From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============1604835091950065633==" MIME-Version: 1.0 From: Huang, Ying To: lkp@lists.01.org Subject: Re: [lkp-robot] [sched/idle] bb400b924e: fio.write_clat_95%_us -8% improvement Date: Fri, 07 Apr 2017 10:24:19 +0800 Message-ID: <87shll9cq4.fsf@yhuang-dev.intel.com> In-Reply-To: <070BEF4AC20468458C22969097656CD94BFB5604@shsmsx102.ccr.corp.intel.com> List-Id: --===============1604835091950065633== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable "Li, Aubrey" writes: > On Friday, April 07, 2017 9:46 AM, Ye, Xiaolong wrote: >> = >> >Can you point me a documentation how to do this? >> >Or can you please show me the detailed steps? >> = >> You may refer to lkp-core/doc/performance-work-guide.md. > > Thanks, I'll take a look. > >> = >> For simple use, you may >> = >> 1) $ lkp queue -b stable/linux-4.8.y -k v4.8.8 -t lkp-bdw-ep2 job.yaml -= r 3 >> (attached in the original mail or you can use any other job.yaml customi= zed) >> 2) $ lkp queue -b fast_idle -k -t lkp-bdw-ep2 job.y= aml -r 3 >> 3) wait above jobs done, you can use `lkp wtmp lkp-bdw-ep2` to check the >> progress >> 4) $ lkp compare -at v4.8.8 // it will show the com= parison >> > > Does this guarantee there is no other task running simultaneously when my= task > is scheduled? Yes. >> > >> Actually this is a bisect report, it bisected to the middle patch in you= r patchset. >> For the HEAD test result, it shares the same parent directory with the b= isected >> one, you can see it in >> inn:/result/fio-basic/1SSD-btrfs-300s-8-randwrite-4k-sync-512g-performan= ce/lkp >> -bdw-ep2/debian-x86_64-2016-08-31.cgz/x86_64-rhel-7.2/gcc-6/> commitid> >> > > Is there a way not involving bisect process, what I want is benchmarking = my > kernel image and done, I really don't care which of my patch causes a dif= ference, > I just care if it's different against a BASE and I care the time, :) You can queue tests and compare the results by yourself. The bisect happens in background, if you don't care the result, just ignore the result. Best Regards, Huang, Ying > >> = >> > >> >> > >> >> >(3) I need to dig into the test machine bios to confirm if it's >> >> >compliant to my expected criteria, how to do that? >> >> > >> >> >> >> The test machine is lkp-bdw-ep2, you may ssh into it to check? >> >> >> > >> >ssh is not good enough to me. I need to change the BIOS setting. >> >So I need KVM access (screen + keyboard) and root Privilege of that >> >machine. >> = > > > > > >> +Lu Lei >> = >> Hi, Lei >> = >> Can you help on this? >> = > > Thanks, > -Aubrey --===============1604835091950065633==--