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SubjectRe: [LKP] [lkp] [f2fs] ec795418c4: fsmark.files_per_sec -36.3% regression
Hi, Jaegeuk,

On Thu, Aug 11, 2016 at 6:22 PM, Jaegeuk Kim <jaegeuk@kernel.org> wrote:
> On Thu, Aug 11, 2016 at 03:49:41PM -0700, Huang, Ying wrote:
>> Hi, Kim,
>>
>> "Huang, Ying" <ying.huang@intel.com> 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?
>
> Sorry, I've had no time to dig this due to business travel now.
> I'll check that when back to US.

Any update?

Best Regards,
Huang, Ying

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