[Pacemaker] node states

[Florian Haas]

On 03/17/2010 09:30 PM, Andrew Beekhof wrote:
> On Wed, Mar 17, 2010 at 7:53 PM, Matthew Palmer <mpalmer at hezmatt.org> wrote:
>> On Wed, Mar 17, 2010 at 07:16:16AM -0500, Schaefer, Diane E wrote:
>>>   We were wondering what the node state of UNCLEAN, with the three
>>>   variations of online, offline and pending returned in crm_mon mean.  We
>>>   had the heartbeat service off on one of our nodes and the other node
>>>   reported UNCLEAN (online).  We seem to get it when the nodes are not
>>>   communicating.  Thanks for any clarification.
>> Unclean (online) means that the STONITH resource for that node had some
>> failures, and so the cluster isn't confident that when it comes time to
>> shoot that node (if required), it'll actually work.
> 
> You'll also see it when any resource fails to stop _and_ stonith isn't enabled.

Never seen that.

AFAICS when you disable STONITH and a resource fails on stop, then the
resource goes into the Unmanaged state, but the associated node does not
become Unclean. At least as far as crm_mon says.

Florian

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