[lkp] [fsnotify] 8f2f3eb59d: -4.0% will-it-scale.per_thread_ops
FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit 8f2f3eb59dff4ec538de55f2e0592fec85966aab ("fsnotify: fix oops in
fsnotify_clear_marks_by_group_flags()")
=
tbox_group/testcase/rootfs/kconfig/compiler/cpufreq_governor/test:
lkp-sbx04/will-it-scale/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/performance/read1
commit:
447f6a95a9c80da7faaec3e66e656eab8f262640
8f2f3eb59dff4ec538de55f2e0592fec85966aab
447f6a95a9c80da7 8f2f3eb59dff4ec538de55f2e0
--
%stddev %change %stddev
\ |\
1844687 ± 0% -4.0%1770899 ± 0% will-it-scale.per_thread_ops
283.69 ± 0% +9.5% 310.64 ± 0% will-it-scale.time.user_time
4576 ± 3% -7.3% 4242 ± 6%
will-it-scale.time.voluntary_context_switches
7211 ± 10% +54.0% 11101 ± 18% cpuidle.C1E-SNB.usage
10636 ± 36% +69.3% 18003 ± 36% numa-meminfo.node1.Shmem
1.07 ± 4% -13.1% 0.93 ± 9%
perf-profile.cpu-cycles.selinux_file_permission.security_file_permission.rw_verify_area.vfs_read.sys_read
4576 ± 3% -7.3% 4242 ± 6% time.voluntary_context_switches
526.75 ±104% -94.2% 30.50 ± 98% numa-numastat.node1.other_node
1540 ± 35% -74.2% 398.00 ± 90% numa-numastat.node2.other_node
32344 ± 5% +7.4% 34722 ± 4% numa-vmstat.node0.numa_other
2658 ± 36% +69.3% 4500 ± 36% numa-vmstat.node1.nr_shmem
935792 ±136% +4247.3% 40682138 ±141%
latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath
935792 ±136% +4247.3% 40682138 ±141%
latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath
935792 ±136% +4247.3% 40682138 ±141%
latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath
12893 ± 2% -9.1% 11716 ± 1% slabinfo.kmalloc-192.active_objs
1653 ± 9% -10.3% 1483 ± 5% slabinfo.mnt_cache.active_objs
1653 ± 9% -10.3% 1483 ± 5% slabinfo.mnt_cache.num_objs
1.75 ± 47% -81.0% 0.33 ±141%
sched_debug.cfs_rq[10]:/.nr_spread_over
-343206 ±-27% -73.2% -91995 ±-170% sched_debug.cfs_rq[14]:/.spread0
533.25 ± 82% -81.5% 98.75 ± 42%
sched_debug.cfs_rq[18]:/.blocked_load_avg
541.75 ± 82% -81.3% 101.25 ± 41%
sched_debug.cfs_rq[18]:/.tg_load_contrib
-1217705 ± -5% -30.2%-850080 ±-15% sched_debug.cfs_rq[26]:/.spread0
89722 ± 9% +9.8% 98495 ± 10%
sched_debug.cfs_rq[32]:/.exec_clock
101180 ±132%+180.8% 284154 ± 30% sched_debug.cfs_rq[35]:/.spread0
37332 ±473%+725.2% 308082 ± 59% sched_debug.cfs_rq[38]:/.spread0
32054 ±502%+981.6% 346689 ± 39% sched_debug.cfs_rq[39]:/.spread0
1.00 ±100%+100.0% 2.00 ± 50%
sched_debug.cfs_rq[42]:/.nr_spread_over
-125980 ±-218%-307.1% 260875 ± 46% sched_debug.cfs_rq[42]:/.spread0
-111501 ±-102%-288.7% 210354 ± 94% sched_debug.cfs_rq[45]:/.spread0
-173363 ±-34%-221.0% 209775 ± 94% sched_debug.cfs_rq[47]:/.spread0
-302090 ±-43%-121.8% 65953 ±322% sched_debug.cfs_rq[4]:/.spread0
-490175 ±-18% -41.1%-288722 ±-31% sched_debug.cfs_rq[50]:/.spread0
-594948 ±-10% -59.7%-239840 ±-33% sched_debug.cfs_rq[51]:/.spread0
1.00 ±100% +6050.0% 61.50 ±141%
sched_debug.cfs_rq[53]:/.blocked_load_avg
10.50 ± 8%+614.3% 75.00 ±122%
sched_debug.cfs_rq[53]:/.tg_load_contrib
-596043 ±-10% -49.0%-304277 ±-36% sched_debug.cfs_rq[54]:/.spread0
10.00 ± 0% +2062.5% 216.25 ± 40%
sched_debug.cfs_rq[56]:/.tg_load_contrib
17.75 ±173% +1302.8% 249.00 ± 26%
sched_debug.cfs_rq[60]:/.blocked_load_avg
-809633 ± -9% -36.2%-516886 ±-23% sched_debug.cfs_rq[60]:/.spread0
28.00 ±109%+828.6% 260.00 ± 25%
sched_debug.cfs_rq[60]:/.tg_load_contrib
277.75 ± 95% -86.3% 38.00 ±171%
sched_debug.cfs_rq[7]:/.blocked_load_avg
293.25 ± 90% -81.8% 53.50 ±121%
sched_debug.cfs_rq[7]:/.tg_load_contrib
17.50 ± 2% -28.6% 12.50 ± 34% sched_debug.cpu#0.cpu_load[2]
17.00 ± 4% -25.0% 12.75 ± 35% sched_debug.cpu#0.cpu_load[3]
2907 ± 12%+195.9% 8603 ± 63% sched_debug.cpu#0.sched_goidle
16.50 ±
[lkp] [fsnotify] 8f2f3eb59d: -4.0% will-it-scale.per_thread_ops
FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit 8f2f3eb59dff4ec538de55f2e0592fec85966aab (fsnotify: fix oops in fsnotify_clear_marks_by_group_flags()) = tbox_group/testcase/rootfs/kconfig/compiler/cpufreq_governor/test: lkp-sbx04/will-it-scale/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/performance/read1 commit: 447f6a95a9c80da7faaec3e66e656eab8f262640 8f2f3eb59dff4ec538de55f2e0592fec85966aab 447f6a95a9c80da7 8f2f3eb59dff4ec538de55f2e0 -- %stddev %change %stddev \ |\ 1844687 ± 0% -4.0%1770899 ± 0% will-it-scale.per_thread_ops 283.69 ± 0% +9.5% 310.64 ± 0% will-it-scale.time.user_time 4576 ± 3% -7.3% 4242 ± 6% will-it-scale.time.voluntary_context_switches 7211 ± 10% +54.0% 11101 ± 18% cpuidle.C1E-SNB.usage 10636 ± 36% +69.3% 18003 ± 36% numa-meminfo.node1.Shmem 1.07 ± 4% -13.1% 0.93 ± 9% perf-profile.cpu-cycles.selinux_file_permission.security_file_permission.rw_verify_area.vfs_read.sys_read 4576 ± 3% -7.3% 4242 ± 6% time.voluntary_context_switches 526.75 ±104% -94.2% 30.50 ± 98% numa-numastat.node1.other_node 1540 ± 35% -74.2% 398.00 ± 90% numa-numastat.node2.other_node 32344 ± 5% +7.4% 34722 ± 4% numa-vmstat.node0.numa_other 2658 ± 36% +69.3% 4500 ± 36% numa-vmstat.node1.nr_shmem 935792 ±136% +4247.3% 40682138 ±141% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 935792 ±136% +4247.3% 40682138 ±141% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 935792 ±136% +4247.3% 40682138 ±141% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath 12893 ± 2% -9.1% 11716 ± 1% slabinfo.kmalloc-192.active_objs 1653 ± 9% -10.3% 1483 ± 5% slabinfo.mnt_cache.active_objs 1653 ± 9% -10.3% 1483 ± 5% slabinfo.mnt_cache.num_objs 1.75 ± 47% -81.0% 0.33 ±141% sched_debug.cfs_rq[10]:/.nr_spread_over -343206 ±-27% -73.2% -91995 ±-170% sched_debug.cfs_rq[14]:/.spread0 533.25 ± 82% -81.5% 98.75 ± 42% sched_debug.cfs_rq[18]:/.blocked_load_avg 541.75 ± 82% -81.3% 101.25 ± 41% sched_debug.cfs_rq[18]:/.tg_load_contrib -1217705 ± -5% -30.2%-850080 ±-15% sched_debug.cfs_rq[26]:/.spread0 89722 ± 9% +9.8% 98495 ± 10% sched_debug.cfs_rq[32]:/.exec_clock 101180 ±132%+180.8% 284154 ± 30% sched_debug.cfs_rq[35]:/.spread0 37332 ±473%+725.2% 308082 ± 59% sched_debug.cfs_rq[38]:/.spread0 32054 ±502%+981.6% 346689 ± 39% sched_debug.cfs_rq[39]:/.spread0 1.00 ±100%+100.0% 2.00 ± 50% sched_debug.cfs_rq[42]:/.nr_spread_over -125980 ±-218%-307.1% 260875 ± 46% sched_debug.cfs_rq[42]:/.spread0 -111501 ±-102%-288.7% 210354 ± 94% sched_debug.cfs_rq[45]:/.spread0 -173363 ±-34%-221.0% 209775 ± 94% sched_debug.cfs_rq[47]:/.spread0 -302090 ±-43%-121.8% 65953 ±322% sched_debug.cfs_rq[4]:/.spread0 -490175 ±-18% -41.1%-288722 ±-31% sched_debug.cfs_rq[50]:/.spread0 -594948 ±-10% -59.7%-239840 ±-33% sched_debug.cfs_rq[51]:/.spread0 1.00 ±100% +6050.0% 61.50 ±141% sched_debug.cfs_rq[53]:/.blocked_load_avg 10.50 ± 8%+614.3% 75.00 ±122% sched_debug.cfs_rq[53]:/.tg_load_contrib -596043 ±-10% -49.0%-304277 ±-36% sched_debug.cfs_rq[54]:/.spread0 10.00 ± 0% +2062.5% 216.25 ± 40% sched_debug.cfs_rq[56]:/.tg_load_contrib 17.75 ±173% +1302.8% 249.00 ± 26% sched_debug.cfs_rq[60]:/.blocked_load_avg -809633 ± -9% -36.2%-516886 ±-23% sched_debug.cfs_rq[60]:/.spread0 28.00 ±109%+828.6% 260.00 ± 25% sched_debug.cfs_rq[60]:/.tg_load_contrib 277.75 ± 95% -86.3% 38.00 ±171% sched_debug.cfs_rq[7]:/.blocked_load_avg 293.25 ± 90% -81.8% 53.50 ±121% sched_debug.cfs_rq[7]:/.tg_load_contrib 17.50 ± 2% -28.6% 12.50 ± 34% sched_debug.cpu#0.cpu_load[2] 17.00 ± 4% -25.0% 12.75 ± 35% sched_debug.cpu#0.cpu_load[3] 2907 ± 12%+195.9% 8603 ± 63% sched_debug.cpu#0.sched_goidle 16.50 ± 3%
