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On Wed, Feb 29, 2012 at 1:02 PM, Yun Mao <yunmao at gmail.com> wrote:
> Hi,
>
> we sometimes notice this error message which prevent us from starting
> nova services occasionally. We are using a somewhat modified diablo
> stable release on Ubuntu 11.10. It may very well be the problem from
> our patches but I'm wondering if you guys have any insight. In what
> condition does this error occur? There is a similar bug in here:
> https://bugs.launchpad.net/nova/+bug/831599
>
> but that doesn't offer much insight to me. Helps are very appreciated. Thanks,
>
> Yun

One tip - make sure you capture stdout/stderr, as well as logs.

Although I haven't see this particular error, I have seen at least
one case where libvirt related errors weren't in the log, but made
it to the console.

mike