* [scheduler] a13869ace4: No primary result change, -4.3% unixbench.time.system_time
@ 2015-12-18 8:14 kernel test robot
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From: kernel test robot @ 2015-12-18 8:14 UTC (permalink / raw)
To: lkp
[-- Attachment #1: Type: text/plain, Size: 8927 bytes --]
FYI, we noticed the below changes on
https://github.com/0day-ci/linux Yuyang-Du/sched-Fix-new-task-s-load-avg-removed-from-source-CPU-in/20151216-154529
commit a13869ace4e73d0aa7e54f5c2066d8445acb1c97 ("PELT initial task load and wake_up_new_task()")
=========================================================================================
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/shell1/unixbench
commit:
aa0b7ae06387d40a988ce16a189082dee6e570bc
a13869ace4e73d0aa7e54f5c2066d8445acb1c97
aa0b7ae06387d40a a13869ace4e73d0aa7e54f5c20
---------------- --------------------------
%stddev %change %stddev
\ | \
140.50 ± 0% -2.5% 137.00 ± 0% unixbench.time.percent_of_cpu_this_job_got
191.28 ± 0% -4.3% 183.09 ± 0% unixbench.time.system_time
1043479 ± 0% -1.3% 1029838 ± 0% unixbench.time.voluntary_context_switches
22549 ± 0% -4.6% 21509 ± 0% vmstat.system.cs
31759 ± 6% -8.1% 29176 ± 1% meminfo.Active(anon)
5638 ± 11% +65.4% 9323 ± 1% meminfo.PageTables
721.75 ± 23% +62.9% 1176 ± 7% numa-vmstat.node0.nr_page_table_pages
753.50 ± 34% +51.5% 1141 ± 7% numa-vmstat.node1.nr_page_table_pages
7939 ± 6% -8.3% 7284 ± 1% proc-vmstat.nr_active_anon
1410 ± 11% +65.4% 2332 ± 1% proc-vmstat.nr_page_table_pages
2918 ± 24% +61.7% 4719 ± 7% numa-meminfo.node0.PageTables
3943 ± 7% -17.7% 3245 ± 7% numa-meminfo.node1.KernelStack
3001 ± 33% +52.7% 4583 ± 7% numa-meminfo.node1.PageTables
165448 ± 4% -11.9% 145739 ± 1% softirqs.RCU
162832 ± 0% -21.2% 128362 ± 0% softirqs.SCHED
360205 ± 1% -28.7% 256686 ± 0% softirqs.TIMER
37.47 ± 1% +18.5% 44.40 ± 0% turbostat.CPU%c1
59.49 ± 0% -11.7% 52.56 ± 0% turbostat.CPU%c6
2.02 ± 12% -22.0% 1.57 ± 10% turbostat.Pkg%pc2
1.415e+09 ± 1% +30.9% 1.853e+09 ± 1% cpuidle.C1-IVT.time
3219 ± 2% +71.3% 5517 ± 3% cpuidle.C1E-IVT.usage
2502248 ± 9% +118.3% 5461426 ± 6% cpuidle.C3-IVT.time
5183 ± 1% +136.8% 12276 ± 3% cpuidle.C3-IVT.usage
994519 ±148% -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
162402 ±127% -96.6% 5547 ±150% latency_stats.avg.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
994519 ±148% -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
1238838 ±117% -98.3% 21437 ±147% 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
994519 ±148% -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
1241267 ±117% -97.2% 34234 ±144% 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
16226 ± 4% +11.3% 18055 ± 1% slabinfo.kmalloc-192.active_objs
16320 ± 4% +11.5% 18203 ± 1% slabinfo.kmalloc-192.num_objs
8573 ± 5% -8.0% 7887 ± 1% slabinfo.kmalloc-96.active_objs
8622 ± 5% -8.0% 7929 ± 1% slabinfo.kmalloc-96.num_objs
446.25 ± 16% -28.6% 318.75 ± 6% slabinfo.kmem_cache.active_objs
446.25 ± 16% -28.6% 318.75 ± 6% slabinfo.kmem_cache.num_objs
605.00 ± 15% -26.4% 445.00 ± 6% slabinfo.kmem_cache_node.active_objs
624.00 ± 15% -25.6% 464.00 ± 5% slabinfo.kmem_cache_node.num_objs
ivb42: Ivytown Ivy Bridge-EP
Memory: 64G
cpuidle.C1-IVT.time
2.1e+09 ++----------------------------------------------------------------+
| O |
2e+09 O+ O O O O |
1.9e+09 ++O O O O O |
| O O O O O |
1.8e+09 ++ O O O O O |
| |
1.7e+09 ++ |
| |
1.6e+09 ++ |
1.5e+09 ++ |
| .*. .*. .*. |
1.4e+09 ++*.*.*.*. .*.*..*.*.*.*.*.*.*.*.*.*.*.*.* *.*. *.*.* *.*.*.*
* * |
1.3e+09 ++----------------------------------------------------------------+
cpuidle.C3-IVT.usage
14000 ++------------------------------------------------------------------+
13000 ++ O O |
| O O O |
12000 ++ O O O O |
11000 ++O O O O |
O O O O O |
10000 ++ O O O |
9000 ++ |
8000 ++ |
| |
7000 ++ |
6000 ++ .*. |
|.*.*.*..*.*. .*.*.*.*.*..*.*.*.*.*.*.*.*..*.*.*.* *.*.*..*.*.*. .*
5000 *+ * * |
4000 ++------------------------------------------------------------------+
unixbench.time.system_time
192 *+*-------------------------------------------------------------------+
191 ++ *..*.*.*. .*..*.*. .*.*.*..*.*. .*. .*. .*.*.*..*.*.*.*. .*..*.*.*
| * * * *. * * |
190 ++ |
189 ++ |
| |
188 ++ |
187 ++ |
186 ++ |
| |
185 ++ |
184 ++ |
| O O O O O O O |
183 O+O O O O O O O O O O O O O |
182 ++--------------------------------------------------------------------+
[*] 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: 3216 bytes --]
---
LKP_SERVER: inn
LKP_CGI_PORT: 80
LKP_CIFS_PORT: 139
testcase: unixbench
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: a13869ace4e73d0aa7e54f5c2066d8445acb1c97
model: Ivytown Ivy Bridge-EP
nr_cpu: 48
memory: 64G
swap_partitions: LABEL=SWAP
rootfs_partition: LABEL=LKP-ROOTFS
category: benchmark
nr_task: 1
unixbench:
test: shell1
queue: bisect
testbox: ivb42
tbox_group: ivb42
kconfig: x86_64-rhel
enqueue_time: 2015-12-18 09:56:43.206309498 +08:00
id: 57b4b792fd012ccd380e1205f3cc40509d53d0be
user: lkp
compiler: gcc-4.9
head_commit: 8dfd54c07314f2e0d64858ed8701d8463240aae1
base_commit: 9f9499ae8e6415cefc4fe0a96ad0e27864353c89
branch: linux-devel/devel-hourly-2015121713
rootfs: debian-x86_64-2015-02-07.cgz
result_root: "/result/unixbench/performance-1-shell1/ivb42/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/a13869ace4e73d0aa7e54f5c2066d8445acb1c97/0"
job_file: "/lkp/scheduled/ivb42/bisect_unixbench-performance-1-shell1-debian-x86_64-2015-02-07.cgz-x86_64-rhel-a13869ace4e73d0aa7e54f5c2066d8445acb1c97-20151218-30633-5z80ln-0.yaml"
max_uptime: 1891.8400000000001
initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz"
bootloader_append:
- root=/dev/ram0
- user=lkp
- job=/lkp/scheduled/ivb42/bisect_unixbench-performance-1-shell1-debian-x86_64-2015-02-07.cgz-x86_64-rhel-a13869ace4e73d0aa7e54f5c2066d8445acb1c97-20151218-30633-5z80ln-0.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel
- branch=linux-devel/devel-hourly-2015121713
- commit=a13869ace4e73d0aa7e54f5c2066d8445acb1c97
- BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/a13869ace4e73d0aa7e54f5c2066d8445acb1c97/vmlinuz-4.4.0-rc2-00037-ga13869a
- max_uptime=1891
- RESULT_ROOT=/result/unixbench/performance-1-shell1/ivb42/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/a13869ace4e73d0aa7e54f5c2066d8445acb1c97/0
- 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/a13869ace4e73d0aa7e54f5c2066d8445acb1c97/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/unixbench.cgz"
repeat_to: 2
kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/a13869ace4e73d0aa7e54f5c2066d8445acb1c97/vmlinuz-4.4.0-rc2-00037-ga13869a"
dequeue_time: 2015-12-18 10:02:31.164698571 +08:00
job_state: finished
loadavg: 1.39 0.90 0.39 1/517 103913
start_time: '1450404194'
end_time: '1450404383'
version: "/lkp/lkp/.src-20151218-093457"
[-- Attachment #3: reproduce.sh --]
[-- Type: application/x-sh, Size: 4540 bytes --]
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2015-12-18 8:14 [scheduler] a13869ace4: No primary result change, -4.3% unixbench.time.system_time kernel test robot
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