Messages in this thread | | | Subject | [lkp] [block] fbccf1df065: +276.3% boot-meminfo.KernelStack | From | Huang Ying <> | Date | Mon, 01 Jun 2015 09:46:02 +0800 |
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FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/mlin/linux.git block-generic-req commit fbccf1df06574add60bdb71103cc1662e477f02d ("block: make generic_make_request handle arbitrarily sized bios")
testcase/path_params/tbox_group: boot/1/vm-kbuild-1G
v4.1-rc4 fbccf1df06574add60bdb71103 ---------------- -------------------------- %stddev %change %stddev \ | \ 1587 ± 7% +276.3% 5972 ± 1% boot-meminfo.KernelStack 152390 ± 0% +4.8% 159697 ± 0% boot-slabinfo.num_objs 10149 ± 0% +15.8% 11750 ± 0% boot-slabinfo.num_pages 35916 ± 5% +18.0% 42368 ± 9% boot-meminfo.DirectMap4k 478516 ± 0% -1.9% 469269 ± 0% boot-meminfo.MemFree 11477 ± 0% +49.1% 17111 ± 1% boot-meminfo.SUnreclaim 40551 ± 0% +15.7% 46910 ± 0% boot-meminfo.Slab
vm-kbuild-1G: qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap Memory: 1G
boot-meminfo.KernelStack
7000 ++-------------------------------------------------------------------+ | O O O O | 6000 O+ O O O O O O O O O O O O O O O O O O | | 5000 ++ | | | 4000 ++ | | | 3000 ++ | | | 2000 ++ *.. | * *..*..*..* : * | 1000 ++ .. + : | | + . + : | 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 ------------------------------------- lkp@eclists.intel.com https://eclists.intel.com/sympa/info/lkp Unsubscribe by sending email to sympa@eclists.intel.com with subject "Unsubscribe lkp"
--- LKP_SERVER: inn testcase: boot default-monitors: default-watchdogs: watch-oom: watchdog: cpufreq_governor: model: qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap nr_vm: 16 nr_cpu: 2 memory: 1G disk_type: virtio-scsi rootfs: debian-x86_64-2015-02-07.cgz hdd_partitions: "/dev/sda /dev/sdb /dev/sdc /dev/sdd" swap_partitions: "/dev/sde" boot-slabinfo: boot-meminfo: memmap: boot-memory: boot-time: kernel-size: timeout: 10m sleep: 1 branch: linux-devel/devel-hourly-2015052515 commit: 9e46a1eba10500df620683e31742789ef2781e93 repeat_to: 2 testbox: vm-kbuild-1G-6 tbox_group: vm-kbuild-1G kconfig: x86_64-lkp enqueue_time: 2015-05-25 16:11:14.888350830 +08:00 user: lkp queue: boot compiler: gcc-4.9 kernel: "/pkg/linux/x86_64-lkp/gcc-4.9/9e46a1eba10500df620683e31742789ef2781e93/vmlinuz-4.1.0-rc5-02510-g9e46a1e" result_root: "/result/boot/1/vm-kbuild-1G/debian-x86_64-2015-02-07.cgz/x86_64-lkp/gcc-4.9/9e46a1eba10500df620683e31742789ef2781e93/0" job_file: "/lkp/scheduled/vm-kbuild-1G-6/boot_boot-1-debian-x86_64.cgz-x86_64-lkp-9e46a1eba10500df620683e31742789ef2781e93-1-20150525-48539-iakefb.yaml" dequeue_time: 2015-05-25 16:11:19.987783209 +08:00 max_uptime: 600 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/vm-kbuild-1G-6/boot_boot-1-debian-x86_64.cgz-x86_64-lkp-9e46a1eba10500df620683e31742789ef2781e93-1-20150525-48539-iakefb.yaml - ARCH=x86_64 - kconfig=x86_64-lkp - branch=linux-devel/devel-hourly-2015052515 - commit=9e46a1eba10500df620683e31742789ef2781e93 - BOOT_IMAGE=/pkg/linux/x86_64-lkp/gcc-4.9/9e46a1eba10500df620683e31742789ef2781e93/vmlinuz-4.1.0-rc5-02510-g9e46a1e - max_uptime=600 - RESULT_ROOT=/result/boot/1/vm-kbuild-1G/debian-x86_64-2015-02-07.cgz/x86_64-lkp/gcc-4.9/9e46a1eba10500df620683e31742789ef2781e93/0 - LKP_SERVER=inn - |2-
earlyprintk=ttyS0,115200 systemd.log_level=err debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal
rw lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz" modules_initrd: "/pkg/linux/x86_64-lkp/gcc-4.9/9e46a1eba10500df620683e31742789ef2781e93/modules.cgz" bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz" job_state: finished loadavg: 0.13 0.03 0.01 1/373 2718 start_time: '1432541537' end_time: '1432541538' version: "/lkp/lkp/.src-20150525-131232"
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