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Re: [Qemu-devel] Silent filesystem/qcow2 corruptions with qemu-kvm-1.0 a


From: Stefan Hajnoczi
Subject: Re: [Qemu-devel] Silent filesystem/qcow2 corruptions with qemu-kvm-1.0 and 1.1.1
Date: Fri, 12 Oct 2012 10:33:15 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

On Thu, Oct 11, 2012 at 03:33:23PM +0200, Tiziano Müller wrote:
> Checking the image using `qemu-img check` then gives something like
> this:
> 
> ERROR OFLAG_COPIED: offset=3bc30000 refcount=1
> ERROR offset=c7e331: Cluster is not properly aligned; L2 entry
> corrupted.

Is any other program accessing the qcow2 image on the host while the VM
is running?

For example, are you running qemu-img on the image while the VM is
running?

Stefan



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