Re: [LKP] [lkp] [f2fs] ec795418c4: fsmark.files_per_sec -36.3% regression

From: Huang\, Ying
Date: Thu Aug 11 2016 - 18:50:07 EST


Hi, Kim,

"Huang, Ying" <ying.huang@xxxxxxxxx> writes:
>>
>> [lkp] [f2fs] 3bdad3c7ee: aim7.jobs-per-min -25.3% regression
>> [lkp] [f2fs] b93f771286: aim7.jobs-per-min -81.2% regression
>>
>> In terms of the above regression, I could check that _reproduce_ procedure
>> includes mounting filesystem only. Is that correct?
>
> Sorry, our test system failed to generate reproduce steps for aim7. We
> will implement it.
>
> - [lkp] [f2fs] 3bdad3c7ee: aim7.jobs-per-min -25.3% regression
>
> The disk is one 48G ram disk. The steps for aim7 is,
>
> cat > workfile <<EOF
> FILESIZE: 1M
> POOLSIZE: 10M
> 10 disk_cp
> EOF
>
> (
> echo $HOSTNAME
> echo disk_cp
>
> echo 1
> echo 3000
> echo 2
> echo 3000
> echo 1
> ) | ./multitask -t &
>
>
> - [lkp] [f2fs] b93f771286: aim7.jobs-per-min -81.2% regression
>
> The disk is 4 12G ram disk, and setup RAID0 on them via mdadm. The
> steps for aim7 is,
>
> cat > workfile <<EOF
> FILESIZE: 1M
> POOLSIZE: 10M
> 10 sync_disk_rw
> EOF
>
> (
> echo $HOSTNAME
> echo sync_disk_rw
>
> echo 1
> echo 600
> echo 2
> echo 600
> echo 1
> ) | ./multitask -t &

Any update on these 2 regressions? Is the information is enough for you
to reproduce?

Best Regards,
Huang, Ying