On 05/17/2013 03:49 PM, Joe Ryner wrote:
> Hi All,
>
> I have had an issue recently while working on my ceph clusters. The
> following issue seems to be true on bobtail and cuttlefish. I have
> two production clusters in two different data centers and a test
> cluster. We are using ceph to run virtual machines. I use rbd as
> block devices for sanlock.
Also, do you have any of the information that the kernel
might have dumped when it panicked?
That might be helpful identifying the problem.
-Alex
> I am running Fedora 18.
>
> I have been moving monitors around and in the process I got the
> cluster out of quorum, so ceph stopped responding. During this time
> I decided to reboot a ceph node that performs an rbd map during
> startup. The system boots ok but the service script that is
> performing the rbd map doesn't finish and eventually the system will
> OOPS and then finally panic. I was able to disable the rbd map
> during boot and finally got the cluster back in quorum and everything
> settled down nicely.
>
> Question, has anyone seen this behavior of crashing/panic? I have
> seen this happen on both of my production clusters. Secondly, the
> ceph command hangs when the cluster is out of quorum, is there a
> timeout available?
>
> Thanks Joe _______________________________________________ ceph-users
> mailing list [email protected]
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>
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