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Date: Mon, 28 Dec 2015 09:59:18 +0800
From: kernel test robot <ying.huang@...ux.intel.com>
TO: Andreas Gruenbacher <agruenba@...hat.com>
CC: Paul Moore <pmoore@...hat.com>
Subject: [lkp] [selinux] 5d226df4ed: -10.1% unixbench.score
FYI, we noticed the below changes on
git://git.infradead.org/users/pcmoore/selinux stable-4.5
commit 5d226df4edfa0eb1e689e7ac2741cf261ff7cbf1 ("selinux: Revalidate invalid inode security labels")
=========================================================================================
compiler/cpufreq_governor/kconfig/nr_task/rootfs/tbox_group/test/testcase:
gcc-4.9/performance/x86_64-rhel/1/debian-x86_64-2015-02-07.cgz/ivb42/pipe/unixbench
commit:
6f3be9f562e3027c77bc4482ccf2cea8600a7f74
5d226df4edfa0eb1e689e7ac2741cf261ff7cbf1
6f3be9f562e3027c 5d226df4edfa0eb1e689e7ac27
---------------- --------------------------
%stddev %change %stddev
\ | \
2086 ± 0% -10.1% 1876 ± 0% unixbench.score
7.79 ± 0% -10.2% 7.00 ± 1% time.user_time
33404 ±117% +9470.5% 3196941 ±173% latency_stats.max.wait_on_page_bit.__filemap_fdatawait_range.filemap_fdatawait_keep_errors.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
18934 ± 34% -82.8% 3252 ± 73% latency_stats.sum.rpc_wait_bit_killable.__rpc_execute.rpc_execute.rpc_run_task.nfs4_call_sync_sequence.[nfsv4]._nfs4_proc_access.[nfsv4].nfs4_proc_access.[nfsv4].nfs_do_access.nfs_permission.__inode_permission.inode_permission.link_path_walk
57519 ±100% +5478.5% 3208706 ±172% latency_stats.sum.wait_on_page_bit.__filemap_fdatawait_range.filemap_fdatawait_keep_errors.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
13414 ± 33% +49.4% 20036 ± 8% numa-meminfo.node0.Active(anon)
13399 ± 33% +49.0% 19963 ± 7% numa-meminfo.node0.AnonPages
11624 ± 38% -52.7% 5495 ± 18% numa-meminfo.node1.Active(anon)
11518 ± 38% -52.6% 5457 ± 17% numa-meminfo.node1.AnonPages
1641 ± 50% -53.8% 757.75 ± 15% numa-meminfo.node1.PageTables
3353 ± 33% +49.2% 5004 ± 8% numa-vmstat.node0.nr_active_anon
3349 ± 33% +49.0% 4991 ± 7% numa-vmstat.node0.nr_anon_pages
2904 ± 38% -52.7% 1374 ± 18% numa-vmstat.node1.nr_active_anon
2878 ± 38% -52.6% 1365 ± 17% numa-vmstat.node1.nr_anon_pages
410.00 ± 50% -53.9% 189.00 ± 15% numa-vmstat.node1.nr_page_table_pages
14760 ± 2% +207.2% 45336 ± 65% numa-vmstat.node1.numa_other
ivb42: Ivytown Ivy Bridge-EP
Memory: 64G
unixbench.score
2150 ++-------------------------------------------------------------------+
| |
2100 ++ .*..*.*.. |
| .*..* *.*..*. .*.*..*.* |
*.*..*.*..* *..*.*.*..*.*..*.*. |
2050 ++ |
| |
2000 ++ |
| |
1950 ++ |
| |
O O O O O O O O O O O O O O |
1900 ++ O O O O O O O O O O O |
| O O O O
1850 ++-------------------------------------------------------------------+
[*] 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,
Ying Huang
View attachment "job.yaml" of type "text/plain" (3202 bytes)
Download attachment "reproduce.sh" of type "application/x-sh" (4538 bytes)
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