Re: If loops= is specified, zone state is unexpectedly retained across iterations.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Adding Jens on cc.

On Tue, Sep 23, 2014 at 6:02 PM, Akash Verma <akashv@xxxxxxxxxx> wrote:
> I'm wondering if this is desired behavior or accidental. If I use this
> control file:
>
> [sdb-zoned-and-looped]
> rw=write
> bs=4k
> size=24k
> zonesize=12k
> zonerange=512k
> zoneskip=512k
> ioengine=sync
> direct=1
> thread=1
> loops=10
> filename=/dev/sdb
> write_iolog=sdb_iolog.txt
>
> sdb_iolog.txt shows:
> fio version 2 iolog
> /dev/sdb add
> /dev/sdb open
> /dev/sdb write 0 4096
> /dev/sdb write 4096 4096
> /dev/sdb write 8192 4096
> /dev/sdb write 1048576 4096
> /dev/sdb write 1052672 4096
> /dev/sdb write 1056768 4096
> /dev/sdb close
> /dev/sdb open
> /dev/sdb write 1048576 4096
> /dev/sdb write 1052672 4096
> /dev/sdb write 1056768 4096
> /dev/sdb write 2097152 4096
> /dev/sdb write 2101248 4096
> /dev/sdb write 2105344 4096
> ...
>
> I'd expect each iteration of the loop to be identical, rather than
> resuming from the zone offset of the previous iteration. Would it be
> okay to change this behavior?
--
To unsubscribe from this list: send the line "unsubscribe fio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux Kernel]     [Linux SCSI]     [Linux IDE]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux SCSI]

  Powered by Linux