% 102389 ± 11% sched_debug.cpu#22.sched_goidle 168710 ± 6% -38.4% 103876 ± 11% sched_debug.cpu#23.sched_goidle 341400 ± 6% -39.8% 205416 ± 11% sched_debug.cpu#22.nr_switches 338590 ± 6% -38.5% 208381 ± 11% sched_debug.cpu#23.nr_switches 165879 ± 4% -36.6% 105178 ± 10% sched_debug.cpu#18.sched_goidle 168958 ± 6% -39.0% 103043 ± 11% sched_debug.cpu#20.sched_goidle 359148 ± 5% -39.2% 218455 ± 11% sched_debug.cpu#20.sched_count 332511 ± 4% -36.5% 211029 ± 10% sched_debug.cpu#18.nr_switches 338875 ± 6% -39.0% 206782 ± 11% sched_debug.cpu#20.nr_switches 359968 ± 6% -39.4% 218057 ± 12% sched_debug.cpu#21.sched_count 166207 ± 4% -38.5% 102168 ± 11% sched_debug.cpu#27.sched_goidle 164881 ± 6% -37.0% 103846 ± 11% sched_debug.cpu#25.sched_goidle 330721 ± 6% -37.0% 208344 ± 11% sched_debug.cpu#25.nr_switches 333161 ± 4% -38.3% 205591 ± 11% sched_debug.cpu#27.nr_switches 362674 ± 7% -40.1% 217123 ± 10% sched_debug.cpu#22.sched_count 350433 ± 7% -37.3% 219595 ± 13% sched_debug.cpu#15.nr_switches 174599 ± 7% -37.4% 109366 ± 13% sched_debug.cpu#15.sched_goidle 174038 ± 9% -36.8% 109941 ± 12% sched_debug.cpu#17.sched_goidle 348896 ± 9% -36.7% 220793 ± 12% sched_debug.cpu#17.nr_switches 327443 ± 6% -36.8% 207015 ± 11% sched_debug.cpu#24.nr_switches 348687 ± 5% -37.2% 219100 ± 11% sched_debug.cpu#27.sched_count 163220 ± 6% -36.9% 103066 ± 11% sched_debug.cpu#24.sched_goidle 167997 ± 5% -35.7% 108017 ± 11% sched_debug.cpu#16.sched_goidle 365757 ± 10% -38.9% 223561 ± 12% sched_debug.cpu#28.sched_count 336756 ± 5% -35.6% 216751 ± 11% sched_debug.cpu#16.nr_switches 174236 ± 12% -40.6% 103542 ± 10% sched_debug.cpu#26.sched_goidle 349494 ± 12% -40.6% 207718 ± 10% sched_debug.cpu#26.nr_switches 175130 ± 10% -39.7% 105573 ± 13% sched_debug.cpu#28.sched_goidle 351090 ± 10% -39.6% 212090 ± 13% sched_debug.cpu#28.nr_switches 350972 ± 5% -35.2% 227402 ± 10% sched_debug.cpu#19.sched_count 343794 ± 5% -36.2% 219297 ± 10% sched_debug.cpu#24.sched_count 347268 ± 5% -36.3% 221228 ± 10% sched_debug.cpu#25.sched_count 352999 ± 5% -34.1% 232554 ± 9% sched_debug.cpu#16.sched_count 354362 ± 7% -37.0% 223292 ± 10% sched_debug.cpu#23.sched_count 166091 ± 7% -36.6% 105356 ± 14% sched_debug.cpu#29.sched_goidle 350840 ± 6% -35.5% 226331 ± 13% sched_debug.cpu#29.sched_count 332928 ± 7% -36.4% 211785 ± 14% sched_debug.cpu#29.nr_switches 369396 ± 7% -36.4% 234822 ± 13% sched_debug.cpu#15.sched_count 364063 ± 9% -34.6% 238151 ± 11% sched_debug.cpu#17.sched_count 349193 ± 4% -35.2% 226315 ± 9% sched_debug.cpu#18.sched_count 3.94 ± 1% +49.9% 5.90 ± 5% perf-profile.cpu-cycles.cpuidle_enter.cpu_startup_entry.start_secondary 5361900 ± 1% +50.5% 8067121 ± 0% cpuidle.C6-IVT-4S.usage 166471 ± 5% -36.3% 106063 ± 10% sched_debug.cpu#19.sched_goidle 334078 ± 5% -36.3% 212767 ± 10% sched_debug.cpu#19.nr_switches 511523 ± 11% +40.1% 716466 ± 9% sched_debug.cpu#38.avg_idle 5141 ± 10% -21.3% 4046 ± 18% sched_debug.cfs_rq[16]:/.avg->runnable_avg_sum 185324 ± 6% -28.9% 131826 ± 11% sched_debug.cpu#43.ttwu_count 111 ± 10% -21.6% 87 ± 18% sched_debug.cfs_rq[16]:/.tg_runnable_contrib 188387 ± 5% -28.4% 134976 ± 11% sched_debug.cpu#35.ttwu_count 182306 ± 7% -28.0% 131276 ± 9% sched_debug.cpu#19.ttwu_count 181618 ± 5% -28.6% 129685 ± 10% sched_debug.cpu#18.ttwu_count 370815 ± 7% -25.5% 276125 ± 11% sched_debug.cpu#38.sched_count 178281 ± 7% -25.9% 132044 ± 11% sched_debug.cpu#38.sched_goidle 181914 ± 5% -28.0% 130970 ± 8% sched_debug.cpu#16.ttwu_count 357347 ± 7% -25.9% 264826 ± 11% sched_debug.cpu#38.nr_switches 546593 ± 7% +38.6% 757389 ± 4% sched_debug.cpu#27.avg_idle 183057 ± 5% -27.7% 132439 ± 8% sched_debug.cpu#17.ttwu_count 174289 ± 8% -25.5% 129871 ± 13% sched_debug.cpu#43.sched_goidle 349323 ± 8% -25.4% 260438 ± 13% sched_debug.cpu#43.nr_switches 187088 ± 5% -27.4% 135758 ± 10% sched_debug.cpu#36.ttwu_count 190589 ± 5% -29.1% 135135 ± 12% sched_debug.cpu#33.ttwu_count 179655 ± 10% -28.6% 128343 ± 13% sched_debug.cpu#44.sched_goidle 367566 ± 11% -26.0% 271924 ± 14% sched_debug.cpu#43.sched_count 360119 ± 10% -28.5% 257380 ± 13% sched_debug.cpu#44.nr_switches 177427 ± 5% -25.5% 132241 ± 9% sched_debug.cpu#20.ttwu_count 187477 ± 6% -28.9% 133263 ± 11% sched_debug.cpu#39.ttwu_count 187313 ± 5% -28.7% 133487 ± 11% sched_debug.cpu#41.ttwu_count 192203 ± 4% -28.3% 137818 ± 10% sched_debug.cpu#31.ttwu_count 183679 ± 5% -28.1% 132147 ± 10% sched_debug.cpu#44.ttwu_count 367665 ± 9% -24.6% 277237 ± 15% sched_debug.cpu#42.sched_count 178211 ± 3% -26.9% 130348 ± 8% sched_debug.cpu#23.ttwu_count 175478 ± 4% -25.6% 130478 ± 9% sched_debug.cpu#22.ttwu_count 186974 ± 6% -27.6% 135310 ± 10% sched_debug.cpu#38.ttwu_count 190431 ± 4% -28.0% 137033 ± 11% sched_debug.cpu#32.ttwu_count 190722 ± 4% -28.4% 136639 ± 10% sched_debug.cpu#34.ttwu_count 175431 ± 8% -25.3% 131079 ± 12% sched_debug.cpu#42.sched_goidle 361690 ± 8% -24.8% 272015 ± 13% sched_debug.cpu#39.sched_count 351619 ± 8% -25.2% 262838 ± 12% sched_debug.cpu#42.nr_switches 175056 ± 6% -24.8% 131564 ± 12% sched_debug.cpu#40.sched_goidle 350873 ± 6% -24.8% 263820 ± 12% sched_debug.cpu#40.nr_switches 173107 ± 6% -25.3% 129289 ± 13% sched_debug.cpu#37.sched_goidle 346966 ± 6% -25.3% 259257 ± 13% sched_debug.cpu#37.nr_switches 171359 ± 7% -24.8% 128941 ± 11% sched_debug.cpu#39.sched_goidle 343474 ± 7% -24.7% 258590 ± 11% sched_debug.cpu#39.nr_switches 375852 ± 12% -28.4% 269206 ± 15% sched_debug.cpu#44.sched_count 180303 ± 8% -25.0% 135309 ± 10% sched_debug.cpu#30.sched_goidle 177803 ± 5% -25.3% 132893 ± 9% sched_debug.cpu#21.ttwu_count 361386 ± 8% -24.9% 271330 ± 10% sched_debug.cpu#30.nr_switches 172414 ± 7% -24.9% 129400 ± 13% sched_debug.cpu#41.sched_goidle 345579 ± 7% -24.9% 259489 ± 13% sched_debug.cpu#41.nr_switches 373591 ± 8% -25.3% 279094 ± 13% sched_debug.cpu#31.sched_count 177533 ± 9% -26.9% 129812 ± 12% sched_debug.cpu#36.sched_goidle 179094 ± 8% -26.3% 131936 ± 11% sched_debug.cpu#35.sched_goidle 376042 ± 8% -26.7% 275458 ± 12% sched_debug.cpu#35.sched_count 355841 ± 9% -26.8% 260341 ± 12% sched_debug.cpu#36.nr_switches 183165 ± 12% -29.4% 129301 ± 13% sched_debug.cpu#33.sched_goidle 371977 ± 9% -27.3% 270521 ± 13% sched_debug.cpu#36.sched_count 184524 ± 5% -27.3% 134078 ± 10% sched_debug.cpu#42.ttwu_count 204591 ± 7% -22.5% 158606 ± 16% sched_debug.cfs_rq[33]:/.min_vruntime 358950 ± 8% -26.3% 264608 ± 11% sched_debug.cpu#35.nr_switches 367143 ± 12% -29.4% 259297 ± 13% sched_debug.cpu#33.nr_switches 184796 ± 5% -26.7% 135370 ± 8% sched_debug.cpu#15.ttwu_count 560186 ± 7% +36.4% 764034 ± 4% sched_debug.cpu#15.avg_idle 192024 ± 5% -27.6% 138984 ± 9% sched_debug.cpu#30.ttwu_count 186661 ± 5% -27.9% 134534 ± 11% sched_debug.cpu#40.ttwu_count 175890 ± 4% -26.4% 129452 ± 8% sched_debug.cpu#26.ttwu_count 366664 ± 8% -24.7% 276276 ± 14% sched_debug.cpu#34.sched_count 186046 ± 5% -26.7% 136338 ± 10% sched_debug.cpu#37.ttwu_count 173138 ± 4% -26.5% 127219 ± 8% sched_debug.cpu#28.ttwu_count 231881 ± 4% -26.0% 171683 ± 6% sched_debug.cpu#48.ttwu_count 229108 ± 4% -24.5% 173024 ± 5% sched_debug.cpu#47.ttwu_count 545213 ± 6% +30.6% 712076 ± 3% sched_debug.cpu#39.avg_idle 175780 ± 8% -25.0% 131911 ± 12% sched_debug.cpu#34.sched_goidle 352325 ± 8% -24.9% 264519 ± 12% sched_debug.cpu#34.nr_switches 368764 ± 7% -25.9% 273326 ± 13% sched_debug.cpu#40.sched_count 178369 ± 7% -25.3% 133316 ± 12% sched_debug.cpu#31.sched_goidle 357523 ± 7% -25.2% 267329 ± 12% sched_debug.cpu#31.nr_switches 445168 ± 6% -21.5% 349498 ± 7% sched_debug.cpu#50.sched_count 178502 ± 3% -27.0% 130326 ± 8% sched_debug.cpu#24.ttwu_count 232438 ± 4% -25.2% 173912 ± 4% sched_debug.cpu#45.ttwu_count 214980 ± 6% -21.3% 169213 ± 7% sched_debug.cpu#50.sched_goidle 430801 ± 6% -21.3% 339213 ± 7% sched_debug.cpu#50.nr_switches 175354 ± 7% -25.0% 131440 ± 12% sched_debug.cpu#32.sched_goidle 351473 ± 7% -25.0% 263573 ± 12% sched_debug.cpu#32.nr_switches 175818 ± 4% -25.5% 131027 ± 9% sched_debug.cpu#25.ttwu_count 562351 ± 4% +33.0% 747969 ± 7% sched_debug.cpu#17.avg_idle 226274 ± 5% -24.6% 170581 ± 5% sched_debug.cpu#54.ttwu_count 566741 ± 5% +33.2% 754744 ± 4% sched_debug.cpu#29.avg_idle 365692 ± 8% -24.7% 275497 ± 14% sched_debug.cpu#32.sched_count 443973 ± 6% -22.1% 345964 ± 7% sched_debug.cpu#51.sched_count 360816 ± 8% -25.3% 269548 ± 14% sched_debug.cpu#41.sched_count 224711 ± 4% -24.6% 169414 ± 6% sched_debug.cpu#53.ttwu_count 380979 ± 13% -28.9% 270783 ± 14% sched_debug.cpu#33.sched_count 174502 ± 4% -27.0% 127311 ± 8% sched_debug.cpu#29.ttwu_count 573889 ± 4% +32.2% 758635 ± 5% sched_debug.cpu#24.avg_idle 523204 ± 10% +29.1% 675536 ± 9% sched_debug.cpu#6.avg_idle 173555 ± 4% -25.7% 128988 ± 8% sched_debug.cpu#27.ttwu_count 228859 ± 4% -25.2% 171229 ± 6% sched_debug.cpu#49.ttwu_count 529356 ± 9% +32.4% 700872 ± 6% sched_debug.cpu#33.avg_idle 565916 ± 5% +33.4% 755047 ± 7% sched_debug.cpu#23.avg_idle 232257 ± 3% -25.1% 173926 ± 5% sched_debug.cpu#46.ttwu_count 227954 ± 4% -24.3% 172631 ± 5% sched_debug.cpu#52.ttwu_count 197241 ± 5% -23.5% 150963 ± 8% sched_debug.cpu#4.ttwu_count 228392 ± 3% -24.8% 171779 ± 6% sched_debug.cpu#51.ttwu_count 542129 ± 5% +28.0% 693751 ± 6% sched_debug.cpu#13.avg_idle 364245 ± 8% -25.1% 272652 ± 15% sched_debug.cpu#37.sched_count 558275 ± 8% +36.1% 759570 ± 6% sched_debug.cpu#26.avg_idle 225027 ± 5% -24.7% 169427 ± 6% sched_debug.cpu#57.ttwu_count 17.06 ± 1% -23.0% 13.13 ± 3% perf-profile.cpu-cycles.call_rwsem_down_write_failed.vma_link.mmap_region.do_mmap_pgoff.vm_mmap_pgoff 197493 ± 5% -22.8% 152503 ± 8% sched_debug.cpu#2.ttwu_count 16.99 ± 1% -23.2% 13.05 ± 3% perf-profile.cpu-cycles.rwsem_down_write_failed.call_rwsem_down_write_failed.vma_link.mmap_region.do_mmap_pgoff 223164 ± 4% -24.7% 168105 ± 6% sched_debug.cpu#59.ttwu_count 223884 ± 4% -24.6% 168887 ± 4% sched_debug.cpu#58.ttwu_count 538073 ± 6% +27.8% 687436 ± 8% sched_debug.cpu#43.avg_idle 445916 ± 7% -22.4% 345938 ± 6% sched_debug.cpu#52.sched_count 214967 ± 6% -21.9% 167898 ± 6% sched_debug.cpu#52.sched_goidle 534156 ± 9% +25.2% 668876 ± 5% sched_debug.cpu#11.avg_idle 430800 ± 6% -21.9% 336561 ± 6% sched_debug.cpu#52.nr_switches 117 ± 8% -21.7% 91 ± 5% sched_debug.cfs_rq[36]:/.tg_runnable_contrib 224801 ± 4% -24.0% 170764 ± 5% sched_debug.cpu#55.ttwu_count 225103 ± 4% -24.9% 168953 ± 5% sched_debug.cpu#56.ttwu_count 24226456 ± 0% -23.0% 18650874 ± 1% time.voluntary_context_switches 5411 ± 8% -21.3% 4256 ± 4% sched_debug.cfs_rq[36]:/.avg->runnable_avg_sum 212964 ± 5% -21.5% 167092 ± 6% sched_debug.cpu#51.sched_goidle 426769 ± 5% -21.5% 334967 ± 6% sched_debug.cpu#51.nr_switches 519159 ± 4% +27.0% 659572 ± 7% sched_debug.cpu#52.avg_idle 193464 ± 4% -22.1% 150665 ± 7% sched_debug.cpu#7.ttwu_count 226747 ± 4% -24.4% 171347 ± 6% sched_debug.cpu#50.ttwu_count 572755 ± 6% +29.0% 738639 ± 4% sched_debug.cpu#25.avg_idle 520910 ± 7% +35.0% 703382 ± 6% sched_debug.cpu#32.avg_idle 2.696e+10 ± 1% +29.0% 3.478e+10 ± 0% cpuidle.C6-IVT-4S.time 530311 ± 12% +31.1% 695099 ± 5% sched_debug.cpu#44.avg_idle 204543 ± 8% -20.5% 162661 ± 15% sched_debug.cfs_rq[31]:/.min_vruntime 484242 ± 9% +31.7% 637669 ± 8% sched_debug.cpu#47.avg_idle 6.85 ± 1% -22.4% 5.32 ± 3% perf-profile.cpu-cycles.rwsem_spin_on_owner.rwsem_down_write_failed.call_rwsem_down_write_failed.vma_link.mmap_region 528770 ± 7% +31.6% 695818 ± 6% sched_debug.cpu#40.avg_idle 223475 ± 4% -20.9% 176718 ± 6% sched_debug.cfs_rq[52]:/.min_vruntime 577331 ± 4% +29.2% 745806 ± 4% sched_debug.cpu#16.avg_idle 192821 ± 4% -23.4% 147763 ± 8% sched_debug.cpu#10.ttwu_count 198393 ± 4% -23.1% 152635 ± 7% sched_debug.cpu#1.ttwu_count 572991 ± 9% +29.0% 738876 ± 3% sched_debug.cpu#18.avg_idle 531346 ± 5% +26.8% 673808 ± 6% sched_debug.cpu#35.avg_idle 531692 ± 8% +30.0% 691275 ± 7% sched_debug.cpu#36.avg_idle 573689 ± 9% +30.1% 746581 ± 3% sched_debug.cpu#28.avg_idle 194767 ± 3% -22.1% 151736 ± 7% sched_debug.cpu#6.ttwu_count 576252 ± 10% +29.8% 748134 ± 5% sched_debug.cpu#19.avg_idle 189779 ± 5% -22.5% 147019 ± 9% sched_debug.cpu#13.ttwu_count 574093 ± 9% +28.0% 734982 ± 4% sched_debug.cpu#22.avg_idle 530896 ± 7% +25.4% 665864 ± 7% sched_debug.cpu#9.avg_idle 222143 ± 5% -19.0% 179889 ± 9% sched_debug.cfs_rq[49]:/.min_vruntime 190106 ± 5% -22.4% 147518 ± 7% sched_debug.cpu#14.ttwu_count 192933 ± 3% -21.8% 150835 ± 8% sched_debug.cpu#8.ttwu_count 193656 ± 4% -22.7% 149678 ± 8% sched_debug.cpu#9.ttwu_count 196739 ± 5% -22.9% 151747 ± 7% sched_debug.cpu#3.ttwu_count 434909 ± 6% -18.4% 354789 ± 6% sched_debug.cpu#55.sched_count 194722 ± 4% -22.0% 151895 ± 8% sched_debug.cpu#5.ttwu_count 439285 ± 7% -19.7% 352534 ± 6% sched_debug.cpu#47.sched_count 585003 ± 7% +31.4% 768551 ± 5% sched_debug.cpu#20.avg_idle 432219 ± 7% -19.5% 347734 ± 7% sched_debug.cpu#48.sched_count 224113 ± 5% -18.9% 181798 ± 8% sched_debug.cfs_rq[48]:/.min_vruntime 534566 ± 7% +30.3% 696442 ± 6% sched_debug.cpu#31.avg_idle 525194 ± 6% +23.5% 648587 ± 7% sched_debug.cpu#7.avg_idle 209128 ± 6% -19.4% 168562 ± 7% sched_debug.cpu#48.sched_goidle 419098 ± 6% -19.4% 337908 ± 7% sched_debug.cpu#48.nr_switches 448417 ± 7% -19.8% 359813 ± 6% sched_debug.cpu#46.sched_count 491962 ± 8% +26.7% 623449 ± 4% sched_debug.cpu#48.avg_idle 212354 ± 6% -19.7% 170477 ± 5% sched_debug.cpu#47.sched_goidle 581409 ± 7% +23.6% 718790 ± 4% sched_debug.cpu#37.avg_idle 194066 ± 6% -17.8% 159565 ± 11% sched_debug.cfs_rq[16]:/.min_vruntime 425571 ± 6% -19.7% 341752 ± 5% sched_debug.cpu#47.nr_switches 215882 ± 7% -19.5% 173827 ± 5% sched_debug.cpu#46.sched_goidle 442267 ± 6% -21.4% 347467 ± 6% sched_debug.cpu#59.sched_count 432617 ± 7% -19.5% 348457 ± 5% sched_debug.cpu#46.nr_switches 569496 ± 11% +32.0% 751590 ± 5% sched_debug.cpu#21.avg_idle 189763 ± 5% -22.2% 147705 ± 8% sched_debug.cpu#12.ttwu_count 223064 ± 4% -19.3% 179906 ± 5% sched_debug.cfs_rq[53]:/.min_vruntime 213869 ± 5% -21.0% 168888 ± 5% sched_debug.cpu#59.sched_goidle 428592 ± 5% -21.0% 338537 ± 5% sched_debug.cpu#59.nr_switches 441291 ± 6% -19.8% 353975 ± 5% sched_debug.cpu#45.sched_count 213493 ± 5% -19.5% 171778 ± 5% sched_debug.cpu#45.sched_goidle 427837 ± 5% -19.5% 344360 ± 5% sched_debug.cpu#45.nr_switches 191795 ± 5% -22.6% 148369 ± 8% sched_debug.cpu#11.ttwu_count 194309 ± 6% -19.3% 156815 ± 8% sched_debug.cfs_rq[17]:/.min_vruntime 221301 ± 5% -20.9% 175025 ± 7% sched_debug.cfs_rq[56]:/.min_vruntime 538571 ± 8% +24.4% 670227 ± 8% sched_debug.cpu#3.avg_idle 223672 ± 5% -18.9% 181388 ± 7% sched_debug.cfs_rq[47]:/.min_vruntime 425387 ± 7% -18.3% 347554 ± 7% sched_debug.cpu#54.sched_count 199287 ± 6% -21.7% 156117 ± 12% sched_debug.cfs_rq[15]:/.min_vruntime 1.00 ± 5% -15.8% 0.84 ± 6% perf-profile.cpu-cycles.kmem_cache_alloc_trace.perf_event_mmap.mmap_region.do_mmap_pgoff.vm_mmap_pgoff 385907 ± 8% -23.7% 294552 ± 10% sched_debug.cpu#6.sched_count 493228 ± 5% +27.4% 628579 ± 8% sched_debug.cpu#54.avg_idle 185090 ± 8% -23.0% 142559 ± 10% sched_debug.cpu#6.sched_goidle 542727 ± 8% +27.5% 691759 ± 4% sched_debug.cpu#42.avg_idle 209830 ± 6% -18.0% 172096 ± 6% sched_debug.cpu#55.sched_goidle 370989 ± 8% -23.0% 285813 ± 10% sched_debug.cpu#6.nr_switches 420473 ± 6% -18.0% 344973 ± 6% sched_debug.cpu#55.nr_switches 201389 ± 4% -20.7% 159785 ± 7% sched_debug.cpu#0.ttwu_count 365245 ± 7% -20.1% 291843 ± 9% sched_debug.cpu#5.sched_count 176316 ± 7% -19.7% 141647 ± 9% sched_debug.cpu#5.sched_goidle 353385 ± 7% -19.6% 284000 ± 9% sched_debug.cpu#5.nr_switches 430699 ± 7% -20.6% 341980 ± 7% sched_debug.cpu#53.sched_count 434688 ± 7% -17.9% 356994 ± 7% sched_debug.cpu#58.sched_count 910 ± 11% -15.6% 767 ± 12% sched_debug.cpu#34.ttwu_local 194153 ± 7% -16.9% 161410 ± 5% sched_debug.cfs_rq[19]:/.min_vruntime 435164 ± 10% -20.0% 348238 ± 7% sched_debug.cpu#56.sched_count 25686 ± 0% -18.8% 20849 ± 1% softirqs.HRTIMER 205841 ± 7% -18.6% 167608 ± 6% sched_debug.cpu#54.sched_goidle 412493 ± 7% -18.5% 335995 ± 6% sched_debug.cpu#54.nr_switches 209629 ± 7% -17.5% 172950 ± 7% sched_debug.cpu#58.sched_goidle 420079 ± 7% -17.5% 346715 ± 7% sched_debug.cpu#58.nr_switches 190909 ± 5% -19.3% 154071 ± 8% sched_debug.cfs_rq[26]:/.min_vruntime 535739 ± 10% +25.8% 674192 ± 3% sched_debug.cpu#41.avg_idle 220505 ± 5% -17.2% 182496 ± 10% sched_debug.cfs_rq[57]:/.min_vruntime 207365 ± 6% -19.9% 166054 ± 7% sched_debug.cpu#53.sched_goidle 415569 ± 6% -19.9% 332885 ± 7% sched_debug.cpu#53.nr_switches 433052 ± 7% -19.5% 348641 ± 8% sched_debug.cpu#57.sched_count 534493 ± 4% +25.6% 671066 ± 4% sched_debug.cpu#2.avg_idle 1.02 ± 2% -20.2% 0.81 ± 8% perf-profile.cpu-cycles.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer.__run_hrtimer 5217 ± 12% -17.6% 4297 ± 9% sched_debug.cfs_rq[26]:/.avg->runnable_avg_sum 209594 ± 6% -19.1% 169509 ± 8% sched_debug.cpu#57.sched_goidle 420012 ± 6% -19.1% 339802 ± 8% sched_debug.cpu#57.nr_switches 503208 ± 10% +25.5% 631683 ± 7% sched_debug.cpu#55.avg_idle 113 ± 12% -17.9% 92 ± 9% sched_debug.cfs_rq[26]:/.tg_runnable_contrib 549109 ± 5% +22.6% 673144 ± 6% sched_debug.cpu#14.avg_idle 210495 ± 9% -19.7% 169109 ± 7% sched_debug.cpu#56.sched_goidle 421839 ± 9% -19.6% 338979 ± 7% sched_debug.cpu#56.nr_switches 221205 ± 4% -17.6% 182374 ± 7% sched_debug.cfs_rq[50]:/.min_vruntime 502758 ± 6% +23.1% 618755 ± 7% sched_debug.cpu#46.avg_idle 222043 ± 4% -18.6% 180727 ± 10% sched_debug.cfs_rq[51]:/.min_vruntime 221617 ± 4% -18.3% 181127 ± 8% sched_debug.cfs_rq[55]:/.min_vruntime 557533 ± 11% +22.2% 681218 ± 7% sched_debug.cpu#12.avg_idle 187238 ± 6% -17.7% 154099 ± 10% sched_debug.cfs_rq[29]:/.min_vruntime 551333 ± 10% +22.2% 673592 ± 7% sched_debug.cpu#34.avg_idle 224579 ± 4% -16.6% 187288 ± 9% sched_debug.cfs_rq[54]:/.min_vruntime 184873 ± 6% -15.9% 155439 ± 8% sched_debug.cfs_rq[28]:/.min_vruntime 206172 ± 6% -18.2% 168730 ± 7% sched_debug.cpu#49.sched_goidle 413179 ± 6% -18.1% 338238 ± 7% sched_debug.cpu#49.nr_switches 225157 ± 5% -16.4% 188227 ± 9% sched_debug.cfs_rq[46]:/.min_vruntime 175150 ± 5% -16.9% 145619 ± 11% sched_debug.cpu#3.sched_goidle 351054 ± 5% -16.8% 291944 ± 11% sched_debug.cpu#3.nr_switches 564018 ± 3% +21.0% 682616 ± 6% sched_debug.cpu#4.avg_idle 5529 ± 8% -18.1% 4527 ± 11% sched_debug.cfs_rq[39]:/.avg->runnable_avg_sum 600812 ± 5% -15.3% 508926 ± 9% numa-vmstat.node2.numa_local 187471 ± 4% -18.5% 152874 ± 10% sched_debug.cfs_rq[22]:/.min_vruntime 19730 ± 6% -13.7% 17025 ± 9% sched_debug.cfs_rq[26]:/.exec_clock 425149 ± 6% -18.2% 347836 ± 7% sched_debug.cpu#49.sched_count 22908 ± 5% -12.9% 19945 ± 5% sched_debug.cfs_rq[58]:/.exec_clock 191793 ± 4% -16.6% 160031 ± 10% sched_debug.cfs_rq[24]:/.min_vruntime 14.49 ± 0% +16.4% 16.87 ± 2% perf-profile.cpu-cycles.start_secondary 514287 ± 10% +19.7% 615733 ± 6% sched_debug.cpu#58.avg_idle 1622 ± 0% -15.6% 1369 ± 1% time.system_time 14.45 ± 0% +16.2% 16.80 ± 2% perf-profile.cpu-cycles.cpu_startup_entry.start_secondary 1117 ± 6% -12.1% 982 ± 3% proc-vmstat.pgmigrate_success 1117 ± 6% -12.1% 982 ± 3% proc-vmstat.numa_pages_migrated 23520 ± 4% -14.0% 20233 ± 6% sched_debug.cfs_rq[48]:/.exec_clock 372296 ± 1% -18.0% 305136 ± 9% sched_debug.cpu#2.sched_count 218377 ± 6% -16.5% 182283 ± 6% sched_debug.cfs_rq[58]:/.min_vruntime 548860 ± 8% +25.4% 688468 ± 6% sched_debug.cpu#8.avg_idle 224066 ± 5% -17.7% 184445 ± 8% sched_debug.cfs_rq[45]:/.min_vruntime 23172 ± 4% -12.9% 20184 ± 5% sched_debug.cfs_rq[52]:/.exec_clock 947362 ± 3% -14.4% 810580 ± 7% numa-numastat.node2.local_node 22992 ± 5% -12.9% 20026 ± 7% sched_debug.cfs_rq[59]:/.exec_clock 23572 ± 4% -12.3% 20668 ± 5% sched_debug.cfs_rq[46]:/.exec_clock 6293 ± 8% -16.0% 5288 ± 8% sched_debug.cfs_rq[47]:/.avg->runnable_avg_sum 23545 ± 4% -13.3% 20402 ± 6% sched_debug.cfs_rq[47]:/.exec_clock 7 ± 0% -14.3% 6 ± 0% vmstat.procs.r 136 ± 8% -16.3% 114 ± 8% sched_debug.cfs_rq[47]:/.tg_runnable_contrib 952018 ± 3% -14.1% 817562 ± 7% numa-numastat.node2.numa_hit 684874 ± 4% -13.1% 595283 ± 7% numa-vmstat.node2.numa_hit 22864 ± 5% -12.7% 19967 ± 5% sched_debug.cfs_rq[57]:/.exec_clock 190734 ± 5% -16.3% 159695 ± 8% sched_debug.cfs_rq[23]:/.min_vruntime 237300 ± 6% -14.9% 202014 ± 7% numa-vmstat.node3.nr_page_table_pages 949123 ± 6% -14.9% 808058 ± 7% numa-meminfo.node3.PageTables 11.45 ± 4% +12.2% 12.84 ± 7% perf-profile.cpu-cycles.task_numa_work.task_work_run.do_notify_resume.retint_signal 561716 ± 7% +22.7% 689210 ± 5% sched_debug.cpu#10.avg_idle 23421 ± 4% -12.5% 20484 ± 5% sched_debug.cfs_rq[45]:/.exec_clock 23090 ± 4% -13.4% 19999 ± 6% sched_debug.cfs_rq[53]:/.exec_clock 2257945 ± 6% -14.5% 1929848 ± 7% numa-meminfo.node3.SUnreclaim 564591 ± 6% -14.5% 482457 ± 7% numa-vmstat.node3.nr_slab_unreclaimable 7903 ± 0% 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sched_debug.cfs_rq[37]:/.tg->runnable_avg 8027 ± 0% -13.3% 6961 ± 1% sched_debug.cfs_rq[50]:/.tg->runnable_avg 7988 ± 0% -13.4% 6921 ± 1% sched_debug.cfs_rq[38]:/.tg->runnable_avg 7946 ± 0% -13.4% 6883 ± 1% sched_debug.cfs_rq[25]:/.tg->runnable_avg 8025 ± 0% -13.3% 6955 ± 1% sched_debug.cfs_rq[48]:/.tg->runnable_avg 8012 ± 0% -13.3% 6944 ± 1% sched_debug.cfs_rq[45]:/.tg->runnable_avg 7974 ± 0% -13.3% 6909 ± 1% sched_debug.cfs_rq[33]:/.tg->runnable_avg 1.13 ± 1% -14.8% 0.96 ± 7% perf-profile.cpu-cycles.update_process_times.tick_sched_handle.tick_sched_timer.__run_hrtimer.hrtimer_interrupt 8000 ± 0% -13.3% 6933 ± 1% sched_debug.cfs_rq[42]:/.tg->runnable_avg 8035 ± 0% -13.3% 6969 ± 1% sched_debug.cfs_rq[51]:/.tg->runnable_avg 8024 ± 0% -13.3% 6954 ± 1% sched_debug.cfs_rq[47]:/.tg->runnable_avg 8014 ± 0% -13.3% 6950 ± 1% sched_debug.cfs_rq[46]:/.tg->runnable_avg 8026 ± 0% -13.3% 6959 ± 1% sched_debug.cfs_rq[49]:/.tg->runnable_avg 7968 ± 0% -13.4% 6902 ± 1% sched_debug.cfs_rq[31]:/.tg->runnable_avg 37.12 ± 0% -12.9% 32.34 ± 2% perf-profile.cpu-cycles.vma_link.mmap_region.do_mmap_pgoff.vm_mmap_pgoff.sys_mmap_pgoff 8007 ± 0% -13.4% 6938 ± 1% sched_debug.cfs_rq[44]:/.tg->runnable_avg 8037 ± 0% -13.2% 6973 ± 1% sched_debug.cfs_rq[52]:/.tg->runnable_avg 7968 ± 0% -13.3% 6906 ± 1% sched_debug.cfs_rq[32]:/.tg->runnable_avg 1.13 ± 1% -14.1% 0.97 ± 7% perf-profile.cpu-cycles.tick_sched_handle.isra.18.tick_sched_timer.__run_hrtimer.hrtimer_interrupt.local_apic_timer_interrupt 8068 ± 0% -13.1% 7007 ± 1% sched_debug.cfs_rq[63]:/.tg->runnable_avg 8040 ± 0% -13.2% 6977 ± 1% sched_debug.cfs_rq[53]:/.tg->runnable_avg 8053 ± 0% -13.2% 6990 ± 1% sched_debug.cfs_rq[57]:/.tg->runnable_avg 8064 ± 0% -13.1% 7004 ± 1% sched_debug.cfs_rq[61]:/.tg->runnable_avg 8049 ± 0% -13.2% 6985 ± 1% sched_debug.cfs_rq[56]:/.tg->runnable_avg 8070 ± 0% -13.1% 7009 ± 1% sched_debug.cfs_rq[64]:/.tg->runnable_avg 3595633 ± 5% -12.9% 3133416 ± 6% numa-meminfo.node3.MemUsed 8055 ± 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slabinfo.vm_area_struct.active_slabs 8154 ± 0% -12.9% 7103 ± 1% sched_debug.cfs_rq[101]:/.tg->runnable_avg 8116 ± 0% -13.0% 7058 ± 1% sched_debug.cfs_rq[82]:/.tg->runnable_avg 8130 ± 0% -12.9% 7077 ± 1% sched_debug.cfs_rq[88]:/.tg->runnable_avg 8171 ± 0% -12.9% 7120 ± 1% sched_debug.cfs_rq[107]:/.tg->runnable_avg 8113 ± 0% -13.0% 7058 ± 1% sched_debug.cfs_rq[81]:/.tg->runnable_avg 8109 ± 0% -13.1% 7051 ± 1% sched_debug.cfs_rq[79]:/.tg->runnable_avg 8155 ± 0% -12.9% 7106 ± 1% sched_debug.cfs_rq[102]:/.tg->runnable_avg 8157 ± 0% -12.8% 7111 ± 1% sched_debug.cfs_rq[103]:/.tg->runnable_avg 8165 ± 0% -12.9% 7115 ± 1% sched_debug.cfs_rq[105]:/.tg->runnable_avg 8159 ± 0% -12.8% 7113 ± 1% sched_debug.cfs_rq[104]:/.tg->runnable_avg 8148 ± 0% -12.9% 7099 ± 1% sched_debug.cfs_rq[98]:/.tg->runnable_avg 8169 ± 0% -12.9% 7118 ± 1% sched_debug.cfs_rq[106]:/.tg->runnable_avg 1.78 ± 2% -11.3% 1.58 ± 4% perf-profile.cpu-cycles.tick_sched_timer.__run_hrtimer.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt 7802174 ± 0% -12.8% 6805780 ± 1% meminfo.SUnreclaim 1950525 ± 0% -12.8% 1701410 ± 1% proc-vmstat.nr_slab_unreclaimable 8198 ± 0% -12.7% 7154 ± 1% sched_debug.cfs_rq[119]:/.tg->runnable_avg 8175 ± 0% -12.8% 7125 ± 1% sched_debug.cfs_rq[109]:/.tg->runnable_avg 8180 ± 0% -12.8% 7136 ± 1% sched_debug.cfs_rq[112]:/.tg->runnable_avg 8188 ± 0% -12.8% 7143 ± 1% sched_debug.cfs_rq[115]:/.tg->runnable_avg 8194 ± 0% -12.7% 7151 ± 1% sched_debug.cfs_rq[117]:/.tg->runnable_avg 8176 ± 0% -12.8% 7129 ± 1% sched_debug.cfs_rq[110]:/.tg->runnable_avg 8189 ± 0% -12.8% 7145 ± 1% sched_debug.cfs_rq[116]:/.tg->runnable_avg 189413 ± 4% -13.7% 163494 ± 8% sched_debug.cfs_rq[25]:/.min_vruntime 8184 ± 0% -12.7% 7141 ± 1% sched_debug.cfs_rq[114]:/.tg->runnable_avg 8182 ± 0% -12.8% 7137 ± 1% sched_debug.cfs_rq[113]:/.tg->runnable_avg 8172 ± 0% -12.8% 7122 ± 1% sched_debug.cfs_rq[108]:/.tg->runnable_avg 8193 ± 0% -12.7% 7152 ± 1% sched_debug.cfs_rq[118]:/.tg->runnable_avg 8178 ± 0% -12.8% 7133 ± 1% sched_debug.cfs_rq[111]:/.tg->runnable_avg 7859652 ± 0% -12.7% 6863230 ± 1% meminfo.Slab 0.95 ± 6% +15.6% 1.10 ± 3% perf-profile.cpu-cycles.__fget.fget.sys_mmap_pgoff.sys_mmap.system_call_fastpath 1.10 ± 2% -10.5% 0.98 ± 4% perf-profile.cpu-cycles.ktime_get.clockevents_program_event.tick_program_event.__hrtimer_start_range_ns.hrtimer_start_range_ns 23237 ± 4% -13.3% 20143 ± 6% sched_debug.cfs_rq[51]:/.exec_clock 1.82 ± 2% -11.0% 1.62 ± 4% perf-profile.cpu-cycles.__run_hrtimer.hrtimer_interrupt.local_apic_timer_interrupt.smp_apic_timer_interrupt.apic_timer_interrupt 0.97 ± 7% +14.0% 1.11 ± 3% perf-profile.cpu-cycles.fget.sys_mmap_pgoff.sys_mmap.system_call_fastpath 23242 ± 4% -12.9% 20253 ± 6% sched_debug.cfs_rq[49]:/.exec_clock 22886 ± 5% -13.7% 19749 ± 5% sched_debug.cfs_rq[56]:/.exec_clock 1036 ± 0% -11.9% 914 ± 1% time.user_time 8527124 ± 0% -11.6% 7534220 ± 1% vmstat.memory.cache 1695225 ± 0% -10.7% 1513459 ± 1% softirqs.TIMER 23318 ± 6% -13.1% 20269 ± 6% sched_debug.cfs_rq[54]:/.exec_clock 667649 ± 3% -10.0% 600607 ± 4% numa-vmstat.node3.numa_local 7.244e+08 ± 0% -11.1% 6.439e+08 ± 1% time.minor_page_faults 7.254e+08 ± 0% -11.1% 6.449e+08 ± 1% proc-vmstat.pgfault 1.92 ± 2% -10.9% 1.71 ± 4% perf-profile.cpu-cycles.read_hpet.ktime_get.clockevents_program_event.tick_program_event.__hrtimer_start_range_ns 22971 ± 5% -12.9% 19998 ± 5% sched_debug.cfs_rq[55]:/.exec_clock 131 ± 10% -11.7% 115 ± 6% sched_debug.cfs_rq[52]:/.tg_runnable_contrib 42.89 ± 0% -10.4% 38.41 ± 2% perf-profile.cpu-cycles.mmap_region.do_mmap_pgoff.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap 6053 ± 10% -11.6% 5349 ± 6% sched_debug.cfs_rq[52]:/.avg->runnable_avg_sum 753344 ± 2% -9.0% 685539 ± 4% numa-vmstat.node3.numa_hit 501098 ± 0% -11.4% 443942 ± 2% softirqs.SCHED 1.19 ± 2% -9.0% 1.08 ± 3% perf-profile.cpu-cycles.clockevents_program_event.tick_program_event.__hrtimer_start_range_ns.hrtimer_start_range_ns.tick_nohz_restart 90940 ± 2% +9.4% 99459 ± 2% sched_debug.cpu#54.nr_load_updates 88590 ± 2% +9.8% 97229 ± 4% sched_debug.cpu#2.nr_load_updates 90669 ± 2% +9.6% 99355 ± 2% sched_debug.cpu#56.nr_load_updates 91272 ± 2% +9.4% 99833 ± 2% sched_debug.cpu#49.nr_load_updates 1.22 ± 1% +10.5% 1.35 ± 2% perf-profile.cpu-cycles.schedule.rwsem_down_write_failed.call_rwsem_down_write_failed.vma_link.mmap_region 89287 ± 3% +10.3% 98507 ± 4% sched_debug.cpu#1.nr_load_updates 45.38 ± 0% -9.4% 41.10 ± 2% perf-profile.cpu-cycles.do_mmap_pgoff.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.system_call_fastpath 22980 ± 5% -12.4% 20128 ± 6% sched_debug.cfs_rq[50]:/.exec_clock 1.19 ± 2% -8.5% 1.09 ± 4% perf-profile.cpu-cycles.tick_program_event.__hrtimer_start_range_ns.hrtimer_start_range_ns.tick_nohz_restart.tick_nohz_idle_exit 5570129 ± 0% -9.4% 5048932 ± 1% proc-vmstat.pgalloc_normal 1100174 ± 3% -6.9% 1024326 ± 3% numa-numastat.node3.local_node 2.06 ± 2% -9.1% 1.87 ± 4% perf-profile.cpu-cycles.print_context_stack.dump_trace.save_stack_trace_tsk.__account_scheduler_latency.enqueue_entity 46.01 ± 0% -9.2% 41.78 ± 2% perf-profile.cpu-cycles.vm_mmap_pgoff.sys_mmap_pgoff.sys_mmap.system_call_fastpath 91494 ± 2% +10.3% 100902 ± 2% sched_debug.cpu#46.nr_load_updates 20296 ± 3% -24.7% 15293 ± 3% vmstat.system.in 140148 ± 0% -21.9% 109393 ± 1% vmstat.system.cs 191 ± 0% -19.5% 153 ± 0% turbostat.CorWatt 257 ± 0% -14.7% 219 ± 0% turbostat.PkgWatt 218 ± 0% -13.5% 188 ± 1% turbostat.Avg_MHz 6.84 ± 0% -13.6% 5.91 ± 1% turbostat.%Busy 578 ± 0% -8.5% 529 ± 0% pmeter.Average_Active_Power 73.34 ± 0% -3.0% 71.15 ± 0% turbostat.RAMWatt
brickland3: Brickland Ivy Bridge-EX Memory: 512G
vm-scalability.stddev
16 ++---------------------------------------------------------------------+ | O | 14 ++ O O | 12 ++ O O O O O | | O OO O O | 10 O+ O O O O O | | O O O O O O O O O O | 8 ++ O O | | O O O | 6 ++ O | 4 ++ | | .* .* *. .* *.| 2 *+**. .*.* .* *.**. * + *.** + : * * *.*. .*.**.* * | ** *.* *.**.*.* *.* * * *.*.* ** | 0 ++---------------------------------------------------------------------+
[*] bisect-good sample [O] bisect-bad sample
To reproduce:
apt-get install ruby git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local job.yaml
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, Ying Huang
--- testcase: vm-scalability default-monitors: wait: pre-test uptime: iostat: 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: turbostat: pmeter: sched_debug: interval: 10 default_watchdogs: watch-oom: watchdog: cpufreq_governor: performance commit: ce43fa581f61c4756301e7fd8609f50579e13d5d model: Brickland Ivy Bridge-EX nr_cpu: 120 memory: 512G hdd_partitions: swap_partitions: pmeter_server: lkp-st01 pmeter_device: yokogawa-wt310 perf-profile: runtime: 300s size: vm-scalability: test: small-allocs testbox: brickland3 tbox_group: brickland3 kconfig: x86_64-rhel enqueue_time: 2015-03-08 04:48:33.187343214 +08:00 head_commit: ce43fa581f61c4756301e7fd8609f50579e13d5d base_commit: 13a7a6ac0a11197edcd0f756a035f472b42cdf8b branch: linux-devel/devel-hourly-2015030900 kernel: "/kernel/x86_64-rhel/ce43fa581f61c4756301e7fd8609f50579e13d5d/vmlinuz-4.0.0-rc2-00784-gce43fa5" user: lkp queue: cyclic rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/brickland3/vm-scalability/performance-300s-small-allocs/debian-x86_64-2015-02-07.cgz/x86_64-rhel/ce43fa581f61c4756301e7fd8609f50579e13d5d/0" job_file: "/lkp/scheduled/brickland3/cyclic_vm-scalability-performance-300s-small-allocs-x86_64-rhel-HEAD-ce43fa581f61c4756301e7fd8609f50579e13d5d-0-20150308-92360-aeasab.yaml" dequeue_time: 2015-03-09 06:20:56.728013487 +08:00 job_state: finished loadavg: 78.64 75.53 36.25 1/953 14075 start_time: '1425853327' end_time: '1425853675' version: "/lkp/lkp/.src-20150308-175746" echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu100/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu101/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu102/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu103/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu104/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu105/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu106/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu107/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu108/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu109/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu110/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu111/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu112/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu113/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu114/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu115/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu116/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu117/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu118/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu119/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu12/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu13/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu14/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu15/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu16/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu17/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu18/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu19/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu20/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu21/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu22/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu23/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu24/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu25/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu26/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu27/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu28/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu29/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu30/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu31/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu32/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu33/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu34/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu35/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu36/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu37/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu38/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu39/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu40/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu41/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu42/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu43/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu44/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu45/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu46/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu47/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu48/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu49/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu50/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu51/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu52/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu53/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu54/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu55/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu56/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu57/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu58/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu59/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu60/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu61/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu62/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu63/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu64/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu65/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu66/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu67/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu68/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu69/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu70/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu71/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu72/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu73/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu74/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu75/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu76/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu77/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu78/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu79/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu80/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu81/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu82/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu83/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu84/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu85/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu86/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu87/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu88/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu89/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu90/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu91/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu92/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu93/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu94/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu95/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu96/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu97/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu98/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu99/cpufreq/scaling_governor mount -t tmpfs -o size=100% vm-scalability-tmp /tmp/vm-scalability-tmp truncate -s 540949544960 /tmp/vm-scalability.img mkfs.xfs -q /tmp/vm-scalability.img mount -o loop /tmp/vm-scalability.img /tmp/vm-scalability ./case-small-allocs ./usemem --runtime 300 -n 120 --readonly --unit 40960 36650387592 umount /tmp/vm-scalability-tmp umount /tmp/vm-scalability rm /tmp/vm-scalability.img _______________________________________________ LKP mailing list LKP@linux.intel.com
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