FYI, we noticed the below changes on
commit aabfb57296e3dd9761e47736ec69305c95461d7d ("mm: memcontrol: do not kill
uncharge batching in free_pages_and_swap_cache")
01c2965f0723a252 aabfb57296e3dd9761e47736ec testbox/testcase/testparams
---------------- -------------------------- ---------------------------
%stddev %change %stddev
\ | \
2017 ± 3% -14.0% 1735 ± 2%
lkp-hsw01/vm-scalability/performance-300s-16G-shm-pread-rand
2017 -14.0% 1735 GEO-MEAN time.system_time
01c2965f0723a252 aabfb57296e3dd9761e47736ec
---------------- --------------------------
332 ± 0% -1.3% 328 ± 0%
lkp-hsw01/vm-scalability/performance-300s-16G-shm-pread-rand
332 -1.3% 328 GEO-MEAN time.elapsed_time
time.elapsed_time
334 ++--------------------------------------------------------------------+
*. .*.. .*.*.. .*..*.*..*.*.*..*. |
333 ++*..* * * *..*.*.*..*. .*.. .*..* |
| *..* *.* + .* |
332 ++ *. |
| |
331 ++ |
| |
330 ++ |
| |
329 ++ |
| O O O O O O O O O O O O |
328 O+ O O O O O O O O O O O O O
| O O O O |
327 ++--------------------------------------------------------------------+
[*] bisect-good sample
[O] bisect-bad sample
To reproduce:
apt-get install ruby ruby-oj
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,
Fengguang
---
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:
energy:
cpuidle:
cpufreq:
turbostat:
sched_debug:
interval: 10
pmeter:
default_watchdogs:
watch-oom:
watchdog:
cpufreq_governor:
- performance
commit: f114040e3ea6e07372334ade75d1ee0775c355e1
model: Grantley Haswell-EP
nr_cpu: 56
memory: 64G
hdd_partitions:
swap_partitions:
rootfs_partition:
perf-profile:
runtime: 300s
size: 16G
vm-scalability:
test:
- shm-pread-rand
enqueue_time: 2014-10-20 23:45:27.303040617 +08:00
testbox: lkp-hsw01
tbox_group: lkp-hsw01
kconfig: x86_64-rhel
head_commit: 34295884f135c1d9f34936a39b87741cdb04c492
base_commit: f114040e3ea6e07372334ade75d1ee0775c355e1
branch: linux-devel/devel-hourly-2014102109
kernel:
"/kernel/x86_64-rhel/f114040e3ea6e07372334ade75d1ee0775c355e1/vmlinuz-3.18.0-rc1-gf114040"
user: lkp
queue: cyclic
result_root:
"/result/lkp-hsw01/vm-scalability/performance-300s-16G-shm-pread-rand/debian-x86_64.cgz/x86_64-rhel/f114040e3ea6e07372334ade75d1ee0775c355e1/0"
job_file:
"/lkp/scheduled/lkp-hsw01/cyclic_vm-scalability-performance-300s-16G-shm-pread-rand-x86_64-rhel-BASE-f114040e3ea6e07372334ade75d1ee0775c355e1-0.yaml"
dequeue_time: 2014-10-21 10:08:31.140512609 +08:00
job_state: finished
loadavg: 51.25 36.48 16.41 1/451 11058
start_time: '1413857358'
end_time: '1413857686'
version: "/lkp/lkp/.src-20141020-230438"
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/cpu11/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/cpu6/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor
mount -t tmpfs -o size=100% vm-scalability-tmp /tmp/vm-scalability-tmp
truncate -s 67407212544 /tmp/vm-scalability.img
mkfs.xfs -q /tmp/vm-scalability.img
mount -o loop /tmp/vm-scalability.img /tmp/vm-scalability
./case-shm-pread-rand
truncate /tmp/vm-scalability-tmp/sparse-shm-pread-rand -s 67407212544
./usemem --runtime 300 -n 56 -f /tmp/vm-scalability-tmp/sparse-shm-pread-rand
--readonly --random 33703606272
umount /tmp/vm-scalability-tmp
umount /tmp/vm-scalability
rm /tmp/vm-scalability.img
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