* [LKP] [aio] 6098b45b32e: 2200.00% xfstests.generic.239.seconds
@ 2014-12-15 1:02 Huang Ying
2014-12-15 2:57 ` Gu Zheng
2014-12-15 2:58 ` Gu Zheng
0 siblings, 2 replies; 3+ messages in thread
From: Huang Ying @ 2014-12-15 1:02 UTC (permalink / raw)
To: Gu Zheng; +Cc: Benjamin LaHaise, LKML, LKP ML
[-- Attachment #1: Type: text/plain, Size: 2625 bytes --]
FYI, we noticed the below changes on
commit 6098b45b32e6baeacc04790773ced9340601d511 ("aio: block exit_aio() until all context requests are completed")
testbox/testcase/testparams: vm-vp-2G/xfstests/4HDD-btrfs-generic-quick
2ff396be602f10b5 6098b45b32e6baeacc04790773
---------------- --------------------------
%stddev %change %stddev
\ | \
26352 ± 9% -13.6% 22774 ± 1% vmstat.system.cs
10342 ± 6% -12.3% 9066 ± 0% vmstat.system.in
37 ± 4% -12.1% 32 ± 3% time.percent_of_cpu_this_job_got
1197 ± 2% -14.2% 1028 ± 0% vmstat.io.bi
18470 ± 2% -10.1% 16609 ± 1% vmstat.io.bo
157 ± 3% +13.7% 179 ± 0% time.elapsed_time
vm-vp-2G: qemu-system-x86_64 -enable-kvm -cpu Penryn
Memory: 2G
xfstests.generic.239.seconds
30 ++-----------O---------------------------------------------------------+
| O O O O |
25 ++ O |
| O O O O O O O O O O O O |
| O |
20 O+ |
| |
15 ++ |
| |
10 ++ |
| |
| |
5 ++ |
| |
0 *+-*-*--*-*--*-*--*-*--*-*--*-*--*--*-*--*-*--*-*--*-*--*-*--*-*--*-*--*
[*] bisect-good sample
[O] bisect-bad sample
To reproduce:
apt-get install ruby ruby-oj
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,
Fengguang
[-- Attachment #2: job.yaml --]
[-- Type: text/plain, Size: 1202 bytes --]
---
testcase: xfstests
default_monitors:
wait: pre-test
vmstat:
default_watchdogs:
watch-oom:
watchdog:
cpufreq_governor:
model: qemu-system-x86_64 -enable-kvm -cpu Penryn
nr_vm: 4
nr_cpu: 4
memory: 2G
rootfs: debian-x86_64.cgz
hdd_partitions: "/dev/vda /dev/vdb /dev/vdc /dev/vdd /dev/vde"
swap_partitions: "/dev/vdf"
disk: 4HDD
fs:
- btrfs
xfstests:
test:
- generic-quick
enqueue_time: 2014-12-12 14:10:35.953340165 +08:00
branch: renesas-drivers/master
commit: bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9
testbox: vm-vp-2G-1
tbox_group: vm-vp-2G
kconfig: x86_64-lkp
user: lkp
queue: reconfirm
result_root: "/result/vm-vp-2G/xfstests/4HDD-btrfs-generic-quick/debian-x86_64.cgz/x86_64-lkp/bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9/0"
job_file: "/lkp/scheduled/vm-vp-2G-1/reconfirm_xfstests-4HDD-btrfs-generic-quick-debian-x86_64.cgz-x86_64-lkp-bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9-4.yaml"
repeat_to: 5
kernel: "/kernel/x86_64-lkp/bfe01a5ba2490f299e1d2d5508cbbbadd897bbe9/vmlinuz-3.17.0"
dequeue_time: 2014-12-12 14:27:47.679087537 +08:00
job_state: finished
loadavg: 63.87 27.33 10.18 1/108 6683
start_time: '1418365712'
end_time: '1418366002'
version: "/lkp/lkp/.src-20141212-075301"
[-- Attachment #3: reproduce --]
[-- Type: text/plain, Size: 1545 bytes --]
mkfs -t btrfs /dev/vdb
mkfs -t btrfs /dev/vdd
mkfs -t btrfs /dev/vda
mkfs -t btrfs /dev/vdc
mount -t btrfs /dev/vda /fs/vda
mount -t btrfs /dev/vdb /fs/vdb
mount -t btrfs /dev/vdc /fs/vdc
mount -t btrfs /dev/vdd /fs/vdd
export TEST_DIR=/fs/vda
export TEST_DEV=/dev/vda
export FSTYP=btrfs
export SCRATCH_MNT=/fs/scratch
mkdir /fs/scratch -p
export SCRATCH_DEV_POOL="/dev/vdb /dev/vdc /dev/vdd"
./check generic/001 generic/002 generic/003 generic/004 generic/005 generic/006 generic/007 generic/008 generic/009 generic/010 generic/011 generic/012 generic/014 generic/015 generic/016 generic/017 generic/018 generic/019 generic/020 generic/021 generic/022 generic/023 generic/024 generic/025 generic/026 generic/028 generic/053 generic/062 generic/069 generic/076 generic/077 generic/079 generic/088 generic/089 generic/093 generic/097 generic/099 generic/105 generic/123 generic/124 generic/126 generic/128 generic/129 generic/131 generic/135 generic/141 generic/169 generic/184 generic/193 generic/198 generic/207 generic/210 generic/211 generic/212 generic/213 generic/214 generic/215 generic/219 generic/221 generic/228 generic/234 generic/235 generic/236 generic/237 generic/239 generic/240 generic/245 generic/246 generic/248 generic/249 generic/251 generic/255 generic/257 generic/258 generic/260 generic/277 generic/280 generic/285 generic/286 generic/288 generic/294 generic/307 generic/308 generic/309 generic/312 generic/313 generic/314 generic/315 generic/316 generic/317 generic/318 generic/320 generic/321 generic/322
\r
[-- Attachment #4: Type: text/plain, Size: 89 bytes --]
_______________________________________________
LKP mailing list
LKP@linux.intel.com
\r
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [LKP] [aio] 6098b45b32e: 2200.00% xfstests.generic.239.seconds
2014-12-15 1:02 [LKP] [aio] 6098b45b32e: 2200.00% xfstests.generic.239.seconds Huang Ying
@ 2014-12-15 2:57 ` Gu Zheng
2014-12-15 2:58 ` Gu Zheng
1 sibling, 0 replies; 3+ messages in thread
From: Gu Zheng @ 2014-12-15 2:57 UTC (permalink / raw)
To: Huang Ying; +Cc: Benjamin LaHaise, LKML, LKP ML
Hi Huang,
On 12/15/2014 09:02 AM, Huang Ying wrote:
> FYI, we noticed the below changes on
>
> commit 6098b45b32e6baeacc04790773ced9340601d511 ("aio: block exit_aio() until all context requests are completed")
This patch added a wait step (which is lacked before) for all submitted aio
missions (iocbs) to complete in exit_aio(), so the cost-time increasing is
expected.
Thanks,
Gu
>
>
> testbox/testcase/testparams: vm-vp-2G/xfstests/4HDD-btrfs-generic-quick
>
> 2ff396be602f10b5 6098b45b32e6baeacc04790773
> ---------------- --------------------------
> %stddev %change %stddev
> \ | \
> 26352 ± 9% -13.6% 22774 ± 1% vmstat.system.cs
> 10342 ± 6% -12.3% 9066 ± 0% vmstat.system.in
> 37 ± 4% -12.1% 32 ± 3% time.percent_of_cpu_this_job_got
> 1197 ± 2% -14.2% 1028 ± 0% vmstat.io.bi
> 18470 ± 2% -10.1% 16609 ± 1% vmstat.io.bo
> 157 ± 3% +13.7% 179 ± 0% time.elapsed_time
>
> vm-vp-2G: qemu-system-x86_64 -enable-kvm -cpu Penryn
> Memory: 2G
>
> xfstests.generic.239.seconds
>
> 30 ++-----------O---------------------------------------------------------+
> | O O O O |
> 25 ++ O |
> | O O O O O O O O O O O O |
> | O |
> 20 O+ |
> | |
> 15 ++ |
> | |
> 10 ++ |
> | |
> | |
> 5 ++ |
> | |
> 0 *+-*-*--*-*--*-*--*-*--*-*--*-*--*--*-*--*-*--*-*--*-*--*-*--*-*--*-*--*
>
>
> [*] bisect-good sample
> [O] bisect-bad sample
>
> To reproduce:
>
> apt-get install ruby ruby-oj
> 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,
> Fengguang
>
>
>
>
> _______________________________________________
> LKP mailing list
> LKP@linux.intel.com
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [LKP] [aio] 6098b45b32e: 2200.00% xfstests.generic.239.seconds
2014-12-15 1:02 [LKP] [aio] 6098b45b32e: 2200.00% xfstests.generic.239.seconds Huang Ying
2014-12-15 2:57 ` Gu Zheng
@ 2014-12-15 2:58 ` Gu Zheng
1 sibling, 0 replies; 3+ messages in thread
From: Gu Zheng @ 2014-12-15 2:58 UTC (permalink / raw)
To: Huang Ying; +Cc: Benjamin LaHaise, LKML, LKP ML
Hi Huang,
On 12/15/2014 09:02 AM, Huang Ying wrote:
> FYI, we noticed the below changes on
>
> commit 6098b45b32e6baeacc04790773ced9340601d511 ("aio: block exit_aio() until all context requests are completed")
This patch added a wait step (which is lacked before) for all submitted aio
missions (iocbs) to complete in exit_aio(), so the cost-time increasing is
expected.
Thanks,
Gu
>
>
> testbox/testcase/testparams: vm-vp-2G/xfstests/4HDD-btrfs-generic-quick
>
> 2ff396be602f10b5 6098b45b32e6baeacc04790773
> ---------------- --------------------------
> %stddev %change %stddev
> \ | \
> 26352 ± 9% -13.6% 22774 ± 1% vmstat.system.cs
> 10342 ± 6% -12.3% 9066 ± 0% vmstat.system.in
> 37 ± 4% -12.1% 32 ± 3% time.percent_of_cpu_this_job_got
> 1197 ± 2% -14.2% 1028 ± 0% vmstat.io.bi
> 18470 ± 2% -10.1% 16609 ± 1% vmstat.io.bo
> 157 ± 3% +13.7% 179 ± 0% time.elapsed_time
>
> vm-vp-2G: qemu-system-x86_64 -enable-kvm -cpu Penryn
> Memory: 2G
>
> xfstests.generic.239.seconds
>
> 30 ++-----------O---------------------------------------------------------+
> | O O O O |
> 25 ++ O |
> | O O O O O O O O O O O O |
> | O |
> 20 O+ |
> | |
> 15 ++ |
> | |
> 10 ++ |
> | |
> | |
> 5 ++ |
> | |
> 0 *+-*-*--*-*--*-*--*-*--*-*--*-*--*--*-*--*-*--*-*--*-*--*-*--*-*--*-*--*
>
>
> [*] bisect-good sample
> [O] bisect-bad sample
>
> To reproduce:
>
> apt-get install ruby ruby-oj
> 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,
> Fengguang
>
>
>
>
> _______________________________________________
> LKP mailing list
> LKP@linux.intel.com
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2014-12-15 1:02 [LKP] [aio] 6098b45b32e: 2200.00% xfstests.generic.239.seconds Huang Ying
2014-12-15 2:57 ` Gu Zheng
2014-12-15 2:58 ` Gu Zheng
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