From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4232121553197600070==" MIME-Version: 1.0 From: Aaron Lu To: lkp@lists.01.org Subject: [sched] 517b8b57fb5: -31.6% cpuidle.C3-NHM.usage Date: Mon, 14 Jul 2014 13:28:19 +0800 Message-ID: <53C36A73.4050004@intel.com> In-Reply-To: <53c36a09.4ijHQ/6a1RwydD2z%fengguang.wu@intel.com> List-Id: --===============4232121553197600070== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on git://bee.sh.intel.com/git/ydu19/linux cc-v4.7-on-3.16-rc3 commit 517b8b57fb5e6ceb175439474d4e539dfeb74bfe ("sched: Remove update_rq_r= unnable_avg") test case: xps2/pigz/100%-128K v3.16-rc3 517b8b57fb5e6ceb175439474 = --------------- ------------------------- = 776 ~22% -31.6% 531 ~16% TOTAL cpuidle.C3-NHM.usage 0.26 ~ 5% -25.5% 0.19 ~ 5% TOTAL turbostat.%c6 6904073 ~ 2% -23.4% 5290138 ~ 2% TOTAL cpuidle.C6-NHM.time 7762 ~ 0% +22.1% 9481 ~ 1% TOTAL proc-vmstat.nr_active_anon 31071 ~ 0% +22.1% 37939 ~ 1% TOTAL meminfo.Active(anon) 7847 ~ 0% +21.9% 9563 ~ 1% TOTAL proc-vmstat.nr_anon_pages 31404 ~ 0% +21.9% 38271 ~ 1% TOTAL meminfo.AnonPages 2369 ~ 1% -15.5% 2002 ~ 1% TOTAL proc-vmstat.pgactivate 10420 ~ 2% +16.1% 12102 ~ 0% TOTAL time.maximum_resident_set= _size 970 ~ 3% +12.6% 1092 ~ 0% TOTAL slabinfo.kmalloc-96.num_o= bjs 970 ~ 3% +12.6% 1092 ~ 0% TOTAL slabinfo.kmalloc-96.activ= e_objs 4.56 ~ 4% +13.6% 5.18 ~ 8% TOTAL perf-profile.cpu-cycles.c= opy_user_generic_string.copy_page_from_iter.pipe_write.new_sync_write.vfs_w= rite 108172 ~ 0% +10.4% 119392 ~ 0% TOTAL meminfo.Active 12905 ~ 0% +11.6% 14408 ~ 0% TOTAL time.minor_page_faults Legend: ~XX% - stddev percent [+-]XX% - change percent time.minor_page_faults 15000 ++-----------------------------------------------------------------= -+ O O O = | | O O = | 14500 ++ O O O = O | O O O O O = | | = | 14000 ++ = | | = | 13500 ++ = | | = | | = | 13000 ++ ..*.....*.... = | *....*....*.....*....*....*.. *....* = | | = | 12500 ++-----------------------------------------------------------------= -+ [*] bisect-good sample [O] bisect-bad sample Disclaimer: Results have been estimated based on internal Intel analysis and are provid= ed for informational purposes only. Any difference in system hardware or softw= are design or configuration may affect actual performance. Thanks, Aaron --===============4232121553197600070== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="reproduce.ksh" ZWNobyBwZXJmb3JtYW5jZSA+IC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdTAvY3B1ZnJlcS9z Y2FsaW5nX2dvdmVybm9yCmVjaG8gcGVyZm9ybWFuY2UgPiAvc3lzL2RldmljZXMvc3lzdGVtL2Nw dS9jcHUxL2NwdWZyZXEvc2NhbGluZ19nb3Zlcm5vcgplY2hvIHBlcmZvcm1hbmNlID4gL3N5cy9k ZXZpY2VzL3N5c3RlbS9jcHUvY3B1Mi9jcHVmcmVxL3NjYWxpbmdfZ292ZXJub3IKZWNobyBwZXJm b3JtYW5jZSA+IC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdTMvY3B1ZnJlcS9zY2FsaW5nX2dv dmVybm9yCmVjaG8gcGVyZm9ybWFuY2UgPiAvc3lzL2RldmljZXMvc3lzdGVtL2NwdS9jcHU0L2Nw dWZyZXEvc2NhbGluZ19nb3Zlcm5vcgplY2hvIHBlcmZvcm1hbmNlID4gL3N5cy9kZXZpY2VzL3N5 c3RlbS9jcHUvY3B1NS9jcHVmcmVxL3NjYWxpbmdfZ292ZXJub3IKZWNobyBwZXJmb3JtYW5jZSA+ IC9zeXMvZGV2aWNlcy9zeXN0ZW0vY3B1L2NwdTYvY3B1ZnJlcS9zY2FsaW5nX2dvdmVybm9yCmVj aG8gcGVyZm9ybWFuY2UgPiAvc3lzL2RldmljZXMvc3lzdGVtL2NwdS9jcHU3L2NwdWZyZXEvc2Nh bGluZ19nb3Zlcm5vcgoK --===============4232121553197600070==--