[lkp] [perf/x86/intel/uncore] d6980ef325: -33.2% aim9.brk_test.ops_per_sec

From: kernel test robot
Date: Thu Jan 14 2016 - 03:21:03 EST

FYI, we noticed the below changes on

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
commit d6980ef32570e2a26e05b1183788f4b70f1f27d0 ("perf/x86/intel/uncore: Add Broadwell-EP uncore support")


=========================================================================================
compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase/testtime:
gcc-4.9/powersave/x86_64-rhel/debian-x86_64-2015-02-07.cgz/lkp-bdw-ep1/all/aim9/5s

commit:
d3bcd64bbc35076a80c56918c905ddb167d097d8
d6980ef32570e2a26e05b1183788f4b70f1f27d0

d3bcd64bbc35076a d6980ef32570e2a26e05b11837
---------------- --------------------------
%stddev %change %stddev
\ | \
2647573 ± 0% -33.2% 1768444 ± 2% aim9.brk_test.ops_per_sec
862.61 ± 0% -1.9% 845.93 ± 0% aim9.exec_test.ops_per_sec
543939 ± 1% -11.1% 483633 ± 2% aim9.page_test.ops_per_sec
5472098 ± 1% -5.7% 5160540 ± 1% aim9.time.minor_page_faults
1300 ± 12% -21.3% 1023 ± 15% slabinfo.blkdev_requests.active_objs
1300 ± 12% -21.3% 1023 ± 15% slabinfo.blkdev_requests.num_objs
650.93 ± 13% -22.4% 505.41 ± 18% sched_debug.cfs_rq:/.exec_clock.16
2224 ± 43% -44.9% 1225 ± 15% sched_debug.cpu.nr_switches.48
0.43 ±410% -566.7% -2.00 ±-130% sched_debug.cpu.nr_uninterruptible.28
2.57 ±148% -133.3% -0.86 ±-236% sched_debug.cpu.nr_uninterruptible.44
2229 ± 43% -44.7% 1232 ± 15% sched_debug.cpu.sched_count.48
1009 ± 49% -45.3% 552.43 ± 13% sched_debug.cpu.sched_goidle.48
2851 ± 35% -47.1% 1507 ± 44% sched_debug.cpu.ttwu_count.16
611.86 ± 34% +117.0% 1327 ± 71% sched_debug.cpu.ttwu_local.33

lkp-bdw-ep1: Broadwell-EP
Memory: 48G

aim9.brk_test.ops_per_sec

2.7e+06 ++-----------*----*-------------------*--*-*--*-------------------+
2.6e+06 *+.*.*..*.*. *. *..*.*..*.*..*..* *..*. .*.*..*.*..*
| *. |
2.5e+06 ++ |
2.4e+06 ++ |
2.3e+06 ++ |
2.2e+06 ++ |
| |
2.1e+06 ++ |
2e+06 ++ |
1.9e+06 ++ |
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 |
1.7e+06 ++ O |
1.6e+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
---
LKP_SERVER: inn
LKP_CGI_PORT: 80
LKP_CIFS_PORT: 139
testcase: aim9
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: powersave
default-watchdogs:
oom-killer:
watchdog:
commit: d6980ef32570e2a26e05b1183788f4b70f1f27d0
model: Broadwell-EP
memory: 48G
hdd_partitions:
swap_partitions: "/dev/disk/by-id/ata-WDC_WD1002FAEX-00Z3A0_WD-WCATRC577623-part5"
rootfs_partition: "/dev/disk/by-id/ata-WDC_WD1002FAEX-00Z3A0_WD-WCATRC577623-part2"
pmeter_server: lkp-os
pmeter_device: yokogawa-wt310
category: benchmark
perf-profile:
aim9:
testtime: 5s
test: all
queue: bisect
testbox: lkp-bdw-ep1
tbox_group: lkp-bdw-ep1
kconfig: x86_64-rhel
enqueue_time: 2016-01-10 04:40:13.999739488 +08:00
id: d607f8f9b7045721d456c871aa1ef7802bee3bba
user: lkp
compiler: gcc-4.9
head_commit: a9f88d268f50e49542e02d8ce4f5b05e6b63029e
base_commit: 168309855a7d1e16db751e9c647119fe2d2dc878
branch: linux-devel/devel-hourly-2016010707
rootfs: debian-x86_64-2015-02-07.cgz
result_root: "/result/aim9/powersave-5s-all/lkp-bdw-ep1/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/d6980ef32570e2a26e05b1183788f4b70f1f27d0/0"
job_file: "/lkp/scheduled/lkp-bdw-ep1/bisect_aim9-powersave-5s-all-debian-x86_64-2015-02-07.cgz-x86_64-rhel-d6980ef32570e2a26e05b1183788f4b70f1f27d0-20160110-7612-19dwgvd-0.yaml"
nr_cpu: "$(nproc)"
max_uptime: 1295.82
initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz"
bootloader_append:
- root=/dev/ram0
- user=lkp
- job=/lkp/scheduled/lkp-bdw-ep1/bisect_aim9-powersave-5s-all-debian-x86_64-2015-02-07.cgz-x86_64-rhel-d6980ef32570e2a26e05b1183788f4b70f1f27d0-20160110-7612-19dwgvd-0.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel
- branch=linux-devel/devel-hourly-2016010707
- commit=d6980ef32570e2a26e05b1183788f4b70f1f27d0
- BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/d6980ef32570e2a26e05b1183788f4b70f1f27d0/vmlinuz-4.4.0-rc5-00235-gd6980ef
- max_uptime=1295
- RESULT_ROOT=/result/aim9/powersave-5s-all/lkp-bdw-ep1/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/d6980ef32570e2a26e05b1183788f4b70f1f27d0/0
- 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/d6980ef32570e2a26e05b1183788f4b70f1f27d0/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/aim9-x86_64.cgz"
linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/d6980ef32570e2a26e05b1183788f4b70f1f27d0/linux-headers.cgz"
repeat_to: 2
kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/d6980ef32570e2a26e05b1183788f4b70f1f27d0/vmlinuz-4.4.0-rc5-00235-gd6980ef"
dequeue_time: 2016-01-10 07:52:07.091523392 +08:00
job_state: finished
loadavg: 1.05 0.65 0.28 2/847 34593
start_time: '1452383578'
end_time: '1452383878'
version: "/lkp/lkp/.src-20160108-171656"

Attachment: reproduce.sh
Description: Bourne shell script