[lkp] [thp] 5f155ea5ab: No primary change, vm-scalability.time.system_time -51.0% improvement
From: kernel test robot
Date: Tue Apr 12 2016 - 22:28:19 EST
FYI, we noticed that vm-scalability.time.system_time -51.0% improvement on
https://github.com/0day-ci/linux Kirill-A-Shutemov/thp-keep-huge-zero-page-pinned-until-tlb-flush/20160405-181706
commit 5f155ea5ab62b5321aa7315de62d21da59aa8c65 ("thp: keep huge zero page pinned until tlb flush")
=========================================================================================
compiler/cpufreq_governor/kconfig/rootfs/runtime/tbox_group/test/testcase:
gcc-4.9/performance/x86_64-rhel/debian-x86_64-2015-02-07.cgz/300s/lkp-hsx04/anon-r-seq/vm-scalability
commit:
v4.6-rc2
5f155ea5ab62b5321aa7315de62d21da59aa8c65
v4.6-rc2 5f155ea5ab62b5321aa7315de6
---------------- --------------------------
%stddev %change %stddev
\ | \
517.69 ± 0% -51.0% 253.81 ± 0% vm-scalability.time.system_time
1694 ±173% +392.6% 8345 ±116% latency_stats.sum.load_module.SYSC_finit_module.SyS_finit_module.entry_SYSCALL_64_fastpath
517.69 ± 0% -51.0% 253.81 ± 0% time.system_time
0.46 ± 2% -16.5% 0.38 ± 2% turbostat.CPU%c6
1731 ± 14% +50.9% 2612 ± 9% cpuidle.C1-HSW.usage
15476193 ± 6% -32.9% 10389552 ± 6% cpuidle.C1E-HSW.time
3.55 ± 3% +26.0% 4.48 ± 1% perf-profile.cycles-pp.get_page_from_freelist.__alloc_pages_nodemask.alloc_pages_current.pte_alloc_one.do_huge_pmd_anonymous_page
2.45 ± 4% +9.9% 2.69 ± 5% perf-profile.cycles-pp.perf_event_task_tick.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer
0.86 ± 5% +11.9% 0.96 ± 3% perf-profile.cycles-pp.update_curr.task_tick_fair.scheduler_tick.update_process_times.tick_sched_handle
28006 ±113% +143.3% 68134 ± 1% numa-vmstat.node0.nr_active_anon
1359 ± 44% +68.6% 2292 ± 28% numa-vmstat.node0.nr_mapped
82066 ± 31% -44.3% 45740 ± 60% numa-vmstat.node2.nr_file_pages
52443 ± 49% -69.2% 16160 ±171% numa-vmstat.node2.nr_shmem
336.60 ± 7% -20.5% 267.75 ± 8% slabinfo.kmem_cache.active_objs
336.60 ± 7% -20.5% 267.75 ± 8% slabinfo.kmem_cache.num_objs
694.40 ± 4% -12.4% 608.00 ± 4% slabinfo.kmem_cache_node.active_objs
742.40 ± 4% -11.6% 656.00 ± 4% slabinfo.kmem_cache_node.num_objs
136724 ± 93% +117.8% 297755 ± 1% numa-meminfo.node0.Active
111528 ±113% +144.5% 272658 ± 1% numa-meminfo.node0.Active(anon)
5429 ± 43% +70.6% 9262 ± 27% numa-meminfo.node0.Mapped
328531 ± 31% -44.3% 182976 ± 60% numa-meminfo.node2.FilePages
210042 ± 49% -69.2% 64658 ±171% numa-meminfo.node2.Shmem
lkp-hsx04: Brickland Haswell-EX
Memory: 512G
vm-scalability.time.system_time
550 ++--------------------------------------------------------------------+
*..*..*..*.. .*..*..*..*.. .*.*..*..*.. |
500 ++ *..*..*.*..*..*..*..*..*. *. * |
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450 ++ |
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300 ++ |
| O O |
250 O+ O O O O O O O O O O O O O O O O O O O O O O
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200 ++--------------------------------------------------------------------+
time.system_time
550 ++--------------------------------------------------------------------+
*..*..*..*.. .*..*..*..*.. .*.*..*..*.. |
500 ++ *..*..*.*..*..*..*..*..*. *. * |
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450 ++ |
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300 ++ |
| O O |
250 O+ O O O O O O O O O O O O O O O O O O O O O O
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200 ++--------------------------------------------------------------------+
[*] bisect-good sample
[O] bisect-bad sample
To reproduce:
git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run 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,
Xiaolong Ye
---
LKP_SERVER: inn
LKP_CGI_PORT: 80
LKP_CIFS_PORT: 139
testcase: vm-scalability
default-monitors:
wait: activate-monitor
kmsg:
uptime:
iostat:
heartbeat:
vmstat:
numa-numastat:
numa-vmstat:
numa-meminfo:
proc-vmstat:
proc-stat:
interval: 10
meminfo:
slabinfo:
interrupts:
lock_stat:
latency_stats:
softirqs:
bdi_dev_mapping:
diskstats:
nfsstat:
cpuidle:
cpufreq-stats:
turbostat:
pmeter:
sched_debug:
interval: 60
cpufreq_governor: performance
default-watchdogs:
oom-killer:
watchdog:
commit: 5f155ea5ab62b5321aa7315de62d21da59aa8c65
model: Brickland Haswell-EX
nr_cpu: 120
memory: 512G
nr_ssd_partitions: 1
ssd_partitions: "/dev/nvme0n1p1"
swap_partitions:
rootfs_partition:
pmeter_server: lkp-st01
pmeter_device: yokogawa-wt310
category: benchmark
perf-profile:
runtime: 300s
size:
vm-scalability:
test: anon-r-seq
queue: bisect
testbox: lkp-hsx04
tbox_group: lkp-hsx04
kconfig: x86_64-rhel
enqueue_time: 2016-04-11 02:10:34.582007347 +08:00
compiler: gcc-4.9
rootfs: debian-x86_64-2015-02-07.cgz
id: d668cd06e6ab142e41549925684cf3df54722b4c
user: lkp
head_commit: 2dc494ca4f5e3b8b425d030a9da5a0d50cbe2280
base_commit: 9735a22799b9214d17d3c231fe377fc852f042e9
branch: linux-devel/devel-hourly-2016041014
result_root: "/result/vm-scalability/performance-300s-anon-r-seq/lkp-hsx04/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/5f155ea5ab62b5321aa7315de62d21da59aa8c65/0"
job_file: "/lkp/scheduled/lkp-hsx04/bisect_vm-scalability-performance-300s-anon-r-seq-debian-x86_64-2015-02-07.cgz-x86_64-rhel-5f155ea5ab62b5321aa7315de62d21da59aa8c65-20160411-84686-vwqasu-0.yaml"
max_uptime: 1500
initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz"
bootloader_append:
- root=/dev/ram0
- user=lkp
- job=/lkp/scheduled/lkp-hsx04/bisect_vm-scalability-performance-300s-anon-r-seq-debian-x86_64-2015-02-07.cgz-x86_64-rhel-5f155ea5ab62b5321aa7315de62d21da59aa8c65-20160411-84686-vwqasu-0.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel
- branch=linux-devel/devel-hourly-2016041014
- commit=5f155ea5ab62b5321aa7315de62d21da59aa8c65
- BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/5f155ea5ab62b5321aa7315de62d21da59aa8c65/vmlinuz-4.6.0-rc2-00001-g5f155ea
- max_uptime=1500
- RESULT_ROOT=/result/vm-scalability/performance-300s-anon-r-seq/lkp-hsx04/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/5f155ea5ab62b5321aa7315de62d21da59aa8c65/0
- 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-rhel/gcc-4.9/5f155ea5ab62b5321aa7315de62d21da59aa8c65/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,/osimage/deps/debian-x86_64-2015-02-07.cgz/turbostat.cgz,/lkp/benchmarks/turbostat.cgz,/lkp/benchmarks/vm-scalability.cgz"
linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/5f155ea5ab62b5321aa7315de62d21da59aa8c65/linux-headers.cgz"
repeat_to: 2
kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/5f155ea5ab62b5321aa7315de62d21da59aa8c65/vmlinuz-4.6.0-rc2-00001-g5f155ea"
dequeue_time: 2016-04-11 02:19:54.593632323 +08:00
job_state: finished
loadavg: 113.01 87.28 39.20 1/1445 11775
start_time: '1460312472'
end_time: '1460312775'
version: "/lkp/lkp/.src-20160409-211906"
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu100/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu101/cpufreq/scaling_governor
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2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu93/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu94/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu95/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu96/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu97/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu98/cpufreq/scaling_governor
2016-04-11 02:21:11 echo performance > /sys/devices/system/cpu/cpu99/cpufreq/scaling_governor
2016-04-11 02:21:12 mount -t tmpfs -o size=100% vm-scalability-tmp /tmp/vm-scalability-tmp
2016-04-11 02:21:12 truncate -s 540922216448 /tmp/vm-scalability-tmp/vm-scalability.img
2016-04-11 02:21:12 mkfs.xfs -q /tmp/vm-scalability-tmp/vm-scalability.img
2016-04-11 02:21:12 mount -o loop /tmp/vm-scalability-tmp/vm-scalability.img /tmp/vm-scalability-tmp/vm-scalability
2016-04-11 02:21:12 ./case-anon-r-seq
2016-04-11 02:21:13 ./usemem --runtime 300 -n 144 --readonly 961639495907
2016-04-11 02:26:15 umount /tmp/vm-scalability-tmp/vm-scalability
2016-04-11 02:26:15 rm /tmp/vm-scalability-tmp/vm-scalability.img
2016-04-11 02:26:15 umount /tmp/vm-scalability-tmp