[Linux-cluster] node fails to stop when inquorate

[Katriel Traum]

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Thanks,
I'll look into it.
I don't think qdiskd rebootign is a good solution for this scenario.
Are there any cases in which cman reboots a machine? maybe this should
be configurable (not only when qdiskd tells it to reboot)

Thanks,
+Katriel

Lon Hohberger wrote:
> On Wed, 2006-10-18 at 21:38 +0200, Katriel Traum wrote:
> 
>> The (ugly) workaround I've been using is killing the process manually
>> and then manually removing /var/lock/subsys/rgmanager, which causes "rc"
>> to skip it.
> 
>> Is there a better way to restart a failed node? Shouldn't a failed node
>> be "hard booted" by cman?
> 
> Nodes don't "know" they're fenced with fabric-level fencing; it's a
> deficiency in the model itself.
> 
> The easiest thing to do is 'reboot -fn'.  A fenced node may have
> outstanding buffers which never get cleaned up - so you can't "un-fence"
> them until they have been rebooted anyway.
> 
> Rgmanager's child processes are probably trying to umount the a file
> system that has been fenced and are stuck in disk-wait - which may be
> "forever", depending on the storage configuration.
> 
> There's an patch outstanding for qdiskd which makes it reboot on loss of
> score, which triggers a reboot.  However, I don't think this is your
> problem.
> 
> -- Lon
> 
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> Linux-cluster at redhat.com
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- --
Katriel Traum, PenguinIT
RHCE, CLP
Mobile: 054-6789953
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