From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============7746123748791992204==" MIME-Version: 1.0 From: Huang Ying To: lkp@lists.01.org Subject: [mm] b191f9b106e: -8.8% netperf.time.minor_page_faults Date: Wed, 01 Apr 2015 11:23:34 +0800 Message-ID: <1427858614.17170.102.camel@intel.com> List-Id: --===============7746123748791992204== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit b191f9b106ea1a24a711dbebb2925d3313da5852 ("mm: numa: preserve PTE wr= ite permissions across a NUMA hinting fault") testbox/testcase/testparams: lkp-ne02/netperf/performance-300s-200%-TCP_SEN= DFILE bea66fbd11af1ca9 b191f9b106ea1a24a711dbebb2 = ---------------- -------------------------- = %stddev %change %stddev \ | \ = 13115 =C2=B1 0% -8.8% 11968 =C2=B1 0% netperf.time.minor_= page_faults 65.63 =C2=B1 6% -14.6% 56.05 =C2=B1 7% netperf.time.user_t= ime 65.63 =C2=B1 6% -14.6% 56.05 =C2=B1 7% time.user_time 728886 =C2=B1 12% -29.2% 516121 =C2=B1 25% proc-vmstat.pgalloc= _dma32 259 =C2=B1 12% -21.8% 203 =C2=B1 19% sched_debug.cfs_rq[= 10]:/.tg_load_contrib 139 =C2=B1 26% -40.9% 82 =C2=B1 48% sched_debug.cfs_rq[= 10]:/.blocked_load_avg 1437779 =C2=B1 5% -9.7% 1298979 =C2=B1 2% sched_debug.cfs_rq[= 11]:/.max_vruntime 1437779 =C2=B1 5% -9.7% 1298979 =C2=B1 2% sched_debug.cfs_rq[= 11]:/.MIN_vruntime 518 =C2=B1 37% -52.1% 248 =C2=B1 40% sched_debug.cfs_rq[= 3]:/.tg_load_contrib 117 =C2=B1 6% +13.5% 132 =C2=B1 9% sched_debug.cfs_rq[= 3]:/.load 191 =C2=B1 28% +71.7% 328 =C2=B1 35% sched_debug.cfs_rq[= 7]:/.tg_load_contrib 306355 =C2=B1 47% -33.0% 205153 =C2=B1 1% sched_debug.cpu#11.= nr_switches 306423 =C2=B1 47% -33.0% 205208 =C2=B1 1% sched_debug.cpu#11.= sched_count 1050 =C2=B1 13% +59.2% 1672 =C2=B1 18% sched_debug.cpu#15.= curr->pid 1020 =C2=B1 6% +35.1% 1379 =C2=B1 6% sched_debug.cpu#4.c= urr->pid 1082 =C2=B1 18% +44.5% 1563 =C2=B1 28% sched_debug.cpu#5.c= urr->pid 1215 =C2=B1 14% -17.6% 1001 =C2=B1 7% sched_debug.cpu#8.c= urr->pid lkp-ne02: Nehalem-EP Memory: 5G netperf.time.minor_page_faults 13400 ++---------------------------------*-------------------------------= -+ | *.. *.. : = | 13200 *+. .. .. *.. .*..*.. : *..*..*..*..*.. .*..*.. = | 13000 ++ * *..* *..*. * *..*. *.= .* | = | 12800 ++ = | | = | 12600 ++ = | | = | 12400 ++ = | 12200 ++ = | | = | 12000 O+ O O O O O = | | O O O O O O O O O O O O O O = | 11800 ++-----------------------------------------------------------------= -+ [*] 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 _______________________________________________ LKP mailing list LKP(a)linux.intel.com --===============7746123748791992204== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="job.yaml" LS0tCnRlc3RjYXNlOiBuZXRwZXJmCmRlZmF1bHQtbW9uaXRvcnM6CiAgd2FpdDogcHJlLXRlc3QK ICB1cHRpbWU6IAogIGlvc3RhdDogCiAgdm1zdGF0OiAKICBudW1hLW51bWFzdGF0OiAKICBudW1h LXZtc3RhdDogCiAgbnVtYS1tZW1pbmZvOiAKICBwcm9jLXZtc3RhdDogCiAgcHJvYy1zdGF0OiAK ICBtZW1pbmZvOiAKICBzbGFiaW5mbzogCiAgaW50ZXJydXB0czogCiAgbG9ja19zdGF0OiAKICBs YXRlbmN5X3N0YXRzOiAKICBzb2Z0aXJxczogCiAgYmRpX2Rldl9tYXBwaW5nOiAKICBkaXNrc3Rh dHM6IAogIG5mc3N0YXQ6IAogIGNwdWlkbGU6IAogIGNwdWZyZXEtc3RhdHM6IAogIHR1cmJvc3Rh dDogCiAgcG1ldGVyOiAKICBzY2hlZF9kZWJ1ZzoKICAgIGludGVydmFsOiAxMApkZWZhdWx0LXdh dGNoZG9nczoKICB3YXRjaC1vb206IAogIHdhdGNoZG9nOiAKY3B1ZnJlcV9nb3Zlcm5vcjogcGVy Zm9ybWFuY2UKY29tbWl0OiBlNDIzOTFjZDA0ODgwOWQ5MDMyOTFkMDdmODZlZDM5MzRjZTEzOGU5 Cm1vZGVsOiBOZWhhbGVtLUVQCm1lbW9yeTogNUcKbnJfaGRkX3BhcnRpdGlvbnM6IDEyCmhkZF9w YXJ0aXRpb25zOiAiL2Rldi9kaXNrL2J5LWlkL3Njc2ktMzUwMDBjNTAwMCpwYXJ0MSIKc3dhcF9w YXJ0aXRpb25zOiAiL2Rldi9kaXNrL2J5LWlkL3Njc2ktU0FUQV9TVDM1MDAzMjBOU185UU02WVdU WS1wYXJ0MiIKcnVudGltZTogMzAwcwpucl90aHJlYWRzOiAyMDAlCnBlcmYtcHJvZmlsZToKICBm cmVxOiA4MDAKY2x1c3RlcjogY3MtbG9jYWxob3N0CmlmIHJvbGUgc2VydmVyOgogIG5ldHNlcnZl cjogCmlmIHJvbGUgY2xpZW50OgogIG5ldHBlcmY6CiAgICB0ZXN0OiBUQ1BfU0VOREZJTEUKdGVz dGJveDogbGtwLW5lMDIKdGJveF9ncm91cDogbGtwLW5lMDIKa2NvbmZpZzogeDg2XzY0LXJoZWwK ZW5xdWV1ZV90aW1lOiAyMDE1LTAzLTMxIDExOjU3OjQ4LjI5NzE0NjAzMiArMDg6MDAKaGVhZF9j b21taXQ6IDA1MWQxMDFkZGNkMjY4YTc0MjlkNjg5MmMwODljMWMwODU4ZGYyMGIKYmFzZV9jb21t aXQ6IGU0MjM5MWNkMDQ4ODA5ZDkwMzI5MWQwN2Y4NmVkMzkzNGNlMTM4ZTkKYnJhbmNoOiBsaW51 eC1kZXZlbC9kZXZlbC1ob3VybHktMjAxNTAzMzEwOQprZXJuZWw6ICIva2VybmVsL3g4Nl82NC1y aGVsL2U0MjM5MWNkMDQ4ODA5ZDkwMzI5MWQwN2Y4NmVkMzkzNGNlMTM4ZTkvdm1saW51ei00LjAu MC1yYzYiCnVzZXI6IGxrcApxdWV1ZTogY3ljbGljCnJvb3RmczogZGViaWFuLXg4Nl82NC0yMDE1 LTAyLTA3LmNnegpyZXN1bHRfcm9vdDogIi9yZXN1bHQvbGtwLW5lMDIvbmV0cGVyZi9wZXJmb3Jt YW5jZS0zMDBzLTIwMCUtVENQX1NFTkRGSUxFL2RlYmlhbi14ODZfNjQtMjAxNS0wMi0wNy5jZ3ov eDg2XzY0LXJoZWwvZTQyMzkxY2QwNDg4MDlkOTAzMjkxZDA3Zjg2ZWQzOTM0Y2UxMzhlOS8wIgpu b2RlX3JvbGVzOiBzZXJ2ZXIgY2xpZW50CmpvYl9maWxlOiAiL2xrcC9zY2hlZHVsZWQvbGtwLW5l MDIvY3ljbGljX25ldHBlcmYtcGVyZm9ybWFuY2UtMzAwcy0yMDAlLVRDUF9TRU5ERklMRS14ODZf NjQtcmhlbC1CQVNFLWU0MjM5MWNkMDQ4ODA5ZDkwMzI5MWQwN2Y4NmVkMzkzNGNlMTM4ZTktMC0y MDE1MDMzMS0zMjk1Ni0xdWhndW9lLnlhbWwiCmRlcXVldWVfdGltZTogMjAxNS0wMy0zMSAxMjoy OTozNC4xMzMxMzYyODcgKzA4OjAwCm5yX2NwdTogIiQobnByb2MpIgptYXhfdXB0aW1lOiAxNTAw Cm1vZHVsZXNfaW5pdHJkOiAiL2tlcm5lbC94ODZfNjQtcmhlbC9lNDIzOTFjZDA0ODgwOWQ5MDMy OTFkMDdmODZlZDM5MzRjZTEzOGU5L21vZHVsZXMuY2d6IgpibV9pbml0cmQ6ICIvbGtwL2JlbmNo bWFya3MvdHVyYm9zdGF0LmNneiwvbGtwL2JlbmNobWFya3MvbmV0cGVyZi1kZWJpYW4uY2d6LC9s a3AvYmVuY2htYXJrcy9uZXRwZXJmLmNneiIKam9iX3N0YXRlOiBmaW5pc2hlZApsb2FkYXZnOiAz NC45MSAyOS4zNSAxMy40OSAxLzIxNCA5MzE4CnN0YXJ0X3RpbWU6ICcxNDI3Nzc2MjA2JwplbmRf dGltZTogJzE0Mjc3NzY1MDcnCnZlcnNpb246ICIvbGtwL2xrcC8uc3JjLTIwMTUwMzMxLTEwNDc1 NSIK --===============7746123748791992204== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; 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Tue, 31 Mar 2015 23:23:39 -0400 Received: from mga11.intel.com ([192.55.52.93]:51801 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753086AbbDADXh (ORCPT ); Tue, 31 Mar 2015 23:23:37 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,503,1422950400"; d="yaml'?scan'208";a="673512205" Message-ID: <1427858614.17170.102.camel@intel.com> Subject: [LKP] [mm] b191f9b106e: -8.8% netperf.time.minor_page_faults From: Huang Ying To: Mel Gorman Cc: Linus Torvalds , LKML , LKP ML Date: Wed, 01 Apr 2015 11:23:34 +0800 Content-Type: multipart/mixed; boundary="=-3F6tfYPPZwlD9e97dcnu" 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 --=-3F6tfYPPZwlD9e97dcnu Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit b191f9b106ea1a24a711dbebb2925d3313da5852 ("mm: numa: preserve PTE write permissions across a NUMA hinting fault") testbox/testcase/testparams: lkp-ne02/netperf/performance-300s-200%-TCP_SENDFILE bea66fbd11af1ca9 b191f9b106ea1a24a711dbebb2 ---------------- -------------------------- %stddev %change %stddev \ | \ 13115 ± 0% -8.8% 11968 ± 0% netperf.time.minor_page_faults 65.63 ± 6% -14.6% 56.05 ± 7% netperf.time.user_time 65.63 ± 6% -14.6% 56.05 ± 7% time.user_time 728886 ± 12% -29.2% 516121 ± 25% proc-vmstat.pgalloc_dma32 259 ± 12% -21.8% 203 ± 19% sched_debug.cfs_rq[10]:/.tg_load_contrib 139 ± 26% -40.9% 82 ± 48% sched_debug.cfs_rq[10]:/.blocked_load_avg 1437779 ± 5% -9.7% 1298979 ± 2% sched_debug.cfs_rq[11]:/.max_vruntime 1437779 ± 5% -9.7% 1298979 ± 2% sched_debug.cfs_rq[11]:/.MIN_vruntime 518 ± 37% -52.1% 248 ± 40% sched_debug.cfs_rq[3]:/.tg_load_contrib 117 ± 6% +13.5% 132 ± 9% sched_debug.cfs_rq[3]:/.load 191 ± 28% +71.7% 328 ± 35% sched_debug.cfs_rq[7]:/.tg_load_contrib 306355 ± 47% -33.0% 205153 ± 1% sched_debug.cpu#11.nr_switches 306423 ± 47% -33.0% 205208 ± 1% sched_debug.cpu#11.sched_count 1050 ± 13% +59.2% 1672 ± 18% sched_debug.cpu#15.curr->pid 1020 ± 6% +35.1% 1379 ± 6% sched_debug.cpu#4.curr->pid 1082 ± 18% +44.5% 1563 ± 28% sched_debug.cpu#5.curr->pid 1215 ± 14% -17.6% 1001 ± 7% sched_debug.cpu#8.curr->pid lkp-ne02: Nehalem-EP Memory: 5G netperf.time.minor_page_faults 13400 ++---------------------------------*--------------------------------+ | *.. *.. : | 13200 *+. .. .. *.. .*..*.. : *..*..*..*..*.. .*..*.. | 13000 ++ * *..* *..*. * *..*. *..* | | 12800 ++ | | | 12600 ++ | | | 12400 ++ | 12200 ++ | | | 12000 O+ O O O O O | | O O O O O O O O O O O O O O | 11800 ++------------------------------------------------------------------+ [*] 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 provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. Thanks, Ying Huang --=-3F6tfYPPZwlD9e97dcnu Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" Content-Transfer-Encoding: 7bit --- testcase: netperf 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: performance commit: e42391cd048809d903291d07f86ed3934ce138e9 model: Nehalem-EP memory: 5G nr_hdd_partitions: 12 hdd_partitions: "/dev/disk/by-id/scsi-35000c5000*part1" swap_partitions: "/dev/disk/by-id/scsi-SATA_ST3500320NS_9QM6YWTY-part2" runtime: 300s nr_threads: 200% perf-profile: freq: 800 cluster: cs-localhost if role server: netserver: if role client: netperf: test: TCP_SENDFILE testbox: lkp-ne02 tbox_group: lkp-ne02 kconfig: x86_64-rhel enqueue_time: 2015-03-31 11:57:48.297146032 +08:00 head_commit: 051d101ddcd268a7429d6892c089c1c0858df20b base_commit: e42391cd048809d903291d07f86ed3934ce138e9 branch: linux-devel/devel-hourly-2015033109 kernel: "/kernel/x86_64-rhel/e42391cd048809d903291d07f86ed3934ce138e9/vmlinuz-4.0.0-rc6" user: lkp queue: cyclic rootfs: debian-x86_64-2015-02-07.cgz result_root: "/result/lkp-ne02/netperf/performance-300s-200%-TCP_SENDFILE/debian-x86_64-2015-02-07.cgz/x86_64-rhel/e42391cd048809d903291d07f86ed3934ce138e9/0" node_roles: server client job_file: "/lkp/scheduled/lkp-ne02/cyclic_netperf-performance-300s-200%-TCP_SENDFILE-x86_64-rhel-BASE-e42391cd048809d903291d07f86ed3934ce138e9-0-20150331-32956-1uhguoe.yaml" dequeue_time: 2015-03-31 12:29:34.133136287 +08:00 nr_cpu: "$(nproc)" max_uptime: 1500 modules_initrd: "/kernel/x86_64-rhel/e42391cd048809d903291d07f86ed3934ce138e9/modules.cgz" bm_initrd: "/lkp/benchmarks/turbostat.cgz,/lkp/benchmarks/netperf-debian.cgz,/lkp/benchmarks/netperf.cgz" job_state: finished loadavg: 34.91 29.35 13.49 1/214 9318 start_time: '1427776206' end_time: '1427776507' version: "/lkp/lkp/.src-20150331-104755" --=-3F6tfYPPZwlD9e97dcnu Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="reproduce" Content-Transfer-Encoding: 7bit echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu1/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu10/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu11/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu12/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu13/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu14/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu15/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu2/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu3/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu5/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu6/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu7/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu8/cpufreq/scaling_governor echo performance > /sys/devices/system/cpu/cpu9/cpufreq/scaling_governor netserver netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 netperf -t TCP_SENDFILE -c -C -l 300 --=-3F6tfYPPZwlD9e97dcnu Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable _______________________________________________ LKP mailing list LKP@linux.intel.com =0D --=-3F6tfYPPZwlD9e97dcnu--