[Gluster-devel] [Qusetions] How profile affect glusterfs performance?

[Xie Changlong]

在 6/5/2017 3:10 PM, Xie Changlong 写道:
> 在 6/5/2017 2:34 PM, Pranith Kumar Karampuri 写道:
>> What is your usecase if I may ask?
>>
> 
> Only fio/iozone now, maybe you can give me better test sugguestion :)
> 
> seq read
> # dd if=/dev/zero  of=test bs=4k count=524288
> #fio --filename=test -iodepth=64 -ioengine=libaio --direct=1 --rw=read 
> --bs=1m --size=2g --numjobs=4 --runtime=10 --group_reporting 
> --name=test-read
> seq write
> # fio -filename=test -iodepth=64 -ioengine=libaio -direct=1 -rw=write 
> -bs=1m -size=2g -numjobs=4 -runtime=20 -group_reporting -name=test-write
> 
> random read
> #fio -filename=test -iodepth=64 -ioengine=libaio -direct=1 -rw=randread 
> -bs=4k -size=2G -numjobs=64 -runtime=20 -group_reporting 
> -name=test-rand-read
> 
> random write
> #fio -filename=test -iodepth=64 -ioengine=libaio -direct=1 -rw=randwrite 
> -bs=4k -size=2G -numjobs=64 -runtime=20 -group_reporting 
> -name=test-rand-write
> 
> 
> iozone  1 thread
> # ./iozone -s 10g -r 1m -i 0 -i 1 -f /mnt/test-volume/test -Rb 
> /tmp/test_iozone_1.xls
> iozone  2 multi-threads
> # ./iozone -s 10g -r 1m -i 0 -i 1 -f /mnt/test-volume/test -t 8 -Rb 
> /tmp/test_iozone_2.xls
> 

Re-declare,
For fio, i compare "bw" and "iops" fileds.
For iozone, i compare "write" "rewrite" "read" "re-read" fileds.

> 
>> On Mon, Jun 5, 2017 at 11:08 AM, Xie Changlong<xiechanglong.d at gmail.com>
>> wrote:
>>
>>> 在 6/5/2017 1:22 PM, Pranith Kumar Karampuri 写道:
>>>
>>>> On Mon, Jun 5, 2017 at 8:29 AM, Xie Changlong<xiechanglong.d at gmail.com>
>>>> wrote:
>>>>
>>>> 在 6/5/2017 10:50 AM, Pranith Kumar Karampuri 写道:
>>>>> I think there have been improvements here to use special 
>>>>> instructions to
> 

-- 
Thanks
     -Xie