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RE: [Xen-users] Dom0 Crashes on High I/O

To: "Stefan de Konink" <skinkie@xxxxxxxxx>, <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-users] Dom0 Crashes on High I/O
From: "Ross S. W. Walker" <rwalker@xxxxxxxxxxxxx>
Date: Fri, 4 Apr 2008 10:49:36 -0400
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Thread-topic: [Xen-users] Dom0 Crashes on High I/O
Stefan de Konink wrote:
> > Unless there has been a recent radical change to Xen it isn't possible
> to overcommit memory like other virtualization systems.
> Trust me; this is totally unrelated to Xen and NFS problems were already
> causing this on 3.1.
> Reproducable with:
> Loopback file on NFS. Twice the size as the host ram.
> Now run bonnie++. In a VM.

So, what are you saying? What are you recommending? Is there a bug
filed somewhere that might apply here?


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