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Re: [Linux-cluster] GFS locks wnen a node fails



Hal napisaƂ(a):
> Hallo everybody,
> I have a test cluster of 4 machines. node0 - gnbd server and gnbd fence server
> and 3 nodes to mount gfs. The problem is that when I unplug one of the nodes,
> gfs locks and no one can access it until the node is reconnected. 
> 
> How can this lock be avoided if one node fails? 
> How can I tell that gnbd-fencing is working at all?
> 
> "gnbd_import -c node0" says nothing even if I do "fence_node node2" I assume 
> fencing is not working am I right?

Hello,

It looks like You don't hava fencing properly configured.
You have to check Your logs, to see what is going on.
If Your fence agent failed, GFS filesystem will be freezed(no ro/rw
operations permited) until You perform manual fencing.

Best Regards
Maciej Bogucki


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