From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============0517311471489985659==" MIME-Version: 1.0 From: Huang Ying To: lkp@lists.01.org Subject: [kernfs] 2427d387fd2: -1.8% boot-slabinfo.num_objs Date: Mon, 09 Feb 2015 12:23:44 +0800 Message-ID: <1423455824.5968.51.camel@intel.com> List-Id: --===============0517311471489985659== 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/next/linux-next.git master commit 2427d387fd24bc04a5c270161473eaca8239cd39 ("kernfs: convert node name= allocation to kstrdup_const") Some slab memory can be saved with the patch :) testbox/testcase/testparams: lkp-t410/boot/performance-1 9f5b2beccb0ad113 2427d387fd24bc04a5c2701614 = ---------------- -------------------------- = %stddev %change %stddev \ | \ = 1110 =C2=B1 2% -8.5% 1016 =C2=B1 5% boot-meminfo.PageTa= bles 144680 =C2=B1 0% -2.1% 141631 =C2=B1 0% boot-slabinfo.num_o= bjs 107666 =C2=B1 0% -1.1% 106464 =C2=B1 0% boot-meminfo.Slab 26953 =C2=B1 0% -1.0% 26672 =C2=B1 0% boot-slabinfo.num_p= ages testbox/testcase/testparams: lkp-a03/boot/performance-1 9f5b2beccb0ad113 2427d387fd24bc04a5c2701614 = ---------------- -------------------------- = fail:runs %reproduction fail:runs | | | = 29 =C2=B1 28% -60.2% 11 =C2=B1 49% time.involuntary_co= ntext_switches 166 =C2=B1 1% -2.4% 162 =C2=B1 1% boot-time.idle 133976 =C2=B1 0% -1.8% 131519 =C2=B1 0% boot-slabinfo.num_o= bjs testbox/testcase/testparams: lkp-a04/boot/performance-1 9f5b2beccb0ad113 2427d387fd24bc04a5c2701614 = ---------------- -------------------------- = 133681 =C2=B1 0% -1.8% 131309 =C2=B1 0% boot-slabinfo.num_o= bjs lkp-t410: Westmere Memory: 2G lkp-a03: Atom Memory: 8G lkp-a04: Atom Memory: 8G boot-slabinfo.num_pages 27100 ++----------------------------*--*-*------*------------------------= -+ | .*..*.* *.* = | 27000 ++ .* *. = | | *.. .* .*.*..* * .* .*.*..*= .* 26900 ++ * + .* + .* + .* = | |: *. *. *. = | 26800 *+ = | | = | 26700 ++ O O O O O O = | | O O O O O O O O O O O O = | 26600 ++ = | | O O = | 26500 O+ O O O O = | | = | 26400 ++-----------------------------------------------------------------= -+ [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby ruby-oj git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tes= ts.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, Huang, Ying _______________________________________________ LKP mailing list LKP(a)linux.intel.com --===============0517311471489985659== Content-Type: text/plain MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="job.yaml" LS0tCnRlc3RjYXNlOiBib290CmRlZmF1bHQtbW9uaXRvcnM6IApkZWZhdWx0X3dhdGNoZG9nczoK ICB3YXRjaC1vb206IAogIHdhdGNoZG9nOiAKY3B1ZnJlcV9nb3Zlcm5vcjogcGVyZm9ybWFuY2UK bW9kZWw6IFdlc3RtZXJlCm1lbW9yeTogMkcKaGRkX3BhcnRpdGlvbnM6ICIvZGV2L2Rpc2svYnkt aWQvYXRhLUZVSklUU1VfTUpBMjI1MEJIX0cyX0s5NUNUOUMyRzI5Vy1wYXJ0NiIKc3dhcF9wYXJ0 aXRpb25zOiAKcm9vdGZzX3BhcnRpdGlvbjogIi9kZXYvZGlzay9ieS1pZC9hdGEtRlVKSVRTVV9N SkEyMjUwQkhfRzJfSzk1Q1Q5QzJHMjlXLXBhcnQ3Igpib290LXNsYWJpbmZvOiAKYm9vdC1tZW1p bmZvOiAKbWVtbWFwOiAKYm9vdC1tZW1vcnk6IApib290LXRpbWU6IAprZXJuZWwtc2l6ZTogCnNs ZWVwOiAxCmJyYW5jaDogbmV4dC9tYXN0ZXIKY29tbWl0OiBiNTBjYWRmZmQxNTU3MDhjYmQ4OTBk MGVlNmNjMzA5YzUxYWYwZjdkCnJlcGVhdF90bzogMQp0ZXN0Ym94OiBsa3AtdDQxMAp0Ym94X2dy b3VwOiBsa3AtdDQxMAprY29uZmlnOiB4ODZfNjQtbmZzcm9vdAplbnF1ZXVlX3RpbWU6IDIwMTUt MDItMDQgMTE6NTk6MDcuNjUyODQzNjkwICswODowMAprZXJuZWw6ICIva2VybmVsL3g4Nl82NC1u ZnNyb290L2I1MGNhZGZmZDE1NTcwOGNiZDg5MGQwZWU2Y2MzMDljNTFhZjBmN2Qvdm1saW51ei0z LjE5LjAtcmM3LW5leHQtMjAxNTAyMDMtZ2I1MGNhZGYiCnVzZXI6IGxrcApxdWV1ZTogYm9vdApy b290ZnM6IGRlYmlhbi14ODZfNjQtMjAxNS0wMi0wMi5jZ3oKcmVzdWx0X3Jvb3Q6ICIvcmVzdWx0 L2xrcC10NDEwL2Jvb3QvcGVyZm9ybWFuY2UtMS9kZWJpYW4teDg2XzY0LTIwMTUtMDItMDIuY2d6 L3g4Nl82NC1uZnNyb290L2I1MGNhZGZmZDE1NTcwOGNiZDg5MGQwZWU2Y2MzMDljNTFhZjBmN2Qv MCIKam9iX2ZpbGU6ICIvbGtwL3NjaGVkdWxlZC9sa3AtdDQxMC9ib290X2Jvb3QtcGVyZm9ybWFu Y2UtMS14ODZfNjQtbmZzcm9vdC1iNTBjYWRmZmQxNTU3MDhjYmQ4OTBkMGVlNmNjMzA5YzUxYWYw ZjdkLTAueWFtbCIKZGVxdWV1ZV90aW1lOiAyMDE1LTAyLTA0IDEzOjEyOjA4LjU0MTEzODA1OCAr MDg6MDAKbnJfY3B1OiAiJChucHJvYykiCmpvYl9zdGF0ZTogZmluaXNoZWQKbG9hZGF2ZzogMS4w NyAwLjM0IDAuMTIgMS8xMjkgMzgzNQpzdGFydF90aW1lOiAnMTQyMzAyNjc3NicKZW5kX3RpbWU6 ICcxNDIzMDI2Nzc3Jwp2ZXJzaW9uOiAiL2xrcC9sa3AvLnNyYy0yMDE1MDIwNC0xMjQ1NTEiCg== --===============0517311471489985659==-- From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759330AbbBIEXs (ORCPT ); Sun, 8 Feb 2015 23:23:48 -0500 Received: from mga01.intel.com ([192.55.52.88]:13525 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755653AbbBIEXr (ORCPT ); Sun, 8 Feb 2015 23:23:47 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,541,1418112000"; d="yaml'?scan'208";a="524581507" Message-ID: <1423455824.5968.51.camel@intel.com> Subject: [LKP] [kernfs] 2427d387fd2: -1.8% boot-slabinfo.num_objs From: Huang Ying To: Andrzej Hajda Cc: Stephen Rothwell , LKML , LKP ML Date: Mon, 09 Feb 2015 12:23:44 +0800 Content-Type: multipart/mixed; boundary="=-xT4YzlWimVkdSSp5Ae5b" 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 --=-xT4YzlWimVkdSSp5Ae5b 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/next/linux-next.git master commit 2427d387fd24bc04a5c270161473eaca8239cd39 ("kernfs: convert node name allocation to kstrdup_const") Some slab memory can be saved with the patch :) testbox/testcase/testparams: lkp-t410/boot/performance-1 9f5b2beccb0ad113 2427d387fd24bc04a5c2701614 ---------------- -------------------------- %stddev %change %stddev \ | \ 1110 ± 2% -8.5% 1016 ± 5% boot-meminfo.PageTables 144680 ± 0% -2.1% 141631 ± 0% boot-slabinfo.num_objs 107666 ± 0% -1.1% 106464 ± 0% boot-meminfo.Slab 26953 ± 0% -1.0% 26672 ± 0% boot-slabinfo.num_pages testbox/testcase/testparams: lkp-a03/boot/performance-1 9f5b2beccb0ad113 2427d387fd24bc04a5c2701614 ---------------- -------------------------- fail:runs %reproduction fail:runs | | | 29 ± 28% -60.2% 11 ± 49% time.involuntary_context_switches 166 ± 1% -2.4% 162 ± 1% boot-time.idle 133976 ± 0% -1.8% 131519 ± 0% boot-slabinfo.num_objs testbox/testcase/testparams: lkp-a04/boot/performance-1 9f5b2beccb0ad113 2427d387fd24bc04a5c2701614 ---------------- -------------------------- 133681 ± 0% -1.8% 131309 ± 0% boot-slabinfo.num_objs lkp-t410: Westmere Memory: 2G lkp-a03: Atom Memory: 8G lkp-a04: Atom Memory: 8G boot-slabinfo.num_pages 27100 ++----------------------------*--*-*------*-------------------------+ | .*..*.* *.* | 27000 ++ .* *. | | *.. .* .*.*..* * .* .*.*..*.* 26900 ++ * + .* + .* + .* | |: *. *. *. | 26800 *+ | | | 26700 ++ O O O O O O | | O O O O O O O O O O O O | 26600 ++ | | O O | 26500 O+ O O O O | | | 26400 ++------------------------------------------------------------------+ [*] bisect-good sample [O] bisect-bad sample To reproduce: apt-get install ruby ruby-oj 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, Huang, Ying --=-xT4YzlWimVkdSSp5Ae5b Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" Content-Transfer-Encoding: 7bit --- testcase: boot default-monitors: default_watchdogs: watch-oom: watchdog: cpufreq_governor: performance model: Westmere memory: 2G hdd_partitions: "/dev/disk/by-id/ata-FUJITSU_MJA2250BH_G2_K95CT9C2G29W-part6" swap_partitions: rootfs_partition: "/dev/disk/by-id/ata-FUJITSU_MJA2250BH_G2_K95CT9C2G29W-part7" boot-slabinfo: boot-meminfo: memmap: boot-memory: boot-time: kernel-size: sleep: 1 branch: next/master commit: b50cadffd155708cbd890d0ee6cc309c51af0f7d repeat_to: 1 testbox: lkp-t410 tbox_group: lkp-t410 kconfig: x86_64-nfsroot enqueue_time: 2015-02-04 11:59:07.652843690 +08:00 kernel: "/kernel/x86_64-nfsroot/b50cadffd155708cbd890d0ee6cc309c51af0f7d/vmlinuz-3.19.0-rc7-next-20150203-gb50cadf" user: lkp queue: boot rootfs: debian-x86_64-2015-02-02.cgz result_root: "/result/lkp-t410/boot/performance-1/debian-x86_64-2015-02-02.cgz/x86_64-nfsroot/b50cadffd155708cbd890d0ee6cc309c51af0f7d/0" job_file: "/lkp/scheduled/lkp-t410/boot_boot-performance-1-x86_64-nfsroot-b50cadffd155708cbd890d0ee6cc309c51af0f7d-0.yaml" dequeue_time: 2015-02-04 13:12:08.541138058 +08:00 nr_cpu: "$(nproc)" job_state: finished loadavg: 1.07 0.34 0.12 1/129 3835 start_time: '1423026776' end_time: '1423026777' version: "/lkp/lkp/.src-20150204-124551" --=-xT4YzlWimVkdSSp5Ae5b 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 --=-xT4YzlWimVkdSSp5Ae5b--