From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755155AbbCRIIf (ORCPT ); Wed, 18 Mar 2015 04:08:35 -0400 Received: from mga03.intel.com ([134.134.136.65]:44441 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751336AbbCRIIa (ORCPT ); Wed, 18 Mar 2015 04:08:30 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,421,1422950400"; d="yaml'?scan'208";a="693784918" Message-ID: <1426666108.5570.31.camel@intel.com> Subject: [LKP] [regression] d7aa432ad5f: -5.6% will-it-scale.per_thread_ops From: Huang Ying To: Amir Vadai Cc: LKML , LKP ML Date: Wed, 18 Mar 2015 16:08:28 +0800 Content-Type: multipart/mixed; boundary="=-O+ADWggQLgG2WngiH+Fs" X-Mailer: Evolution 3.12.9-1+b1 Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-O+ADWggQLgG2WngiH+Fs Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on git://flatbed.openfabrics.org/~amirv/linux.git for-upstream commit d7aa432ad5fa589c56a11bd7993cff05e9b87d05 ("regression: Disable FENTR= Y [topic: regression] [net-next:regression]") testbox/testcase/testparams: lkp-sb03/will-it-scale/poll2 5cd08c4aa1751f04 d7aa432ad5fa589c56a11bd799 =20 ---------------- -------------------------- =20 %stddev %change %stddev \ | \ =20 650868 =C2=B1 0% -2.9% 631737 =C2=B1 0% will-it-scale.per_p= rocess_ops 281122 =C2=B1 0% -5.6% 265461 =C2=B1 0% will-it-scale.per_t= hread_ops 153 =C2=B1 0% -7.9% 141 =C2=B1 0% will-it-scale.time.= user_time 118 =C2=B1 0% +0.9% 119 =C2=B1 0% turbostat.CorWatt 2733 =C2=B1 3% +12.2% 3066 =C2=B1 2% proc-vmstat.nr_allo= c_batch 1319 =C2=B1 3% +19.1% 1570 =C2=B1 5% numa-vmstat.node0.n= r_alloc_batch 2250 =C2=B1 6% -13.0% 1958 =C2=B1 5% slabinfo.kmalloc-20= 48.active_objs 2380 =C2=B1 6% -13.2% 2066 =C2=B1 5% slabinfo.kmalloc-20= 48.num_objs 31.65 =C2=B1 0% -92.2% 2.46 =C2=B1 7% perf-profile.cpu-cy= cles.fput.sys_poll.system_call_fastpath 60.25 =C2=B1 0% +46.7% 88.37 =C2=B1 5% perf-profile.cpu-cy= cles.do_sys_poll.sys_poll.system_call_fastpath 3.57 =C2=B1 7% -10.2% 3.21 =C2=B1 3% perf-profile.cpu-cy= cles.copy_user_generic_string.sys_poll.system_call_fastpath 2.66 =C2=B1 2% -100.0% 0.00 =C2=B1 0% perf-profile.cpu-cy= cles.__fdget.sys_poll.system_call_fastpath 2.71 =C2=B1 0% -100.0% 0.00 =C2=B1 0% perf-profile.cpu-cy= cles.__fget_light.do_sys_poll.sys_poll.system_call_fastpath 0.00 =C2=B1 0% +Inf% 33.68 =C2=B1 8% perf-profile.cpu-cy= cles.fput.do_sys_poll.sys_poll.system_call_fastpath 25 =C2=B1 37% -33.0% 16 =C2=B1 4% sched_debug.cfs_rq[= 15]:/.runnable_load_avg 37159 =C2=B1 9% +20.7% 44850 =C2=B1 16% sched_debug.cfs_rq[= 24]:/.exec_clock 830542 =C2=B1 10% +18.8% 986752 =C2=B1 15% sched_debug.cfs_rq[= 24]:/.min_vruntime 18120 =C2=B1 8% -17.8% 14897 =C2=B1 19% sched_debug.cfs_rq[= 8]:/.avg->runnable_avg_sum 394 =C2=B1 8% -17.8% 323 =C2=B1 19% sched_debug.cfs_rq[= 8]:/.tg_runnable_contrib 26 =C2=B1 43% -36.2% 16 =C2=B1 4% sched_debug.cpu#15.= cpu_load[1] 23 =C2=B1 30% -28.3% 16 =C2=B1 5% sched_debug.cpu#15.= cpu_load[2] 1564 =C2=B1 21% +73.2% 2709 =C2=B1 47% sched_debug.cpu#20.= nr_switches 617 =C2=B1 27% +99.6% 1232 =C2=B1 48% sched_debug.cpu#20.= ttwu_count 2164 =C2=B1 20% -28.2% 1553 =C2=B1 35% sched_debug.cpu#25.= ttwu_count 1902 =C2=B1 21% -26.6% 1397 =C2=B1 36% sched_debug.cpu#25.= sched_goidle 1947 =C2=B1 35% -62.6% 728 =C2=B1 35% sched_debug.cpu#26.= ttwu_local 5620 =C2=B1 23% -41.6% 3282 =C2=B1 15% sched_debug.cpu#26.= nr_switches 2595 =C2=B1 26% -43.5% 1465 =C2=B1 19% sched_debug.cpu#26.= ttwu_count 653 =C2=B1 9% +76.3% 1151 =C2=B1 34% sched_debug.cpu#31.= ttwu_local 1162 =C2=B1 10% +34.5% 1563 =C2=B1 22% sched_debug.cpu#31.= sched_goidle 2885 =C2=B1 9% +34.5% 3880 =C2=B1 22% sched_debug.cpu#31.= nr_switches lkp-sb03: Sandy Bridge-EP Memory: 64G perf-profile.cpu-cycles.do_sys_poll.sys_poll.system_call_fastpath 95 ++--------------------------------------------------------------------= -+ | O O O O O O O O O O O O O O O O O O O O = | 90 ++ O O O = | 85 ++ = | O = | 80 ++ = O | = | 75 ++ = | | = | 70 ++ = | 65 ++ = | | = | 60 *+.*..*..*..*.. .*..*..*..*..*..*..*.*..*..*..*..*..*..*..* = | | *. = | 55 ++--------------------------------------------------------------------= -+ perf-profile.cpu-cycles.fput.do_sys_poll.sys_poll.system_call_fastpath 37 ++--------------------------------------------------------------------= -+ | O = | 36 ++ O O = | 35 ++ O O O O O O O O O O O O O O = | | O O O = | 34 ++ O O = | 33 ++ O = | | = | 32 ++ = | 31 ++ = | | = | 30 O+ = | 29 ++ = | | = O 28 ++--------------------------------------------------------------------= -+ perf-profile.cpu-cycles.fput.sys_poll.system_call_fastpath 35 ++--------------------------------------------------------------------= -+ *..*..*..*..*.. .*..*..*..*..*..*..*.*..*..*..*..*..*..*..* = | 30 ++ *. = | | = | 25 ++ = | | = | 20 ++ = | | = | 15 ++ = | | = | 10 ++ = | | = | 5 ++ = | O O O O O O O O O O O O O O O O O O O O O O O O = O 0 ++--------------------------------------------------------------------= -+ will-it-scale.per_thread_ops 290000 ++----------------------------------------------------------------= -+ | = | 285000 ++ *..*.. = | | : = | *..*..*.*..*.. .*..* : * *..*..*..*.*.. .*..* = | 280000 ++ *. + : + : *. = | | * + : = | 275000 ++ * = | | = | 270000 ++ = | | = | | O O O O O O O O = | 265000 ++ O O O O O O O O O O O O = | O O O = O 260000 ++---------------O------------------------------------------------= -+ perf-profile.cpu-cycles.__fget_light.do_sys_poll.sys_poll.system_call_fas= tpath 3 ++-------------------------------------------------------------------= -+ *.. .*..*..*..*.. .*..*..*..*.. .*..*..*.. .*..*..*.*..* = | 2.5 ++ *. * *. *. = | | = | | = | 2 ++ = | | = | 1.5 ++ = | | = | 1 ++ = | | = | | = | 0.5 ++ = | | = | 0 O+-O--O--O--O--O--O-O--O--O--O--O--O--O--O--O--O--O--O-O--O--O--O--O-= -O perf-profile.cpu-cycles.__fdget.sys_poll.system_call_fastpath 3 ++-------------------------------------------------------------------= -+ *..*..*..*..*..*..*.*..*..*..*..*..*.. .*.. .* = | 2.5 ++ *..*..*..*. *.*. = | | = | | = | 2 ++ = | | = | 1.5 ++ = | | = | 1 ++ = | | = | | = | 0.5 ++ = | | = | 0 O+-O--O--O--O--O--O-O--O--O--O--O--O--O--O--O--O--O--O-O--O--O--O--O-= -O [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/setup-local job.yaml # the job file attached in this email bin/run-local job.yaml 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, Ying Huang --=-O+ADWggQLgG2WngiH+Fs Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" Content-Transfer-Encoding: 7bit --- testcase: will-it-scale default-monitors: wait: pre-test uptime: iostat: vmstat: numa-numastat: numa-vmstat: numa-meminfo: proc-vmstat: proc-stat: meminfo: slabinfo: interrupts: lock_stat: latency_stats: softirqs: bdi_dev_mapping: diskstats: nfsstat: cpuidle: cpufreq-stats: turbostat: pmeter: sched_debug: interval: 10 default_watchdogs: watch-oom: watchdog: cpufreq_governor: commit: 2ed2a023ae54e95a081668b8c3dbb97bebfe3aa5 model: Sandy Bridge-EP memory: 64G hdd_partitions: "/dev/disk/by-id/ata-WDC_WD10EARS-00Y5B1_WD-WCAV5F059499-part3" swap_partitions: rootfs_partition: "/dev/disk/by-id/ata-WDC_WD10EARS-00Y5B1_WD-WCAV5F059499-part4" perf-profile: freq: 800 will-it-scale: test: poll2 testbox: lkp-sb03 tbox_group: lkp-sb03 kconfig: x86_64-rhel enqueue_time: 2015-03-09 00:35:59.009246505 +08:00 head_commit: 2ed2a023ae54e95a081668b8c3dbb97bebfe3aa5 base_commit: 13a7a6ac0a11197edcd0f756a035f472b42cdf8b branch: linux-devel/devel-hourly-2015030905 kernel: "/kernel/x86_64-rhel/2ed2a023ae54e95a081668b8c3dbb97bebfe3aa5/vmlinuz-4.0.0-rc2-00977-g2ed2a02" user: lkp queue: cyclic rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/lkp-sb03/will-it-scale/poll2/debian-x86_64-2015-02-07.cgz/x86_64-rhel/2ed2a023ae54e95a081668b8c3dbb97bebfe3aa5/0" job_file: "/lkp/scheduled/lkp-sb03/cyclic_will-it-scale-poll2-x86_64-rhel-HEAD-2ed2a023ae54e95a081668b8c3dbb97bebfe3aa5-0-20150309-58098-1cjbbyh.yaml" dequeue_time: 2015-03-09 08:13:02.769544699 +08:00 nr_cpu: "$(nproc)" job_state: finished loadavg: 21.58 11.95 4.85 1/309 9795 start_time: '1425860035' end_time: '1425860345' version: "/lkp/lkp/.src-20150308-175746" --=-O+ADWggQLgG2WngiH+Fs Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="reproduce" Content-Transfer-Encoding: 7bit ./runtest.py poll2 25 both 1 8 16 24 32 --=-O+ADWggQLgG2WngiH+Fs Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: 7bit _______________________________________________ LKP mailing list LKP@linux.intel.com --=-O+ADWggQLgG2WngiH+Fs--