Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750866AbbD3EGJ (ORCPT ); Thu, 30 Apr 2015 00:06:09 -0400 Received: from mga02.intel.com ([134.134.136.20]:47904 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750785AbbD3EGH (ORCPT ); Thu, 30 Apr 2015 00:06:07 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.11,674,1422950400"; d="yaml'?scan'208";a="718199535" Date: Thu, 30 Apr 2015 12:07:34 +0800 From: Yuanhan Liu To: Ming Lin Cc: Kent Overstreet , LKML , lkp@01.org Subject: [LKP] [block] 5a19fe29ba7: +5.4% boot-slabinfo.num_objs Message-ID: <20150430040734.GA9795@yliu-dev.sh.intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="82I3+IH0IqGh5yIs" Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 12231 Lines: 255 --82I3+IH0IqGh5yIs Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/mlin/linux.git block-generic-req commit 5a19fe29ba7d052c0d8fa8a2bf461abc1e4d89bb ("block: make generic_make_request handle arbitrarily sized bios") testbox/testcase/testparams: vm-kbuild-1G/boot/1 v4.1-rc1 5a19fe29ba7d052c0d8fa8a2bf ---------------- -------------------------- %stddev %change %stddev \ | \ 152092 ? 0% +5.4% 160249 ? 0% boot-slabinfo.num_objs 10106 ? 0% +21.6% 12293 ? 0% boot-slabinfo.num_pages 8.30 ? 21% -33.9% 5.48 ? 1% boot-time.boot 7.44 ? 23% -34.9% 4.84 ? 1% boot-time.dhcp 10.01 ? 17% -27.0% 7.31 ? 1% boot-time.idle 35507 ? 2% +17.9% 41856 ? 10% boot-meminfo.DirectMap4k 1558 ? 8% +276.5% 5868 ? 1% boot-meminfo.KernelStack 480717 ? 0% -2.8% 467414 ? 0% boot-meminfo.MemFree 11462 ? 1% +70.0% 19488 ? 0% boot-meminfo.SUnreclaim 40390 ? 0% +21.7% 49146 ? 0% boot-meminfo.Slab vm-kbuild-1G: qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap Memory: 1G boot-slabinfo.num_objs 162000 ++-----------------------------------------------------------------+ | O O O O 160000 O+ O O O O O O O | | O O O O O O O O O O | | O O O O | 158000 ++ | | O | 156000 ++ | | | 154000 ++ | | | | *. .*.*.. *..*.*.. | 152000 ++. *. *. .. * | * * | 150000 ++-----------------------------------------------------------------+ boot-slabinfo.num_pages 12500 ++------------------------------------------------------------------+ 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 | O O | 12000 ++ | | | | | 11500 ++ | | | 11000 ++ | | | | | 10500 ++ | | | | .*..*. .*..*.*..*..*.* | 10000 *+-*------*---------------------------------------------------------+ boot-meminfo.MemFree 484000 ++-----------------------------------------------------------------+ 482000 ++ * | | .*.*.. .*..* : + *.. | 480000 *+ * : : + + | 478000 ++ : : * * | | * | 476000 ++ | 474000 ++ | 472000 ++ | | | 470000 ++ O O O O O O | 468000 ++ O O O O O O O O O O O | | O O O O O O | 466000 O+ O O O 464000 ++-----------------------------------------------------------------+ boot-meminfo.Slab 50000 ++------------------------------------------------------------------+ 49000 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 O O | 48000 ++ | 47000 ++ | | | 46000 ++ | 45000 ++ | 44000 ++ | | | 43000 ++ | 42000 ++ | | | 41000 ++.*.*..*. .*..*. .*..*.* | 40000 *+--------*-------*-------------------------------------------------+ boot-meminfo.SUnreclaim 20000 ++----------------------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 O O 19000 ++ | 18000 ++ | | | 17000 ++ | 16000 ++ | | | 15000 ++ | 14000 ++ | | | 13000 ++ | 12000 ++ | *..*.*..*.*..*..*.*..*..*.* | 11000 ++------------------------------------------------------------------+ boot-meminfo.KernelStack 6000 O+------O--O-O-----O----O--O-O-----O-O--O----O--O-O--O--O-O--O--O----O 5500 ++ O O O O O O O | | | 5000 ++ | 4500 ++ | | | 4000 ++ | 3500 ++ | 3000 ++ | | | 2500 ++ | 2000 ++ | | .*. .*..*.*..*..*. .*..* | 1500 *+ *. *. | 1000 ++-------------------------------------------------------------------+ [*] 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, lkp --82I3+IH0IqGh5yIs Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="job.yaml" --- testcase: boot default-monitors: default-watchdogs: watch-oom: watchdog: cpufreq_governor: model: qemu-system-x86_64 -enable-kvm -cpu Haswell,+smep,+smap nr_vm: 16 nr_cpu: 2 memory: 1G disk_type: virtio-scsi rootfs: debian-x86_64-2015-02-07.cgz hdd_partitions: "/dev/sda /dev/sdb /dev/sdc /dev/sdd" swap_partitions: "/dev/sde" boot-slabinfo: boot-meminfo: memmap: boot-memory: boot-time: kernel-size: timeout: 10m sleep: 1 branch: linux-devel/devel-hourly-2015042901 commit: 01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78 repeat_to: 2 testbox: vm-kbuild-1G-2 tbox_group: vm-kbuild-1G kconfig: x86_64-rhel enqueue_time: 2015-04-29 09:56:13.726649845 +08:00 kernel: "/kernel/x86_64-rhel/01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78/vmlinuz-4.1.0-rc1-01009-g01060bf" user: lkp queue: boot result_root: "/result/vm-kbuild-1G/boot/1/debian-x86_64-2015-02-07.cgz/x86_64-rhel/01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78/0" LKP_SERVER: inn job_file: "/lkp/scheduled/vm-kbuild-1G-2/boot_boot-1-debian-x86_64.cgz-x86_64-rhel-01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78-1-20150429-10021-1gr1afy.yaml" dequeue_time: 2015-04-29 09:57:54.469064783 +08:00 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/vm-kbuild-1G-2/boot_boot-1-debian-x86_64.cgz-x86_64-rhel-01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78-1-20150429-10021-1gr1afy.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=linux-devel/devel-hourly-2015042901 - commit=01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78 - BOOT_IMAGE=/kernel/x86_64-rhel/01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78/vmlinuz-4.1.0-rc1-01009-g01060bf - RESULT_ROOT=/result/vm-kbuild-1G/boot/1/debian-x86_64-2015-02-07.cgz/x86_64-rhel/01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78/0 - LKP_SERVER=inn - |2- earlyprintk=ttyS0,115200 rd.udev.log-priority=err systemd.log_target=journal systemd.log_level=warning debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100 panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0 console=ttyS0,115200 console=tty0 vga=normal rw max_uptime: 600 lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz" modules_initrd: "/kernel/x86_64-rhel/01060bfb79987cf1b7b2012c5bfbc3ae6d7a7e78/modules.cgz" bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz" job_state: finished loadavg: 0.05 0.01 0.01 1/355 721 start_time: '1430272709' end_time: '1430272710' version: "/lkp/lkp/.src-20150429-092245" --82I3+IH0IqGh5yIs Content-Type: text/plain; charset=us-ascii Content-Disposition: inline _______________________________________________ LKP mailing list LKP@linux.intel.com --82I3+IH0IqGh5yIs-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/