Content-Type: multipart/mixed; boundary="===============4733838078944546650==" MIME-Version: 1.0 From: Fengguang Wu To: lkp@lists.01.org Subject: [mm] e04ddfd12aa: +9.4% ebizzy.throughput Date: Fri, 04 Apr 2014 21:59:08 +0800 Message-ID: <20140404135908.GB22386@localhost> List-Id: --===============4733838078944546650== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Davidlohr, FYI, there are noticeable ebizzy throughput increases on commit e04ddfd12aa03471eff7daf3bc2435c7cea8e21f ("mm: per-thread vma caching") test case: lkp-st02/micro/ebizzy/200%-100-10 700141f349f2b05 e04ddfd12aa03471eff7daf3b = --------------- ------------------------- = 23726 ~ 0% +9.4% 25955 ~ 0% TOTAL ebizzy.throughput 1525 ~ 0% +9.3% 1667 ~ 0% TOTAL ebizzy.throughput.per_thr= ead.max 1428 ~ 0% +9.1% 1558 ~ 0% TOTAL ebizzy.throughput.per_thr= ead.min 14.42 ~ 0% +8.1% 15.59 ~ 0% TOTAL ebizzy.time.user 65.29 ~ 0% -1.8% 64.12 ~ 0% TOTAL ebizzy.time.sys 4290 ~17% -28.4% 3073 ~22% TOTAL slabinfo.buffer_head.acti= ve_objs 4313 ~17% -28.8% 3073 ~22% TOTAL slabinfo.buffer_head.num_= objs 165372 ~ 0% +9.2% 180527 ~ 0% TOTAL vmstat.system.in 1443 ~ 0% +8.1% 1560 ~ 0% TOTAL time.user_time 6529 ~ 0% -1.8% 6413 ~ 0% TOTAL time.system_time Legend: ~XX% - stddev percent [+-]XX% - change percent ebizzy.throughput 26500 ++O-----------O---O-----------------------------------------------= -+ O O O O O O O O O O O = | 26000 ++ O O O O O = | | O O O = | | = | 25500 ++ = | | = | 25000 ++ = | | = | 24500 ++ = | | = | *.*.*. .*. .*.*.*. .*.*. *.*.*.*. = | 24000 ++ *.* * *.* *.*.*.* *.*.*.*.*.*. = | | *.*.*.*.*.*= .* 23500 ++----------------------------------------------------------------= -+ [*] bisect-good sample [O] bisect-bad sample Thanks, Fengguang --===============4733838078944546650==--