[lkp] [x86, pkeys] 2205cb3c40: 22.4% will-it-scale.per_thread_ops
From: kernel test robot
Date: Thu Oct 08 2015 - 02:12:12 EST
FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/daveh/x86-pkeys.git pkeys-v005-protsyscalls
commit 2205cb3c40c2ba6521427c9f8f36b2d4f2f2a98d ("x86, pkeys: arch-specific protection bits")
=========================================================================================
tbox_group/testcase/rootfs/kconfig/compiler/cpufreq_governor/test:
lkp-xbm/will-it-scale/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/performance/pread1
commit:
d1d70274836b555fdc790a4957ce5ca24b427bf4
2205cb3c40c2ba6521427c9f8f36b2d4f2f2a98d
d1d70274836b555f 2205cb3c40c2ba6521427c9f8f
---------------- --------------------------
%stddev %change %stddev
\ | \
1440317 ± 0% +22.4% 1762590 ± 0% will-it-scale.per_thread_ops
313.14 ± 0% -2.1% 306.57 ± 0% will-it-scale.time.system_time
27.99 ± 0% +24.0% 34.71 ± 0% will-it-scale.time.user_time
13.25 ± 20% -50.9% 6.50 ± 41% cpuidle.POLL.usage
27.99 ± 0% +24.0% 34.71 ± 0% time.user_time
1965 ± 0% -19.1% 1590 ± 3% vmstat.system.cs
37.50 ± 4% -24.0% 28.50 ± 9% sched_debug.cfs_rq[0]:/.nr_spread_over
144.50 ± 6% -17.8% 118.75 ± 9% sched_debug.cfs_rq[1]:/.load_avg
145.50 ± 6% -18.6% 118.50 ± 9% sched_debug.cfs_rq[1]:/.tg_load_avg_contrib
lkp-xbm: Sandy Bridge
Memory: 2G
will-it-scale.per_thread_ops
1.8e+06 ++------------O-O--O--O-O-----O--O---------O-----O-O--O----------+
O O O O O O O O O O O O O
1.75e+06 ++ O |
| |
1.7e+06 ++ |
1.65e+06 ++ |
| |
1.6e+06 ++ |
| |
1.55e+06 ++ |
1.5e+06 ++ |
| *..*.. |
1.45e+06 ++ .. .* |
*..*.*..*..*..*.*..*..*.* *.*..*..*.*..*..*.*..*. |
1.4e+06 ++---------------------------------------------------------------+
will-it-scale.time.user_time
36 ++---------------------------------------------------------------------+
| O O O |
35 ++ O O O O O O O O O O O O O O O
34 ++ O O O |
O O O |
33 ++ O |
32 ++ |
| |
31 ++ |
30 ++ |
| |
29 ++ *..*.. |
28 ++ .. .* |
*..*.. .*..*..*.. .* *.*..*..*..*..*..*..*..*. |
27 ++----*-----------*--*--*----------------------------------------------+
will-it-scale.time.system_time
315 ++--------------------------------------------------------------------+
314 ++ .*.. .*.*..*.. |
*..*. *..*..*. *.. *..*.. .*..*..*..*. .*.. |
313 ++ *.. .. *. *. * |
312 ++ * |
| |
311 ++ |
310 ++ |
309 ++ |
| O |
308 O+ O O |
307 ++ O O O O O O |
| O O O O O O O O O O O O O
306 ++ O O |
305 ++--------------------------------------------------------------------+
time.user_time
36 ++---------------------------------------------------------------------+
| O O O |
35 ++ O O O O O O O O O O O O O O O
34 ++ O O O |
O O O |
33 ++ O |
32 ++ |
| |
31 ++ |
30 ++ |
| |
29 ++ *..*.. |
28 ++ .. .* |
*..*.. .*..*..*.. .* *.*..*..*..*..*..*..*..*. |
27 ++----*-----------*--*--*----------------------------------------------+
[*] 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
---
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: 0a1802348e8f5301bdb6a5d59b8def2034ac3c3e
model: Sandy Bridge
memory: 2G
nr_cpu: 8
hdd_partitions:
swap_partitions:
rootfs_partition:
category: benchmark
perf-profile:
freq: 800
will-it-scale:
test: pread1
queue: cyclic
testbox: lkp-xbm
tbox_group: lkp-xbm
kconfig: x86_64-rhel
enqueue_time: 2015-09-20 07:25:22.950602827 +08:00
id: a12af3d9bf932d8b38ec836fc5337d3f76c8d51b
user: lkp
compiler: gcc-4.9
head_commit: 0a1802348e8f5301bdb6a5d59b8def2034ac3c3e
base_commit: 6ff33f3902c3b1c5d0db6b1e2c70b6d76fba357f
branch: linux-devel/devel-hourly-2015092101
kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/0a1802348e8f5301bdb6a5d59b8def2034ac3c3e/vmlinuz-4.3.0-rc1-01427-g0a18023"
rootfs: debian-x86_64-2015-02-07.cgz
result_root: "/result/will-it-scale/performance-pread1/lkp-xbm/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/0a1802348e8f5301bdb6a5d59b8def2034ac3c3e/0"
job_file: "/lkp/scheduled/lkp-xbm/cyclic_will-it-scale-performance-pread1-x86_64-rhel-CYCLIC_HEAD-0a1802348e8f5301bdb6a5d59b8def2034ac3c3e-20150920-60575-12lqfz9-0.yaml"
dequeue_time: 2015-09-21 02:42:02.842494013 +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-xbm/cyclic_will-it-scale-performance-pread1-x86_64-rhel-CYCLIC_HEAD-0a1802348e8f5301bdb6a5d59b8def2034ac3c3e-20150920-60575-12lqfz9-0.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel
- branch=linux-devel/devel-hourly-2015092101
- commit=0a1802348e8f5301bdb6a5d59b8def2034ac3c3e
- BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/0a1802348e8f5301bdb6a5d59b8def2034ac3c3e/vmlinuz-4.3.0-rc1-01427-g0a18023
- max_uptime=1500
- RESULT_ROOT=/result/will-it-scale/performance-pread1/lkp-xbm/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/0a1802348e8f5301bdb6a5d59b8def2034ac3c3e/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-4.9/0a1802348e8f5301bdb6a5d59b8def2034ac3c3e/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: 6.83 3.28 1.30 1/120 3682
start_time: '1442774590'
end_time: '1442774818'
version: "/lkp/lkp/.src-20150921-000722"
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/cpu2/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor
./runtest.py pread1 32 both 1 6 8