[sheepdog-users] Stability problems with kvm using a remote sheepdog volume

David Douard david.douard at logilab.fr
Thu Jun 14 23:09:47 CEST 2012

On 14/06/2012 12:37, MORITA Kazutaka wrote:
> At Thu, 14 Jun 2012 00:19:06 +0200,
> David Douard wrote:


>> Here is the situation:
>> the kvm guest seems much more stable (sheepdog at 0ae0ad, kvm using
>> ubuntu precise source package (1.0+noroms-0ubuntu13) on which I applied
>> the 3 patches listed above). I could create a filesystem on it, I could
>> run a complete bonnie++ test on it, but a pgbench (postgresql 9.1 with a
>> cluster created on the sheepdog device) did make the kvm segfault.
> Are there any errors in sheep.log?  Could you generate and send a
> stack trace of the kvm segfault?

I'll try to get this. I'll also push my qemu git tree on github
tomorrow, with debian stuff, so the packages can be built on ubuntu
precise with a dpkg-buildpackage.

>> In this test, the sheepdog and the kvm are on the same machine.
> I'll create the same environment and give it a try this weekend.  (I
> don't have enough time to do it today and tomorrow, sorry.)

Thank you very much

> Thanks,
> Kazutaka

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