What happens when you try to use KVM on an image directly on XFS, without
involving gluster?

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On Sun, Oct 27, 2013 at 5:53 PM, Jacob Yundt <[email protected]> wrote:

> I think I finally made some progress on this bug!
>
> I noticed that all disks in my gluster server(s) have 4K sectors.
> Using an older disk with 512 byte sectors, I did _not_ get any errors
> on my gluster client / KVM server.  I switched back to using my newer
> 4K drives and manually set the XFS sector size (sectsz) to 512.  With
> the manually set sector size of 512, everything worked as expected.
>
> I think I might be hitting some sort of qemu/libvirt bug.  However,
> all of the bugs I found that sound similar[1][2] have already been
> fixed in RHEL6.
>
> Anyone else using XFS backed bricks on 4K sector drives to host KVM
> images in RHEL6?
>
> -Jacob
>
> [1] https://bugzilla.redhat.com/show_bug.cgi?id=608548
> [2] https://bugzilla.redhat.com/show_bug.cgi?id=748902
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