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Re: [Xen-users] How (not) to destroy a PostgreSQL db in domU on powerfail

To: Michael Monnerie <michael.monnerie@xxxxxxxxxxxxxxxxxxx>
From: "Fajar A. Nugraha" <fajar@xxxxxxxxx>
Date: Wed, 4 Mar 2009 08:15:33 +0700
Cc: xen-users@xxxxxxxxxxxxxxxxxxx
Delivery-date: Tue, 03 Mar 2009 17:16:21 -0800
List-id: Xen user discussion <xen-users.lists.xensource.com>

On Wed, Mar 4, 2009 at 3:51 AM, Michael Monnerie
<michael.monnerie@xxxxxxxxxxxxxxxxxxx> wrote:
>
> IOW: The problem is that XEN doesn't strictly follow write barriers. Is
> there a way I can make it do that?

Is your domU filesystem (/path/root20090113.xvd ?) located on top of LVM?
If yes, then AFAIK LVM does not honor write-barriers.

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