From: kernel test robot <ying.huang@linux.intel.com>
To: lkp@lists.01.org
Subject: [sched/fair] 3e386d56ba: 7.1% unixbench.score, -2.9% will-it-scale.per_process_ops
Date: Mon, 02 Nov 2015 16:22:46 +0800 [thread overview]
Message-ID: <87wpu095ex.fsf@yhuang-dev.intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 31140 bytes --]
FYI, we noticed the below changes on
=========================================================================================
tbox_group/testcase/rootfs/kconfig/compiler/cpufreq_governor/test:
ivb42/unixbench/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/performance/execl
commit:
fde7d22e01aa0d252fc5c95fa11f0dac35a4dd59
3e386d56bafbb6d2540b49367444997fc671ea69
fde7d22e01aa0d25 3e386d56bafbb6d2540b493674
---------------- --------------------------
%stddev %change %stddev
\ | \
706.60 ± 0% +7.1% 756.42 ± 0% unixbench.score
271496 ± 0% +6.2% 288421 ± 0% unixbench.time.involuntary_context_switches
12630377 ± 0% +7.0% 13516262 ± 0% unixbench.time.minor_page_faults
11.78 ± 2% +18.5% 13.96 ± 0% time.user_time
2.932e+08 ± 14% -87.8% 35868049 ± 5% cpuidle.C3-IVT.time
12344 ± 3% -57.7% 5226 ± 9% cpuidle.C3-IVT.usage
5132879 ± 1% +16.5% 5979941 ± 7% numa-numastat.node1.local_node
5132891 ± 1% +16.5% 5979952 ± 7% numa-numastat.node1.numa_hit
16780 ± 4% -15.0% 14258 ± 4% slabinfo.kmalloc-256.active_objs
17113 ± 4% -14.8% 14586 ± 4% slabinfo.kmalloc-256.num_objs
1.86 ± 0% -1.9% 1.83 ± 0% turbostat.%Busy
10.10 ± 12% -86.8% 1.33 ± 4% turbostat.CPU%c3
79.45 ± 1% +11.5% 88.61 ± 0% turbostat.CPU%c6
60.59 ± 0% -11.0% 53.93 ± 1% turbostat.CorWatt
5.65 ± 4% +264.6% 20.61 ± 3% turbostat.Pkg%pc2
0.77 ± 58% -73.9% 0.20 ±100% turbostat.Pkg%pc3
88.20 ± 0% -7.8% 81.34 ± 1% turbostat.PkgWatt
5.09 ± 0% -2.8% 4.95 ± 1% turbostat.RAMWatt
38088 ± 6% -52.1% 18242 ± 34% sched_debug.cfs_rq[0]:/.min_vruntime
24954 ± 8% -60.3% 9916 ± 39% sched_debug.cfs_rq[10]:/.min_vruntime
30849 ± 25% -52.0% 14817 ± 39% sched_debug.cfs_rq[11]:/.min_vruntime
37.00 ± 82% -74.3% 9.50 ± 81% sched_debug.cfs_rq[11]:/.util_avg
30585 ± 8% -62.9% 11360 ± 21% sched_debug.cfs_rq[12]:/.min_vruntime
29033 ± 18% -64.0% 10445 ± 28% sched_debug.cfs_rq[13]:/.min_vruntime
32558 ± 10% -68.1% 10380 ± 25% sched_debug.cfs_rq[14]:/.min_vruntime
1059 ± 6% +83.6% 1945 ± 67% sched_debug.cfs_rq[15]:/.exec_clock
27378 ± 12% -58.3% 11429 ± 36% sched_debug.cfs_rq[15]:/.min_vruntime
25520 ± 15% -58.1% 10691 ± 47% sched_debug.cfs_rq[16]:/.min_vruntime
30656 ± 18% -67.6% 9934 ± 30% sched_debug.cfs_rq[17]:/.min_vruntime
3.00 ± 40% +2483.3% 77.50 ±156% sched_debug.cfs_rq[18]:/.load_avg
27897 ± 21% -63.6% 10160 ± 21% sched_debug.cfs_rq[18]:/.min_vruntime
3.00 ± 40% +2475.0% 77.25 ±156% sched_debug.cfs_rq[18]:/.tg_load_avg_contrib
27784 ± 13% -61.4% 10716 ± 28% sched_debug.cfs_rq[19]:/.min_vruntime
1.00 ±-100% +75.0% 1.75 ± 47% sched_debug.cfs_rq[19]:/.nr_spread_over
1949 ± 45% -45.7% 1057 ± 20% sched_debug.cfs_rq[1]:/.exec_clock
32447 ± 16% -69.0% 10058 ± 34% sched_debug.cfs_rq[1]:/.min_vruntime
28770 ± 19% -59.8% 11565 ± 36% sched_debug.cfs_rq[20]:/.min_vruntime
30065 ± 13% -61.1% 11706 ± 25% sched_debug.cfs_rq[21]:/.min_vruntime
28042 ± 16% -67.6% 9090 ± 23% sched_debug.cfs_rq[22]:/.min_vruntime
27289 ± 18% -58.2% 11419 ± 27% sched_debug.cfs_rq[23]:/.min_vruntime
23431 ± 21% -67.0% 7737 ± 35% sched_debug.cfs_rq[24]:/.min_vruntime
0.00 ± 0% +Inf% 116.25 ±170% sched_debug.cfs_rq[25]:/.load_avg
25502 ± 9% -66.3% 8603 ± 29% sched_debug.cfs_rq[25]:/.min_vruntime
0.00 ± 0% +Inf% 116.25 ±170% sched_debug.cfs_rq[25]:/.tg_load_avg_contrib
25720 ± 16% -64.8% 9058 ± 48% sched_debug.cfs_rq[26]:/.min_vruntime
26035 ± 15% -63.6% 9485 ± 39% sched_debug.cfs_rq[27]:/.min_vruntime
26648 ± 7% -68.8% 8316 ± 26% sched_debug.cfs_rq[28]:/.min_vruntime
24833 ± 20% -66.2% 8394 ± 41% sched_debug.cfs_rq[29]:/.min_vruntime
44.50 ± 50% -83.1% 7.50 ± 64% sched_debug.cfs_rq[29]:/.util_avg
29817 ± 3% -59.6% 12057 ± 21% sched_debug.cfs_rq[2]:/.min_vruntime
26058 ± 11% -62.0% 9900 ± 34% sched_debug.cfs_rq[30]:/.min_vruntime
22433 ± 13% -64.0% 8083 ± 45% sched_debug.cfs_rq[31]:/.min_vruntime
25121 ± 17% -67.8% 8092 ± 39% sched_debug.cfs_rq[32]:/.min_vruntime
22525 ± 15% -64.5% 7985 ± 47% sched_debug.cfs_rq[33]:/.min_vruntime
21583 ± 2% -60.8% 8451 ± 35% sched_debug.cfs_rq[34]:/.min_vruntime
23653 ± 18% -69.3% 7256 ± 29% sched_debug.cfs_rq[35]:/.min_vruntime
24629 ± 21% -58.0% 10337 ± 24% sched_debug.cfs_rq[36]:/.min_vruntime
0.00 ± 0% +Inf% 2.25 ± 48% sched_debug.cfs_rq[37]:/.load_avg
27117 ± 15% -70.2% 8093 ± 32% sched_debug.cfs_rq[37]:/.min_vruntime
0.00 ± 0% +Inf% 2.25 ± 48% sched_debug.cfs_rq[37]:/.tg_load_avg_contrib
0.50 ±100% +450.0% 2.75 ± 30% sched_debug.cfs_rq[38]:/.load_avg
24524 ± 15% -64.3% 8764 ± 28% sched_debug.cfs_rq[38]:/.min_vruntime
0.50 ±100% +450.0% 2.75 ± 30% sched_debug.cfs_rq[38]:/.tg_load_avg_contrib
24164 ± 23% -67.4% 7871 ± 45% sched_debug.cfs_rq[39]:/.min_vruntime
1100 ± 14% +40.9% 1550 ± 28% sched_debug.cfs_rq[3]:/.exec_clock
27801 ± 8% -53.8% 12833 ± 25% sched_debug.cfs_rq[3]:/.min_vruntime
25596 ± 24% -77.2% 5828 ± 37% sched_debug.cfs_rq[40]:/.min_vruntime
0.00 ± 0% +Inf% 1.75 ± 74% sched_debug.cfs_rq[41]:/.load_avg
25382 ± 16% -71.5% 7225 ± 39% sched_debug.cfs_rq[41]:/.min_vruntime
0.00 ± 0% +Inf% 1.75 ± 74% sched_debug.cfs_rq[41]:/.tg_load_avg_contrib
1.00 ±141% +325.0% 4.25 ± 50% sched_debug.cfs_rq[42]:/.load_avg
22692 ± 13% -61.6% 8702 ± 38% sched_debug.cfs_rq[42]:/.min_vruntime
1.00 ±141% +325.0% 4.25 ± 50% sched_debug.cfs_rq[42]:/.tg_load_avg_contrib
25387 ± 7% -70.2% 7574 ± 33% sched_debug.cfs_rq[43]:/.min_vruntime
23889 ± 14% -60.1% 9530 ± 67% sched_debug.cfs_rq[44]:/.min_vruntime
0.25 ±173% +1000.0% 2.75 ± 39% sched_debug.cfs_rq[45]:/.load_avg
21897 ± 15% -54.6% 9943 ± 28% sched_debug.cfs_rq[45]:/.min_vruntime
-16192 ± -7% -48.7% -8303 ±-51% sched_debug.cfs_rq[45]:/.spread0
0.25 ±173% +1000.0% 2.75 ± 39% sched_debug.cfs_rq[45]:/.tg_load_avg_contrib
24639 ± 21% -64.1% 8855 ± 39% sched_debug.cfs_rq[46]:/.min_vruntime
25239 ± 6% -59.0% 10353 ± 37% sched_debug.cfs_rq[47]:/.min_vruntime
3.25 ± 90% +1738.5% 59.75 ±148% sched_debug.cfs_rq[4]:/.load_avg
27745 ± 7% -59.1% 11337 ± 21% sched_debug.cfs_rq[4]:/.min_vruntime
3.25 ± 90% +1738.5% 59.75 ±148% sched_debug.cfs_rq[4]:/.tg_load_avg_contrib
26.00 ± 98% +309.6% 106.50 ± 82% sched_debug.cfs_rq[4]:/.util_avg
25027 ± 11% -52.7% 11834 ± 29% sched_debug.cfs_rq[5]:/.min_vruntime
26777 ± 13% -60.3% 10631 ± 61% sched_debug.cfs_rq[6]:/.min_vruntime
25.00 ± 45% -62.0% 9.50 ± 75% sched_debug.cfs_rq[6]:/.util_avg
25408 ± 9% -49.0% 12966 ± 51% sched_debug.cfs_rq[7]:/.min_vruntime
25245 ± 12% -58.6% 10460 ± 27% sched_debug.cfs_rq[8]:/.min_vruntime
850.74 ± 6% +24.9% 1062 ± 12% sched_debug.cfs_rq[9]:/.exec_clock
21282 ± 6% -47.5% 11170 ± 29% sched_debug.cfs_rq[9]:/.min_vruntime
-16808 ±-13% -57.9% -7076 ±-46% sched_debug.cfs_rq[9]:/.spread0
13055 ± 9% -12.4% 11442 ± 12% sched_debug.cpu#10.nr_switches
5695 ± 9% -16.9% 4734 ± 13% sched_debug.cpu#10.sched_goidle
7680 ± 7% +19.8% 9198 ± 11% sched_debug.cpu#15.nr_load_updates
12164 ± 4% +17.2% 14262 ± 7% sched_debug.cpu#18.sched_count
2403 ± 14% +22.4% 2942 ± 5% sched_debug.cpu#18.ttwu_local
1.00 ±212% -375.0% -2.75 ±-53% sched_debug.cpu#22.nr_uninterruptible
2288 ± 15% +24.2% 2841 ± 9% sched_debug.cpu#23.ttwu_local
2414 ± 23% -31.2% 1660 ± 15% sched_debug.cpu#24.ttwu_count
2156 ± 15% -28.2% 1549 ± 13% sched_debug.cpu#24.ttwu_local
2077 ± 15% -24.8% 1562 ± 14% sched_debug.cpu#29.ttwu_count
1719 ± 6% -14.5% 1470 ± 11% sched_debug.cpu#34.ttwu_local
2347 ± 25% -23.3% 1799 ± 11% sched_debug.cpu#47.ttwu_local
-4.00 ±-39% -137.5% 1.50 ±238% sched_debug.cpu#9.nr_uninterruptible
=========================================================================================
tbox_group/testcase/rootfs/kconfig/compiler/test:
nhm-white2/unixbench/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/shell1
commit:
fde7d22e01aa0d252fc5c95fa11f0dac35a4dd59
3e386d56bafbb6d2540b49367444997fc671ea69
fde7d22e01aa0d25 3e386d56bafbb6d2540b493674
---------------- --------------------------
%stddev %change %stddev
\ | \
7433 ± 0% -0.8% 7376 ± 0% unixbench.time.maximum_resident_set_size
4602 ± 19% +33.2% 6132 ± 0% meminfo.AnonHugePages
0.31 ± 72% -75.4% 0.08 ± 6% turbostat.Pkg%pc3
7552 ± 2% -11.9% 6656 ± 0% slabinfo.kmalloc-8.active_objs
7552 ± 2% -11.9% 6656 ± 0% slabinfo.kmalloc-8.num_objs
46156 ± 6% +17.4% 54180 ± 0% vmstat.system.cs
12893 ± 8% +27.1% 16386 ± 0% vmstat.system.in
3060906 ± 6% +34.5% 4117057 ± 1% cpuidle.C1-NHM.usage
7.226e+08 ± 23% -24.1% 5.487e+08 ± 0% cpuidle.C6-NHM.time
157908 ± 5% -40.7% 93649 ± 5% cpuidle.POLL.time
11920829 ±119% -100.0% 0.00 ± -1% 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
2145589 ±105% -100.0% 404.50 ± 8% latency_stats.avg.wait_on_page_bit.filemap_fdatawait_range.filemap_fdatawait.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
19732421 ±101% -100.0% 0.00 ± -1% 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
20091553 ±101% -100.0% 1856 ± 7% latency_stats.max.wait_on_page_bit.filemap_fdatawait_range.filemap_fdatawait.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
24618851 ±108% -100.0% 0.00 ± -1% 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
20945539 ±101% -100.0% 4420 ± 1% latency_stats.sum.wait_on_page_bit.filemap_fdatawait_range.filemap_fdatawait.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
0.00 ± 0% +8.4e+13% 837002 ± 86% sched_debug.cfs_rq[0]:/.MIN_vruntime
0.00 ± 0% +8.4e+13% 837002 ± 86% sched_debug.cfs_rq[0]:/.max_vruntime
8.50 ± 54% +2647.1% 233.50 ± 93% sched_debug.cfs_rq[1]:/.load
204224 ± 47% -87.2% 26105 ± 16% sched_debug.cfs_rq[1]:/.spread0
10.25 ± 19% -51.2% 5.00 ± 0% sched_debug.cfs_rq[2]:/.nr_spread_over
173.00 ± 38% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.removed_load_avg
170.00 ± 39% -100.0% 0.00 ± -1% sched_debug.cfs_rq[2]:/.removed_util_avg
5.00 ± 44% +70.0% 8.50 ± 5% sched_debug.cfs_rq[3]:/.nr_spread_over
7.25 ± 64% +127.6% 16.50 ± 21% sched_debug.cfs_rq[3]:/.util_avg
13.25 ± 11% -66.0% 4.50 ± 77% sched_debug.cfs_rq[4]:/.load
-11087 ±-722% +1314.6% -156849 ± 0% sched_debug.cfs_rq[4]:/.spread0
0.25 ±173% +3.3e+05% 829.50 ± 99% sched_debug.cfs_rq[6]:/.load_avg
41.67 ±141% +243.2% 143.00 ± 0% sched_debug.cfs_rq[6]:/.removed_load_avg
41.67 ±141% +243.2% 143.00 ± 0% sched_debug.cfs_rq[6]:/.removed_util_avg
5.25 ± 15% +195.2% 15.50 ± 54% sched_debug.cfs_rq[6]:/.runnable_load_avg
7903 ±1955% -4052.1% -312364 ± 0% sched_debug.cfs_rq[6]:/.spread0
0.25 ±173% +3.3e+05% 829.50 ± 99% sched_debug.cfs_rq[6]:/.tg_load_avg_contrib
4.75 ± 17% +36.8% 6.50 ± 7% sched_debug.cpu#0.cpu_load[0]
7.00 ± 17% -35.7% 4.50 ± 11% sched_debug.cpu#1.cpu_load[2]
8.00 ± 57% +93.8% 15.50 ± 9% sched_debug.cpu#1.load
4.00 ± 17% +37.5% 5.50 ± 9% sched_debug.cpu#2.cpu_load[1]
14.00 ± 13% -67.9% 4.50 ± 77% sched_debug.cpu#4.load
122580 ± 50% -35.6% 78933 ± 0% sched_debug.cpu#4.ttwu_local
537910 ± 8% +15.5% 621138 ± 7% sched_debug.cpu#5.avg_idle
4.00 ± 81% +1875.0% 79.00 ± 88% sched_debug.cpu#5.cpu_load[0]
117.75 ± 15% +22.3% 144.00 ± 0% sched_debug.cpu#5.nr_uninterruptible
3.50 ± 31% +342.9% 15.50 ± 54% sched_debug.cpu#6.cpu_load[0]
4.50 ± 19% +233.3% 15.00 ± 60% sched_debug.cpu#6.cpu_load[1]
1039435 ± 86% +469.1% 5915058 ± 4% sched_debug.cpu#6.nr_switches
1039727 ± 86% +468.9% 5915290 ± 4% sched_debug.cpu#6.sched_count
430761 ± 96% +528.8% 2708717 ± 4% sched_debug.cpu#6.sched_goidle
458677 ± 97% +533.5% 2905713 ± 4% sched_debug.cpu#6.ttwu_count
334147 ±135% +734.5% 2788322 ± 4% sched_debug.cpu#6.ttwu_local
481139 ± 12% +26.2% 607278 ± 5% sched_debug.cpu#7.avg_idle
14.75 ± 24% +66.1% 24.50 ± 2% sched_debug.cpu#7.load
2.65 ±133% -99.7% 0.01 ± 5% sched_debug.rt_rq[4]:/.rt_time
0.44 ±171% +1999.6% 9.32 ± 28% sched_debug.rt_rq[6]:/.rt_time
=========================================================================================
tbox_group/testcase/rootfs/kconfig/compiler/test:
nhm-white2/unixbench/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/spawn
commit:
fde7d22e01aa0d252fc5c95fa11f0dac35a4dd59
3e386d56bafbb6d2540b49367444997fc671ea69
fde7d22e01aa0d25 3e386d56bafbb6d2540b493674
---------------- --------------------------
%stddev %change %stddev
\ | \
352.00 ± 9% -27.3% 256.00 ± 0% slabinfo.kmem_cache_node.active_objs
352.00 ± 9% -27.3% 256.00 ± 0% slabinfo.kmem_cache_node.num_objs
1865 ± 4% -12.9% 1625 ± 2% slabinfo.proc_inode_cache.num_objs
10.00 ± 15% -35.0% 6.50 ± 7% sched_debug.cfs_rq[1]:/.nr_spread_over
18.75 ±136% +121.3% 41.50 ± 80% sched_debug.cfs_rq[1]:/.util_avg
4.75 ± 22% +173.7% 13.00 ± 0% sched_debug.cfs_rq[2]:/.nr_spread_over
7.50 ± 27% -53.3% 3.50 ± 14% sched_debug.cfs_rq[4]:/.nr_spread_over
28.25 ± 69% -69.9% 8.50 ± 17% sched_debug.cfs_rq[4]:/.tg_load_avg
27.25 ± 61% -74.3% 7.00 ± 0% sched_debug.cfs_rq[5]:/.tg_load_avg
3.75 ± 22% +180.0% 10.50 ± 14% sched_debug.cfs_rq[6]:/.nr_spread_over
28.00 ± 60% -75.0% 7.00 ± 0% sched_debug.cfs_rq[6]:/.tg_load_avg
28.00 ± 60% -75.0% 7.00 ± 0% sched_debug.cfs_rq[7]:/.tg_load_avg
196603 ± 40% +42.3% 279845 ± 2% sched_debug.cpu#0.avg_idle
56905 ± 7% +12.2% 63846 ± 2% sched_debug.cpu#1.nr_load_updates
693272 ± 6% +119.9% 1524462 ± 53% sched_debug.cpu#1.nr_switches
693317 ± 6% +119.9% 1524508 ± 53% sched_debug.cpu#1.sched_count
308355 ± 7% +126.2% 697610 ± 54% sched_debug.cpu#1.sched_goidle
33.25 ± 89% -98.5% 0.50 ±100% sched_debug.cpu#2.cpu_load[1]
5231 ± 29% -98.2% 94.00 ±100% sched_debug.cpu#2.curr->pid
26.25 ± 76% -96.2% 1.00 ±100% sched_debug.cpu#4.cpu_load[2]
28.50 ± 68% -82.5% 5.00 ± 20% sched_debug.cpu#4.cpu_load[3]
25.75 ± 57% -74.8% 6.50 ± 23% sched_debug.cpu#4.cpu_load[4]
42205 ± 2% +8.4% 45742 ± 2% sched_debug.cpu#4.nr_load_updates
0.75 ±110% +7300.0% 55.50 ± 72% sched_debug.cpu#5.cpu_load[1]
3.75 ± 78% +1806.7% 71.50 ± 31% sched_debug.cpu#5.cpu_load[2]
8.75 ± 50% +580.0% 59.50 ± 12% sched_debug.cpu#5.cpu_load[3]
11.75 ± 25% +257.4% 42.00 ± 7% sched_debug.cpu#5.cpu_load[4]
2713 ± 98% +111.7% 5745 ± 23% sched_debug.cpu#6.curr->pid
21.75 ± 17% -33.3% 14.50 ± 3% sched_debug.cpu#7.nr_uninterruptible
0.00 ±107% +1.3e+06% 30.31 ± 99% sched_debug.rt_rq[5]:/.rt_time
=========================================================================================
tbox_group/testcase/rootfs/kconfig/compiler/test:
nhm-white/unixbench/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/spawn
commit:
fde7d22e01aa0d252fc5c95fa11f0dac35a4dd59
3e386d56bafbb6d2540b49367444997fc671ea69
fde7d22e01aa0d25 3e386d56bafbb6d2540b493674
---------------- --------------------------
%stddev %change %stddev
\ | \
57856 ± 3% -10.6% 51712 ± 1% meminfo.DirectMap4k
545000 ±173% -98.4% 8731 ± 95% latency_stats.avg.wait_on_page_bit.filemap_fdatawait_range.filemap_fdatawait.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
4731410 ±173% -98.4% 75096 ± 97% latency_stats.max.wait_on_page_bit.filemap_fdatawait_range.filemap_fdatawait.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
6539353 ±173% -98.8% 78590 ± 95% latency_stats.sum.wait_on_page_bit.filemap_fdatawait_range.filemap_fdatawait.sync_inodes_sb.sync_inodes_one_sb.iterate_supers.sys_sync.entry_SYSCALL_64_fastpath
5.00 ± 50% +670.0% 38.50 ± 55% sched_debug.cfs_rq[0]:/.util_avg
0.50 ±100% +600.0% 3.50 ± 42% sched_debug.cfs_rq[1]:/.load
6.75 ± 21% -55.6% 3.00 ± 0% sched_debug.cfs_rq[2]:/.nr_spread_over
1.50 ±137% +333.3% 6.50 ± 23% sched_debug.cfs_rq[5]:/.load
2.50 ±103% -100.0% 0.00 ± -1% sched_debug.cfs_rq[6]:/.load_avg
2.50 ±103% -100.0% 0.00 ± -1% sched_debug.cfs_rq[6]:/.tg_load_avg_contrib
6.00 ± 35% +91.7% 11.50 ± 13% sched_debug.cfs_rq[7]:/.nr_spread_over
30.00 ± 78% -98.3% 0.50 ±100% sched_debug.cpu#0.cpu_load[2]
26.75 ± 47% -86.9% 3.50 ±100% sched_debug.cpu#0.cpu_load[3]
20.75 ± 31% -71.1% 6.00 ±100% sched_debug.cpu#0.cpu_load[4]
-9.50 ±-15% +126.3% -21.50 ±-11% sched_debug.cpu#0.nr_uninterruptible
0.00 ± 0% +Inf% 1.50 ± 33% sched_debug.cpu#1.cpu_load[0]
0.75 ± 57% +366.7% 3.50 ± 42% sched_debug.cpu#1.load
56707 ± 5% +9.7% 62228 ± 3% sched_debug.cpu#2.nr_load_updates
0.00 ± 0% +Inf% 1.50 ± 33% sched_debug.cpu#2.nr_running
659778 ± 6% +154.5% 1679293 ± 55% sched_debug.cpu#2.nr_switches
659820 ± 6% +154.5% 1679335 ± 55% sched_debug.cpu#2.sched_count
292590 ± 6% +161.8% 765983 ± 56% sched_debug.cpu#2.sched_goidle
467991 ± 10% -26.0% 346378 ± 3% sched_debug.cpu#5.avg_idle
0.00 ± 0% +Inf% 1.00 ± 0% sched_debug.cpu#5.cpu_load[1]
6696 ± 55% -91.5% 570.00 ± 0% sched_debug.cpu#5.curr->pid
2.00 ± 86% +225.0% 6.50 ± 23% sched_debug.cpu#5.load
0.75 ±1503% +3033.3% 23.50 ± 2% sched_debug.cpu#5.nr_uninterruptible
537025 ± 2% -38.0% 333103 ± 11% sched_debug.cpu#6.avg_idle
5586 ± 59% -100.0% 0.00 ± -1% sched_debug.cpu#6.curr->pid
11.50 ± 51% -234.8% -15.50 ±-22% sched_debug.cpu#6.nr_uninterruptible
50.50 ±132% -100.0% 0.00 ± 0% sched_debug.cpu#7.cpu_load[1]
15.75 ± 47% +61.9% 25.50 ± 17% sched_debug.cpu#7.nr_uninterruptible
0.21 ± 9% +925.9% 2.15 ± 88% sched_debug.rt_rq[2]:/.rt_time
0.01 ± 12% +2.8e+05% 17.68 ± 99% sched_debug.rt_rq[6]:/.rt_time
=========================================================================================
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/sched_yield
commit:
fde7d22e01aa0d252fc5c95fa11f0dac35a4dd59
3e386d56bafbb6d2540b49367444997fc671ea69
fde7d22e01aa0d25 3e386d56bafbb6d2540b493674
---------------- --------------------------
%stddev %change %stddev
\ | \
6076732 ± 0% -2.9% 5899888 ± 0% will-it-scale.per_process_ops
6076808 ± 0% -2.9% 5900615 ± 0% will-it-scale.per_thread_ops
0.53 ± 0% +2.7% 0.54 ± 0% will-it-scale.scalability
436.80 ± 0% -3.3% 422.49 ± 0% will-it-scale.time.user_time
46.75 ± 82% +166.3% 124.50 ± 10% cpuidle.POLL.usage
0.04 ± 10% +88.2% 0.08 ± 23% turbostat.CPU%c3
2.22 ± 5% -23.4% 1.70 ± 1% perf-profile.cycles.__calc_delta.pick_next_task_fair.__schedule.schedule.sys_sched_yield
1.03 ± 2% +22.1% 1.26 ± 3% perf-profile.cycles.clear_buddies.pick_next_entity.pick_next_task_fair.__schedule.schedule
1.16 ± 3% -40.2% 0.70 ± 1% perf-profile.cycles.pick_next_entity.__schedule.schedule.sys_sched_yield.entry_SYSCALL_64_fastpath
5.07 ± 2% +18.8% 6.03 ± 2% perf-profile.cycles.pick_next_entity.pick_next_task_fair.__schedule.schedule.sys_sched_yield
12421 ± 2% -14.2% 10663 ± 3% slabinfo.kmalloc-192.active_objs
12422 ± 2% -12.7% 10847 ± 3% slabinfo.kmalloc-192.num_objs
13355 ± 4% -12.9% 11626 ± 3% slabinfo.kmalloc-512.active_objs
13462 ± 3% -12.2% 11817 ± 4% slabinfo.kmalloc-512.num_objs
10738466 ± 72% +144.2% 26226029 ±152% 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
13687263 ± 73% +91.6% 26226029 ±152% 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
268.25 ± 22% +3e+06% 8101959 ±173% latency_stats.max.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
14282625 ± 75% +83.6% 26226029 ±152% 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
1758 ± 29% +4.6e+05% 8103711 ±173% 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
3871 ± 4% -15.4% 3276 ± 6% numa-vmstat.node0.nr_slab_reclaimable
149717 ± 3% -9.0% 136293 ± 2% numa-vmstat.node2.numa_local
2065 ± 28% +63.8% 3382 ± 28% numa-vmstat.node3.nr_active_anon
650.00 ±127% +240.7% 2214 ± 1% numa-vmstat.node3.nr_inactive_anon
1252 ± 50% +89.1% 2367 ± 0% numa-vmstat.node3.nr_mapped
672.75 ±123% +323.9% 2852 ± 37% numa-vmstat.node3.nr_shmem
35218 ± 14% -14.9% 29979 ± 3% numa-meminfo.node0.Active
1017 ± 11% -21.8% 795.50 ± 9% numa-meminfo.node0.PageTables
15486 ± 4% -15.4% 13105 ± 6% numa-meminfo.node0.SReclaimable
2069 ± 5% +12.4% 2325 ± 8% numa-meminfo.node2.KernelStack
8262 ± 28% +63.8% 13530 ± 28% numa-meminfo.node3.Active(anon)
2601 ±127% +240.5% 8858 ± 1% numa-meminfo.node3.Inactive(anon)
5011 ± 50% +89.0% 9472 ± 0% numa-meminfo.node3.Mapped
2692 ±122% +323.8% 11410 ± 37% numa-meminfo.node3.Shmem
3.75 ± 47% -100.0% 0.00 ± 0% sched_debug.cfs_rq[15]:/.nr_spread_over
197.50 ± 10% -13.9% 170.00 ± 1% sched_debug.cfs_rq[20]:/.util_avg
2.00 ± 35% -83.3% 0.33 ±141% sched_debug.cfs_rq[47]:/.nr_spread_over
8.50 ± 17% +23.5% 10.50 ± 4% sched_debug.cfs_rq[59]:/.load_avg
8.50 ± 17% +23.5% 10.50 ± 4% sched_debug.cfs_rq[59]:/.tg_load_avg_contrib
423.25 ± 17% +25.4% 530.75 ± 8% sched_debug.cfs_rq[59]:/.util_avg
1.00 ±-100% +150.0% 2.50 ± 44% sched_debug.cfs_rq[8]:/.nr_spread_over
2556 ± 13% -22.6% 1979 ± 13% sched_debug.cpu#0.sched_goidle
1581 ± 27% +93.8% 3064 ± 24% sched_debug.cpu#12.sched_goidle
-2.67 ±-98% +143.8% -6.50 ±-44% sched_debug.cpu#2.nr_uninterruptible
576.25 ± 26% +397.3% 2865 ± 75% sched_debug.cpu#22.ttwu_local
4410 ± 9% +68.0% 7411 ± 23% sched_debug.cpu#26.sched_goidle
3509 ± 32% -52.4% 1670 ± 12% sched_debug.cpu#27.curr->pid
-2.00 ±-106% -175.0% 1.50 ±100% sched_debug.cpu#27.nr_uninterruptible
4794 ± 35% -36.9% 3024 ± 8% sched_debug.cpu#28.ttwu_count
0.25 ±1307% -2400.0% -5.75 ±-60% sched_debug.cpu#31.nr_uninterruptible
6465 ± 20% -41.9% 3755 ± 27% sched_debug.cpu#31.sched_goidle
64512 ± 24% -70.5% 19049 ±165% sched_debug.cpu#32.nr_switches
65052 ± 21% -98.8% 804.50 ± 21% sched_debug.cpu#34.nr_switches
1403 ± 30% -75.8% 339.25 ± 33% sched_debug.cpu#35.ttwu_count
608.25 ± 88% -69.5% 185.25 ± 48% sched_debug.cpu#35.ttwu_local
1034 ± 58% -68.8% 322.50 ± 25% sched_debug.cpu#39.ttwu_count
130116 ± 14% -36.5% 82684 ± 33% sched_debug.cpu#4.nr_switches
46901 ± 62% -89.3% 5030 ±124% sched_debug.cpu#40.nr_switches
37807 ± 91% -96.8% 1206 ± 9% sched_debug.cpu#41.nr_switches
893.00 ± 53% -46.3% 479.50 ± 11% sched_debug.cpu#41.sched_goidle
74766 ± 56% -74.7% 18921 ±161% sched_debug.cpu#42.nr_switches
92018 ± 22% -98.4% 1462 ± 18% sched_debug.cpu#43.nr_switches
452.50 ± 28% -34.6% 295.75 ± 18% sched_debug.cpu#43.ttwu_local
74394 ± 37% -96.7% 2453 ± 76% sched_debug.cpu#45.nr_switches
75791 ± 4% -97.5% 1887 ± 56% sched_debug.cpu#46.nr_switches
75463 ± 3% -97.5% 1882 ± 62% sched_debug.cpu#47.nr_switches
42098 ± 12% -67.9% 13516 ±119% sched_debug.cpu#49.nr_switches
468.50 ± 9% +44.0% 674.50 ± 27% sched_debug.cpu#54.sched_goidle
3.75 ± 68% -106.7% -0.25 ±-591% sched_debug.cpu#56.nr_uninterruptible
brickland1: Brickland Ivy Bridge-EX
Memory: 128G
vm-intel12-yocto-x86_64: qemu-system-x86_64 -enable-kvm -cpu Nehalem
Memory: 320M
vm-vp-quantal-x86_64: qemu-system-x86_64 -enable-kvm
Memory: 360M
nhm4: Nehalem
Memory: 4G
ivb42: Ivytown Ivy Bridge-EP
Memory: 64G
nhm-white2: Nehalem
Memory: 4G
nhm-white: Nehalem
Memory: 6G
ivb43: Ivytown Ivy Bridge-EP
Memory: 64G
lkp-sbx04: Sandy Bridge-EX
Memory: 64G
will-it-scale.per_thread_ops
6.1e+06 ++------------------------------------------------*--------------+
| : *..*..*..*..*
6.05e+06 ++ : |
| : |
| : |
6e+06 ++ O O *..* |
*..*.. .*.. .*... .*..*..*.. .. |
5.95e+06 ++ *. *. *..*. *..*..* |
| O O |
5.9e+06 ++ O O O O O O |
O O O O O O |
| |
5.85e+06 ++ O O |
| |
5.8e+06 ++---------------------------------------------------------------+
[*] 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
[-- Attachment #2: job.yaml --]
[-- Type: text/plain, Size: 3289 bytes --]
---
LKP_SERVER: inn
LKP_CGI_PORT: 80
LKP_CIFS_PORT: 139
testcase: will-it-scale
default-monitors:
wait: activate-monitor
kmsg:
uptime:
iostat:
vmstat:
numa-numastat:
numa-vmstat:
numa-meminfo:
proc-vmstat:
proc-stat:
interval: 10
meminfo:
slabinfo:
interrupts:
lock_stat:
latency_stats:
softirqs:
bdi_dev_mapping:
diskstats:
nfsstat:
cpuidle:
cpufreq-stats:
turbostat:
pmeter:
sched_debug:
interval: 60
cpufreq_governor: performance
default-watchdogs:
oom-killer:
watchdog:
commit: 32b88194f71d6ae7768a29f87fbba454728273ee
model: Sandy Bridge-EX
nr_cpu: 64
memory: 64G
nr_ssd_partitions: 4
ssd_partitions: "/dev/disk/by-id/ata-INTEL_SSDSC2CW240A3_CVCV20430*-part1"
swap_partitions:
category: benchmark
perf-profile:
freq: 800
will-it-scale:
test: sched_yield
queue: cyclic
testbox: lkp-sbx04
tbox_group: lkp-sbx04
kconfig: x86_64-rhel
enqueue_time: 2015-10-26 21:17:25.849078362 +08:00
id: 865546e68f867f47383126da9318c105a5a18a6f
user: lkp
compiler: gcc-4.9
head_commit: 37d9bc9d0227e097bd288aa2543a4ce3e0833025
base_commit: 32b88194f71d6ae7768a29f87fbba454728273ee
branch: linux-devel/devel-hourly-2015102612
kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/32b88194f71d6ae7768a29f87fbba454728273ee/vmlinuz-4.3.0-rc7-00278-g32b8819"
rootfs: debian-x86_64-2015-02-07.cgz
result_root: "/result/will-it-scale/performance-sched_yield/lkp-sbx04/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/32b88194f71d6ae7768a29f87fbba454728273ee/0"
job_file: "/lkp/scheduled/lkp-sbx04/cyclic_will-it-scale-performance-sched_yield-x86_64-rhel-CYCLIC_BASE-32b88194f71d6ae7768a29f87fbba454728273ee-20151026-130359-1jtllfh-0.yaml"
dequeue_time: 2015-10-27 01:47:06.624095645 +08:00
max_uptime: 1500
initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz"
bootloader_append:
- root=/dev/ram0
- user=lkp
- job=/lkp/scheduled/lkp-sbx04/cyclic_will-it-scale-performance-sched_yield-x86_64-rhel-CYCLIC_BASE-32b88194f71d6ae7768a29f87fbba454728273ee-20151026-130359-1jtllfh-0.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel
- branch=linux-devel/devel-hourly-2015102612
- commit=32b88194f71d6ae7768a29f87fbba454728273ee
- BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/32b88194f71d6ae7768a29f87fbba454728273ee/vmlinuz-4.3.0-rc7-00278-g32b8819
- max_uptime=1500
- RESULT_ROOT=/result/will-it-scale/performance-sched_yield/lkp-sbx04/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/32b88194f71d6ae7768a29f87fbba454728273ee/0
- LKP_SERVER=inn
- |2-
earlyprintk=ttyS0,115200 systemd.log_level=err
debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100
panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0
console=ttyS0,115200 console=tty0 vga=normal
rw
lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz"
modules_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/32b88194f71d6ae7768a29f87fbba454728273ee/modules.cgz"
bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/turbostat.cgz,/lkp/benchmarks/turbostat.cgz,/lkp/benchmarks/will-it-scale.cgz"
job_state: finished
loadavg: 45.11 20.08 7.82 1/651 11463
start_time: '1445881676'
end_time: '1445881984'
version: "/lkp/lkp/.src-20151026-195053"
[-- Attachment #3: reproduce.ksh --]
[-- Type: text/plain, Size: 4778 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/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/cpu56/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu57/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu58/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu59/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu60/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu61/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu62/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu63/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
./runtest.py sched_yield 16 both 1 8 16 24 32 48 64
reply other threads:[~2015-11-02 8:22 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=87wpu095ex.fsf@yhuang-dev.intel.com \
--to=ying.huang@linux.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.