From: Aaron Lu <aaron.lu@intel.com>
To: lkp@lists.01.org
Subject: [fix sd bug] cc77bf69aa5: -100.0% dmesg.WARNING:CPU:PID:at_kernel/sched/core.c:build_sched_domain()
Date: Wed, 16 Jul 2014 16:12:39 +0800 [thread overview]
Message-ID: <53C633F7.3080901@intel.com> (raw)
In-Reply-To: <53c34cec.GHsrFwBByQ4WdFmQ%fengguang.wu@intel.com>
[-- Attachment #1: Type: text/plain, Size: 5230 bytes --]
FYI, we noticed the below changes on
git://bee.sh.intel.com/git/ydu19/linux cc-v4.5-on-3.16-rc2
commit cc77bf69aa534146fe5aa967dff73f8756045c87 ("fix sd bug")
0a25ea50beea784 cc77bf69aa534146fe5aa967d
--------------- -------------------------
1 ~ 0% -100.0% 0 ~ 0% ivb43/kbuild/50%
1 ~ 0% -100.0% 0 ~ 0% ivb44/pigz/100%-128K
1 ~ 0% -100.0% 0 ~ 0% ivb44/pigz/100%-512K
1 ~ 0% -100.0% 0 ~ 0% ivb44/pigz/25%-128K
1 ~ 0% -100.0% 0 ~ 0% ivb44/pigz/25%-512K
1 ~ 0% -100.0% 0 ~ 0% lkp-ne02/fio-jbod/12HDD-ext4-randwrite-sync-64k
1 ~ 0% -100.0% 0 ~ 0% loslunas/unixbench/fsbuffer
1 ~ 0% -100.0% 0 ~ 0% loslunas/unixbench/fsdisk
1 ~ 0% -100.0% 0 ~ 0% loslunas/unixbench/fstime
1 ~ 0% -100.0% 0 ~ 0% nhm-white/unixbench/fsdisk
10 ~ 0% -100.0% 0 ~ 0% TOTAL dmesg.WARNING:CPU:PID:at_kernel/sched/core.c:build_sched_domain()
Legend:
~XX% - stddev percent
[+-]XX% - change percent
time.involuntary_context_switches
1.6e+06 ++----------------------------------------------------------------+
O O O O O O O O O O O O O O O O O O O |
1.4e+06 ++ O O |
| |
1.2e+06 ++ .* |
1e+06 ++ .*. : |
| *. : |
800000 ++ + *..*
*..*.*..*..*.*..*.*..*..*.*..*..*.*..*..*.*..* *..* |
600000 ++ : : |
400000 ++ : : |
| : : |
200000 ++ : : |
| : |
0 ++----------------------------------------------*-----------------+
dmesg.WARNING:CPU:PID:at_kernel/sched/core.c:build_sched_domain()
1 ++-------------------------------------------*--*-*--*--*--*--*-*--*--*
| : |
| : |
0.8 ++ : |
| : |
| : |
0.6 ++ : |
| : |
0.4 ++ : |
| : |
| : |
0.2 ++ : |
| : |
| : |
0 O+-O--O-O--O--O--O--O-O--O--O--O--O-O--O--O--O--O-O--O--O-------------+
dmesg.IP-Config:Auto-configuration_of_network_failed
1 ++------------------------------------------------*-------------------+
| : |
| : |
0.8 ++ :: |
| : : |
| : : |
0.6 ++ : : |
| : : |
0.4 ++ : : |
| : : |
| : : |
0.2 ++ : : |
| : : |
| : : |
0 O+-O--O-O--O--O--O--O-O--O--O--O--O-O--O--O--O--O-O--O--O--*--*-*--*--*
[*] bisect-good sample
[O] bisect-bad sample
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,
Aaron
[-- Attachment #2: reproduce.ksh --]
[-- Type: text/plain, Size: 3543 bytes --]
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/cpu5/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
parent reply other threads:[~2014-07-16 8:12 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <53c34cec.GHsrFwBByQ4WdFmQ%fengguang.wu@intel.com>]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=53C633F7.3080901@intel.com \
--to=aaron.lu@intel.com \
--cc=lkp@lists.01.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.