Messages in this thread | | | Date | Thu, 7 Apr 2016 09:12:45 +0800 | From | kernel test robot <> | Subject | [lkp] [xfs] ad68972acb: xfstests.time.file_system_outputs -6.0% improvement |
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FYI, we noticed that xfstests.time.file_system_outputs -6.0% improvement on
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master commit ad68972acb82c3e8bba316d542ab204984cb1f1c ("xfs: xfs_cluster_write is redundant")
========================================================================================= compiler/disk/fs/kconfig/rootfs/tbox_group/test/testcase: gcc-4.9/4HDD/xfs/x86_64-rhel/debian-x86_64-2015-02-07.cgz/vm-kbuild-4G/generic-127/xfstests
commit: fbcc025613590d7b1d15521555dcc6393a148a6b ad68972acb82c3e8bba316d542ab204984cb1f1c
fbcc025613590d7b ad68972acb82c3e8bba316d542 ---------------- -------------------------- %stddev %change %stddev \ | \ 8055643 ± 0% -6.0% 7568459 ± 0% xfstests.time.file_system_outputs 11.74 ± 2% +28.9% 15.13 ± 21% xfstests.time.user_time 11.74 ± 2% +28.9% 15.13 ± 21% time.user_time
vm-kbuild-4G: qemu-system-x86_64 -enable-kvm -cpu qemu64,+ssse3 Memory: 4G
xfstests.time.file_system_outputs
9e+06 ++------------------------------------------------------------------+ *.*.*.*.*.*.*.*.*.*.*.* *.*.*.*.*.*.*.*.*.*.*.*.* *.*.*.*.*.*.*.* 8e+06 O+O O O O O O O O O O O O O O O O O O O O O O : | 7e+06 ++ : : : : | | : : : : | 6e+06 ++ : : : : | 5e+06 ++ : : : : | | : : : : | 4e+06 ++ : : : : | 3e+06 ++ : : : : | | : : : : | 2e+06 ++ : : | 1e+06 ++ : : | | : : | 0 ++--O-O-O-O-------------*---------------------------*---------------+
[*] bisect-good sample [O] bisect-bad sample
To reproduce:
git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run 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, Xiaolong Ye --- LKP_SERVER: inn LKP_CGI_PORT: 80 LKP_CIFS_PORT: 139 testcase: xfstests default-monitors: wait: activate-monitor kmsg: heartbeat: interval: 10 default-watchdogs: oom-killer: watchdog: cpufreq_governor: model: qemu-system-x86_64 -enable-kvm -cpu qemu64,+ssse3 nr_vm: 6 nr_cpu: 4 memory: 4G rootfs: debian-x86_64-2015-02-07.cgz hdd_partitions: "/dev/vda /dev/vdb /dev/vdc /dev/vdd /dev/vde /dev/vdf" swap_partitions: "/dev/vdg" ssh_base_port: 23032 category: functional disk: 4HDD fs: xfs xfstests: test: generic-127 branch: scsi/misc commit: ad68972acb82c3e8bba316d542ab204984cb1f1c queue: bisect repeat_to: 2 testbox: vm-kbuild-4G-3 tbox_group: vm-kbuild-4G kconfig: x86_64-rhel enqueue_time: 2016-04-02 17:18:10.328935599 +08:00 compiler: gcc-4.9 id: 12de6ecf92d02c668f45f8c0c55ae8b553c74100 user: lkp head_commit: 00e8a46b50f800991e89446fb98dcad5f72e786f base_commit: f55532a0c0b8bb6148f4e07853b876ef73bc69ca result_root: "/result/xfstests/4HDD-xfs-generic-127/vm-kbuild-4G/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/ad68972acb82c3e8bba316d542ab204984cb1f1c/0" job_file: "/lkp/scheduled/vm-kbuild-4G-3/bisect_xfstests-4HDD-xfs-generic-127-debian-x86_64-2015-02-07.cgz-x86_64-rhel-ad68972acb82c3e8bba316d542ab204984cb1f1c-20160402-87765-161tnhy-0.yaml" max_uptime: 3600 initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz" bootloader_append: - root=/dev/ram0 - user=lkp - job=/lkp/scheduled/vm-kbuild-4G-3/bisect_xfstests-4HDD-xfs-generic-127-debian-x86_64-2015-02-07.cgz-x86_64-rhel-ad68972acb82c3e8bba316d542ab204984cb1f1c-20160402-87765-161tnhy-0.yaml - ARCH=x86_64 - kconfig=x86_64-rhel - branch=scsi/misc - commit=ad68972acb82c3e8bba316d542ab204984cb1f1c - BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/ad68972acb82c3e8bba316d542ab204984cb1f1c/vmlinuz-4.5.0-rc2-00004-gad68972 - max_uptime=3600 - RESULT_ROOT=/result/xfstests/4HDD-xfs-generic-127/vm-kbuild-4G/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/ad68972acb82c3e8bba316d542ab204984cb1f1c/0 - LKP_SERVER=inn - |2-
earlyprintk=ttyS0,115200 systemd.log_level=err 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 lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz" modules_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/ad68972acb82c3e8bba316d542ab204984cb1f1c/modules.cgz" bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/fs.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/xfstests.cgz,/lkp/benchmarks/xfstests.cgz" linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/ad68972acb82c3e8bba316d542ab204984cb1f1c/linux-headers.cgz" kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/ad68972acb82c3e8bba316d542ab204984cb1f1c/vmlinuz-4.5.0-rc2-00004-gad68972" dequeue_time: 2016-04-02 17:22:24.997334668 +08:00 job_state: finished loadavg: 0.92 0.99 0.93 1/116 2273 start_time: '1459588990' end_time: '1459591516' version: "/lkp/lkp/.src-20160401-231508" 2016-04-02 17:23:01 mkfs -t xfs /dev/vdb 2016-04-02 17:23:01 mkfs -t xfs /dev/vda 2016-04-02 17:23:01 mkfs -t xfs /dev/vdc 2016-04-02 17:23:01 mkfs -t xfs /dev/vdd 2016-04-02 17:23:09 mount -t xfs -o nobarrier,inode64 /dev/vda /fs/vda 2016-04-02 17:23:09 mount -t xfs -o nobarrier,inode64 /dev/vdb /fs/vdb 2016-04-02 17:23:09 mount -t xfs -o nobarrier,inode64 /dev/vdc /fs/vdc 2016-04-02 17:23:09 mount -t xfs -o nobarrier,inode64 /dev/vdd /fs/vdd 2016-04-02 17:23:10 export TEST_DIR=/fs/vda 2016-04-02 17:23:10 export TEST_DEV=/dev/vda 2016-04-02 17:23:10 export FSTYP=xfs 2016-04-02 17:23:10 export SCRATCH_MNT=/fs/scratch 2016-04-02 17:23:10 mkdir /fs/scratch -p 2016-04-02 17:23:10 export SCRATCH_DEV=/dev/vdd 2016-04-02 17:23:10 export SCRATCH_LOGDEV=/dev/vdb 2016-04-02 17:23:10 ./check generic/127
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