I'm not worried about uncommitted data from the guest OS... I'm
capturing all of the domU memory state as well, so I guess I should be
more clear that I'm not looking for truly "consistent" disk image... I
just want to make sure that the virtual disk state is always synced to
the actual backing file.
On Thu, Jan 27, 2011 at 5:23 PM, Javier Guerra Giraldez
<javier@xxxxxxxxxxx> wrote:
> On Thu, Jan 27, 2011 at 5:00 PM, Mike Sun <msun@xxxxxxxxxx> wrote:
>>  Does the use of the blktap
>> driver eliminate this problem?
>
> no, since it's not a virtualization isse: the guest's OS might have a
> lot of uncommitted data, no setup of Xen can divine what should be on
> disk before the guest chooses to flush it.
>
> --
> Javier
>
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