[Gluster-users] KVM guest I/O errors with xfs backed gluster volumes

Joe Julian joe at julianfamily.org
Tue Jul 16 08:16:12 UTC 2013

That error is at pread()

Anand Avati <anand.avati at gmail.com> wrote:

>It would be good if you can make sure a dd write with oflag=direct
>works on
>the mount point (without involving KVM/qemu).
>On Mon, Jul 15, 2013 at 7:37 PM, Jacob Yundt <jyundt at gmail.com> wrote:
>> Unfortunately I'm hitting the same problem with 3.4.0 GA.  In case it
>> helps, I increased both the client and server brick logs to TRACE.
>> I've updated the BZ[1] and attached both logs + an strace.
>> Anyone else using XFS backed bricks for hosting KVM images?  If so,
>> what xfs mkfs/mount options are you using?  Additionally, what format
>> are your KVM images?
>> I'm trying to figure out what is unique about my config.  It seems
>> pretty vanilla (one gluster client, one gluster server, one brick,
>> volume, etc) but I wonder if I'm missing something obvious.
>> -Jacob
>> [1] https://bugzilla.redhat.com/show_bug.cgi?id=958781
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