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Date: Fri, 26 Aug 2016 17:52:57 -0700 From: Jaegeuk Kim <jaegeuk@...nel.org> To: huang ying <huang.ying.caritas@...il.com> Cc: "Huang, Ying" <ying.huang@...el.com>, kernel test robot <xiaolong.ye@...el.com>, LKP ML <lkp@...org>, LKML <linux-kernel@...r.kernel.org>, linux-f2fs-devel@...ts.sourceforge.net Subject: Re: [LKP] [lkp] [f2fs] ec795418c4: fsmark.files_per_sec -36.3% regression On Wed, Aug 24, 2016 at 09:51:11AM -0700, huang ying wrote: > Hi, Jaegeuk, > > On Thu, Aug 11, 2016 at 6:22 PM, Jaegeuk Kim <jaegeuk@...nel.org> wrote: > > On Thu, Aug 11, 2016 at 03:49:41PM -0700, Huang, Ying wrote: > >> Hi, Kim, > >> > >> "Huang, Ying" <ying.huang@...el.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? Sorry, how can I get multitask binary? Thanks, > > Best Regards, > Huang, Ying
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