FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit f9b61ff6bce9a44555324b29e593fdffc9a115bc ("drm/i915: Push vblank
enable/disable past encoder->enable/disable")
testbox/testcase/testparams: lkp-t410/piglit/performance-igt-069
676fa5721c2eece4 f9b61ff6bce9a44555324b29e5
---------------- --------------------------
%stddev %change %stddev
\ | \
6743 ± 0% +222.7% 21759 ± 6%
piglit.time.voluntary_context_switches
73.50 ± 0% +178.7% 204.84 ± 0% piglit.time.elapsed_time.max
73.50 ± 0% +178.7% 204.84 ± 0% piglit.time.elapsed_time
5 ± 8% -61.9% 2 ± 0%
piglit.time.percent_of_cpu_this_job_got
0 ± 0% +Inf% 1 ± 0% vmstat.procs.b
6743 ± 0% +222.7% 21759 ± 6% time.voluntary_context_switches
73.50 ± 0% +178.7% 204.84 ± 0% time.elapsed_time.max
73.50 ± 0% +178.7% 204.84 ± 0% time.elapsed_time
5 ± 8% -61.9% 2 ± 0% time.percent_of_cpu_this_job_got
229 ± 5% +101.5% 461 ± 5% time.involuntary_context_switches
1.37 ± 4% +63.3% 2.24 ± 3% time.system_time
9518 ± 0% -46.1% 5130 ± 5% vmstat.system.in
18657 ± 0% -44.9% 10286 ± 5% vmstat.system.cs
lkp-t410: Westmere
Memory: 2G
piglit.time.elapsed_time
280 ++--------O-----------------------------------------------------------+
260 ++ O |
| |
240 ++ |
220 ++ |
200 O+O O O O O O OO O O O O O O O O O O O O O O O O OO O O O O O O O O
180 ++ |
| |
160 ++ |
140 ++ * |
120 ++ :: |
100 ++ : : |
| : : |
80 *+*.*.*.*.*.*.*.*.**.*.*.*.* *.*.*.*.*.*.* |
60 ++--------------------------------------------------------------------+
[*] 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: piglit
default-monitors:
wait: pre-test
vmstat:
default_watchdogs:
watch-oom:
watchdog:
cpufreq_governor: performance
commit: 5aeb2a3dc4f0ea47fe0df3cb3af75ef813dda833
model: Westmere
memory: 2G
hdd_partitions: "/dev/disk/by-id/ata-FUJITSU_MJA2250BH_G2_K95CT9C2G29W-part6"
swap_partitions:
rootfs_partition: "/dev/disk/by-id/ata-FUJITSU_MJA2250BH_G2_K95CT9C2G29W-part7"
timeout: 30m
piglit:
group: igt-069
testbox: lkp-t410
tbox_group: lkp-t410
kconfig: x86_64-rhel
enqueue_time: 2015-02-13 13:05:22.018177529 +08:00
head_commit: 5aeb2a3dc4f0ea47fe0df3cb3af75ef813dda833
base_commit: bfa76d49576599a4b9f9b7a71f23d73d6dcff735
branch: linux-devel/devel-hourly-2015021623
kernel:
"/kernel/x86_64-rhel/5aeb2a3dc4f0ea47fe0df3cb3af75ef813dda833/vmlinuz-3.19.0-wl-ath-02305-g5aeb2a3"
user: lkp
queue: cyclic
rootfs: debian-x86_64-2015-02-07.cgz
result_root:
"/result/lkp-t410/piglit/performance-igt-069/debian-x86_64-2015-02-07.cgz/x86_64-rhel/5aeb2a3dc4f0ea47fe0df3cb3af75ef813dda833/0"
job_file:
"/lkp/scheduled/lkp-t410/cyclic_piglit-performance-igt-069-x86_64-rhel-HEAD-5aeb2a3dc4f0ea47fe0df3cb3af75ef813dda833-0-20150213-66430-1vmm11b.yaml"
dequeue_time: 2015-02-17 22:14:14.245245054 +08:00
nr_cpu: "$(nproc)"
job_state: finished
loadavg: 1.66 0.56 0.20 1/169 767
start_time: '1424182490'
end_time: '1424182696'
version: "/lkp/lkp/.src-20150217-210101"
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/cpu2/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor
piglit run igt -t igt/kms_flip/vblank-vs-dpms-suspend-interruptible
/tmp/lkp/piglit-results-0
piglit summary console /tmp/lkp/piglit-results-0
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