Re: Helping to model this workload

["Neto, Antonio Jose Rodrigues" <Antonio.Jose.Rodrigues.Neto@netapp.com>]

On 7/26/13 10:24 AM, "Jens Axboe" <axboe@kernel.dk> wrote:

>On 07/26/2013 08:22 AM, Neto, Antonio Jose Rodrigues wrote:
>> Would be nice if we could specify?
>> Iodepth for sequential and random
>
>That would be easy enough to add.
>
>> Numjobs for sequential and random (for example: I would like to have 16
>> jobs doing random and 1 job only doing sequential)
>
>That's pretty easy to do manually by just having the two sections in the
>job file.
>
>-- 
>Jens Axboe
>
>--

Something like this? Do you have an example? I am confused with 2 sections
and the percentage of the distribution of sequential and random plus the
difference of block size

>[random]
>bs=64k,4k
>bs_is_seq_rand=1
>ioengine=libaio
>iodepth=2
>numjobs=64
>direct=1
>runtime=2400
>size=2000g
>filename=\\.\PhysicalDrive9:\\.\PhysicalDrive10
>rw=randrw
>rwmixread=85
>percentage_random=59,67
>thread
>unified_rw_reporting=1
>group_reporting=1

>[sequential]
>bs=64k,4k
>bs_is_seq_rand=1
>ioengine=libaio
>iodepth=1
>numjobs=1
>direct=1
>runtime=2400
>size=2000g
>filename=\\.\PhysicalDrive9:\\.\PhysicalDrive10
>rw=randrw
>rwmixread=85
>percentage_random=59,67
>thread
>unified_rw_reporting=1
>group_reporting=1