[lkp] [xfs] ad68972acb: xfstests.time.file_system_outputs -6.0% improvement
From: kernel test robot
Date: Wed Apr 06 2016 - 21:14:08 EST
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