* [LKP] [block] 5a19fe29ba7: +5.4% boot-slabinfo.num_objs
@ 2015-04-30 4:07 Yuanhan Liu
0 siblings, 0 replies; only message in thread
From: Yuanhan Liu @ 2015-04-30 4:07 UTC (permalink / raw)
To: Ming Lin; +Cc: Kent Overstreet, LKML, lkp
[-- Attachment #1: Type: text/plain, Size: 9084 bytes --]
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
[-- Attachment #2: job.yaml --]
[-- Type: text/plain, Size: 2460 bytes --]
---
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"
[-- Attachment #3: Type: text/plain, Size: 85 bytes --]
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2015-04-30 4:07 [LKP] [block] 5a19fe29ba7: +5.4% boot-slabinfo.num_objs Yuanhan Liu
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