* [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
@ 2015-04-02 1:06 ` Huang Ying
0 siblings, 0 replies; 7+ messages in thread
From: Huang Ying @ 2015-04-02 1:06 UTC (permalink / raw)
To: lkp
[-- Attachment #1: Type: text/plain, Size: 3164 bytes --]
FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git timer/alloc_tvec_statically
commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate per-cpu tvec_base's statically")
testbox/testcase/testparams: lkp-sbx04/boot/performance-1
c5e77f5216abdd1d 17cdf560f2727f687ab159707d
---------------- --------------------------
%stddev %change %stddev
\ | \
410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
testbox/testcase/testparams: wsm/boot/performance-1
c5e77f5216abdd1d 17cdf560f2727f687ab159707d
---------------- --------------------------
85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
testbox/testcase/testparams: lkp-snb01/boot/performance-1
c5e77f5216abdd1d 17cdf560f2727f687ab159707d
---------------- --------------------------
447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
lkp-sbx04: Sandy Bridge-EX
Memory: 64G
wsm: Westmere
Memory: 6G
lkp-snb01: Sandy Bridge-EP
Memory: 32G
boot-meminfo.VmallocUsed
90000 O+-O--O--O-O--O--O--O--O--O-O--O--O--O--O--O-O--O--O--O--O--O-O--O--O
*..*..*..*.*..*..*..*..* *..*..*..* *..*..*..* |
80000 ++ : : : : |
70000 ++ : : : : |
| : : : : |
60000 ++ : : : : |
50000 ++ : : : : |
| : : : : |
40000 ++ : : : : |
30000 ++ : : : : |
| : : : : |
20000 ++ : : : : |
10000 ++ : : : : |
| : : : : |
0 ++------------------------*-*--------------*-*----------------------+
[*] bisect-good sample
[O] bisect-bad sample
To reproduce:
apt-get install ruby
git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
cd lkp-tests
bin/setup-local job.yaml # the job file attached in this email
bin/run-local 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 mailing list
LKP(a)linux.intel.com
[-- Attachment #2: job.yaml --]
[-- Type: text/plain, Size: 1285 bytes --]
---
testcase: boot
default-monitors:
default-watchdogs:
watch-oom:
watchdog:
cpufreq_governor: performance
model: Westmere
memory: 6G
nr_hdd_partitions: 1
hdd_partitions:
swap_partitions:
rootfs_partition:
netconsole_port: 6667
boot-slabinfo:
boot-meminfo:
memmap:
boot-memory:
boot-time:
kernel-size:
sleep: 1
branch: linux-devel/devel-hourly-2015040111
commit: 4a5cba20d58c8acccab671b13c83165be9cba0fb
repeat_to: 1
testbox: wsm
tbox_group: wsm
kconfig: x86_64-rhel
enqueue_time: 2015-04-01 13:38:08.480648100 +08:00
kernel: "/kernel/x86_64-rhel/4a5cba20d58c8acccab671b13c83165be9cba0fb/vmlinuz-4.0.0-rc6-03709-g4a5cba2"
user: lkp
queue: boot
rootfs: debian-x86_64-2015-02-07.cgz
result_root: "/result/wsm/boot/performance-1/debian-x86_64-2015-02-07.cgz/x86_64-rhel/4a5cba20d58c8acccab671b13c83165be9cba0fb/0"
job_file: "/lkp/scheduled/wsm/boot_boot-performance-1-x86_64-rhel-4a5cba20d58c8acccab671b13c83165be9cba0fb-0-20150401-18244-52f40d.yaml"
dequeue_time: 2015-04-01 13:38:26.975590830 +08:00
nr_cpu: "$(nproc)"
max_uptime: 3600
modules_initrd: "/kernel/x86_64-rhel/4a5cba20d58c8acccab671b13c83165be9cba0fb/modules.cgz"
job_state: finished
loadavg: 0.15 0.04 0.02 1/189 631
start_time: '1427866643'
end_time: '1427866644'
version: "/lkp/lkp/.src-20150331-175520"
[-- Attachment #3: reproduce.ksh --]
[-- Type: text/plain, Size: 878 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/cpu2/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu6/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
^ permalink raw reply [flat|nested] 7+ messages in thread* [LKP] [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
@ 2015-04-02 1:06 ` Huang Ying
0 siblings, 0 replies; 7+ messages in thread
From: Huang Ying @ 2015-04-02 1:06 UTC (permalink / raw)
To: Peter Zijlstra; +Cc: Viresh Kumar, LKML, LKP ML
[-- Attachment #1: Type: text/plain, Size: 2990 bytes --]
FYI, we noticed the below changes on
git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git timer/alloc_tvec_statically
commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate per-cpu tvec_base's statically")
testbox/testcase/testparams: lkp-sbx04/boot/performance-1
c5e77f5216abdd1d 17cdf560f2727f687ab159707d
---------------- --------------------------
%stddev %change %stddev
\ | \
410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
testbox/testcase/testparams: wsm/boot/performance-1
c5e77f5216abdd1d 17cdf560f2727f687ab159707d
---------------- --------------------------
85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
testbox/testcase/testparams: lkp-snb01/boot/performance-1
c5e77f5216abdd1d 17cdf560f2727f687ab159707d
---------------- --------------------------
447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
lkp-sbx04: Sandy Bridge-EX
Memory: 64G
wsm: Westmere
Memory: 6G
lkp-snb01: Sandy Bridge-EP
Memory: 32G
boot-meminfo.VmallocUsed
90000 O+-O--O--O-O--O--O--O--O--O-O--O--O--O--O--O-O--O--O--O--O--O-O--O--O
*..*..*..*.*..*..*..*..* *..*..*..* *..*..*..* |
80000 ++ : : : : |
70000 ++ : : : : |
| : : : : |
60000 ++ : : : : |
50000 ++ : : : : |
| : : : : |
40000 ++ : : : : |
30000 ++ : : : : |
| : : : : |
20000 ++ : : : : |
10000 ++ : : : : |
| : : : : |
0 ++------------------------*-*--------------*-*----------------------+
[*] bisect-good sample
[O] bisect-bad sample
To reproduce:
apt-get install ruby
git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
cd lkp-tests
bin/setup-local job.yaml # the job file attached in this email
bin/run-local 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: 1285 bytes --]
---
testcase: boot
default-monitors:
default-watchdogs:
watch-oom:
watchdog:
cpufreq_governor: performance
model: Westmere
memory: 6G
nr_hdd_partitions: 1
hdd_partitions:
swap_partitions:
rootfs_partition:
netconsole_port: 6667
boot-slabinfo:
boot-meminfo:
memmap:
boot-memory:
boot-time:
kernel-size:
sleep: 1
branch: linux-devel/devel-hourly-2015040111
commit: 4a5cba20d58c8acccab671b13c83165be9cba0fb
repeat_to: 1
testbox: wsm
tbox_group: wsm
kconfig: x86_64-rhel
enqueue_time: 2015-04-01 13:38:08.480648100 +08:00
kernel: "/kernel/x86_64-rhel/4a5cba20d58c8acccab671b13c83165be9cba0fb/vmlinuz-4.0.0-rc6-03709-g4a5cba2"
user: lkp
queue: boot
rootfs: debian-x86_64-2015-02-07.cgz
result_root: "/result/wsm/boot/performance-1/debian-x86_64-2015-02-07.cgz/x86_64-rhel/4a5cba20d58c8acccab671b13c83165be9cba0fb/0"
job_file: "/lkp/scheduled/wsm/boot_boot-performance-1-x86_64-rhel-4a5cba20d58c8acccab671b13c83165be9cba0fb-0-20150401-18244-52f40d.yaml"
dequeue_time: 2015-04-01 13:38:26.975590830 +08:00
nr_cpu: "$(nproc)"
max_uptime: 3600
modules_initrd: "/kernel/x86_64-rhel/4a5cba20d58c8acccab671b13c83165be9cba0fb/modules.cgz"
job_state: finished
loadavg: 0.15 0.04 0.02 1/189 631
start_time: '1427866643'
end_time: '1427866644'
version: "/lkp/lkp/.src-20150331-175520"
[-- Attachment #3: reproduce --]
[-- Type: text/plain, Size: 878 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/cpu2/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor
echo performance > /sys/devices/system/cpu/cpu6/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
[-- Attachment #4: Type: text/plain, Size: 89 bytes --]
_______________________________________________
LKP mailing list
LKP@linux.intel.com
\r
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
2015-04-02 1:06 ` [LKP] " Huang Ying
@ 2015-04-02 7:54 ` Peter Zijlstra
-1 siblings, 0 replies; 7+ messages in thread
From: Peter Zijlstra @ 2015-04-02 7:54 UTC (permalink / raw)
To: lkp
[-- Attachment #1: Type: text/plain, Size: 1381 bytes --]
On Thu, Apr 02, 2015 at 09:06:09AM +0800, Huang Ying wrote:
> FYI, we noticed the below changes on
>
> git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git timer/alloc_tvec_statically
> commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate per-cpu tvec_base's statically")
>
>
> testbox/testcase/testparams: lkp-sbx04/boot/performance-1
>
> c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> ---------------- --------------------------
> %stddev %change %stddev
> \ | \
> 410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
>
> testbox/testcase/testparams: wsm/boot/performance-1
>
> c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> ---------------- --------------------------
> 85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
>
> testbox/testcase/testparams: lkp-snb01/boot/performance-1
>
> c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> ---------------- --------------------------
> 447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
> 125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
> 347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
>
well, duh.. it changes a dynamic allocation into a static per-cpu one.
What did you expect?
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [LKP] [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
@ 2015-04-02 7:54 ` Peter Zijlstra
0 siblings, 0 replies; 7+ messages in thread
From: Peter Zijlstra @ 2015-04-02 7:54 UTC (permalink / raw)
To: Huang Ying; +Cc: Viresh Kumar, LKML, LKP ML
On Thu, Apr 02, 2015 at 09:06:09AM +0800, Huang Ying wrote:
> FYI, we noticed the below changes on
>
> git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git timer/alloc_tvec_statically
> commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate per-cpu tvec_base's statically")
>
>
> testbox/testcase/testparams: lkp-sbx04/boot/performance-1
>
> c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> ---------------- --------------------------
> %stddev %change %stddev
> \ | \
> 410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
>
> testbox/testcase/testparams: wsm/boot/performance-1
>
> c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> ---------------- --------------------------
> 85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
>
> testbox/testcase/testparams: lkp-snb01/boot/performance-1
>
> c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> ---------------- --------------------------
> 447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
> 125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
> 347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
>
well, duh.. it changes a dynamic allocation into a static per-cpu one.
What did you expect?
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
2015-04-02 7:54 ` [LKP] " Peter Zijlstra
(?)
@ 2015-04-03 1:03 ` huang ying
2015-04-03 14:23 ` [LKP] " Peter Zijlstra
-1 siblings, 1 reply; 7+ messages in thread
From: huang ying @ 2015-04-03 1:03 UTC (permalink / raw)
To: lkp
[-- Attachment #1: Type: text/plain, Size: 1633 bytes --]
On Thu, Apr 2, 2015 at 3:54 PM, Peter Zijlstra <peterz@infradead.org> wrote:
> On Thu, Apr 02, 2015 at 09:06:09AM +0800, Huang Ying wrote:
> > FYI, we noticed the below changes on
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git
> timer/alloc_tvec_statically
> > commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate
> per-cpu tvec_base's statically")
> >
> >
> > testbox/testcase/testparams: lkp-sbx04/boot/performance-1
> >
> > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > ---------------- --------------------------
> > %stddev %change %stddev
> > \ | \
> > 410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
> >
> > testbox/testcase/testparams: wsm/boot/performance-1
> >
> > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > ---------------- --------------------------
> > 85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
> >
> > testbox/testcase/testparams: lkp-snb01/boot/performance-1
> >
> > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > ---------------- --------------------------
> > 447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
> > 125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
> > 347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
> >
>
> well, duh.. it changes a dynamic allocation into a static per-cpu one.
> What did you expect?
>
Just FYI. This may be the expected behavior. If so, you have a third
party test report.
Best Regards,
Huang, Yin
[-- Attachment #2: attachment.html --]
[-- Type: text/html, Size: 2364 bytes --]
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
2015-04-03 1:03 ` huang ying
@ 2015-04-03 14:23 ` Peter Zijlstra
0 siblings, 0 replies; 7+ messages in thread
From: Peter Zijlstra @ 2015-04-03 14:23 UTC (permalink / raw)
To: lkp
[-- Attachment #1: Type: text/plain, Size: 1812 bytes --]
On Fri, Apr 03, 2015 at 09:03:48AM +0800, huang ying wrote:
> On Thu, Apr 2, 2015 at 3:54 PM, Peter Zijlstra <peterz@infradead.org> wrote:
>
> > On Thu, Apr 02, 2015 at 09:06:09AM +0800, Huang Ying wrote:
> > > FYI, we noticed the below changes on
> > >
> > > git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git
> > timer/alloc_tvec_statically
> > > commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate
> > per-cpu tvec_base's statically")
> > >
> > >
> > > testbox/testcase/testparams: lkp-sbx04/boot/performance-1
> > >
> > > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > > ---------------- --------------------------
> > > %stddev %change %stddev
> > > \ | \
> > > 410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
> > >
> > > testbox/testcase/testparams: wsm/boot/performance-1
> > >
> > > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > > ---------------- --------------------------
> > > 85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
> > >
> > > testbox/testcase/testparams: lkp-snb01/boot/performance-1
> > >
> > > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > > ---------------- --------------------------
> > > 447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
> > > 125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
> > > 347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
> > >
> >
> > well, duh.. it changes a dynamic allocation into a static per-cpu one.
> > What did you expect?
> >
>
> Just FYI. This may be the expected behavior. If so, you have a third
> party test report.
Ah ok. I thought you thought it was a bug/regression.
Thanks
^ permalink raw reply [flat|nested] 7+ messages in thread* Re: [LKP] [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed
@ 2015-04-03 14:23 ` Peter Zijlstra
0 siblings, 0 replies; 7+ messages in thread
From: Peter Zijlstra @ 2015-04-03 14:23 UTC (permalink / raw)
To: huang ying; +Cc: Huang Ying, Viresh Kumar, LKML, LKP ML
On Fri, Apr 03, 2015 at 09:03:48AM +0800, huang ying wrote:
> On Thu, Apr 2, 2015 at 3:54 PM, Peter Zijlstra <peterz@infradead.org> wrote:
>
> > On Thu, Apr 02, 2015 at 09:06:09AM +0800, Huang Ying wrote:
> > > FYI, we noticed the below changes on
> > >
> > > git://git.kernel.org/pub/scm/linux/kernel/git/vireshk/linux.git
> > timer/alloc_tvec_statically
> > > commit 17cdf560f2727f687ab159707d0aa591f8a2f82d ("timer: Allocate
> > per-cpu tvec_base's statically")
> > >
> > >
> > > testbox/testcase/testparams: lkp-sbx04/boot/performance-1
> > >
> > > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > > ---------------- --------------------------
> > > %stddev %change %stddev
> > > \ | \
> > > 410996 ± 0% +4.0% 427412 ± 0% boot-meminfo.VmallocUsed
> > >
> > > testbox/testcase/testparams: wsm/boot/performance-1
> > >
> > > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > > ---------------- --------------------------
> > > 85712 ± 0% +2.4% 87772 ± 0% boot-meminfo.VmallocUsed
> > >
> > > testbox/testcase/testparams: lkp-snb01/boot/performance-1
> > >
> > > c5e77f5216abdd1d 17cdf560f2727f687ab159707d
> > > ---------------- --------------------------
> > > 447001 ± 0% -1.0% 442558 ± 0% boot-slabinfo.num_objs
> > > 125616 ± 5% -13.5% 108720 ± 4% boot-meminfo.DirectMap4k
> > > 347196 ± 0% +4.7% 363612 ± 0% boot-meminfo.VmallocUsed
> > >
> >
> > well, duh.. it changes a dynamic allocation into a static per-cpu one.
> > What did you expect?
> >
>
> Just FYI. This may be the expected behavior. If so, you have a third
> party test report.
Ah ok. I thought you thought it was a bug/regression.
Thanks
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2015-04-03 14:23 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-04-02 1:06 [timer] 17cdf560f27: +4.0% boot-meminfo.VmallocUsed Huang Ying
2015-04-02 1:06 ` [LKP] " Huang Ying
2015-04-02 7:54 ` Peter Zijlstra
2015-04-02 7:54 ` [LKP] " Peter Zijlstra
2015-04-03 1:03 ` huang ying
2015-04-03 14:23 ` Peter Zijlstra
2015-04-03 14:23 ` [LKP] " Peter Zijlstra
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