Unplug the heartbeat cable. On Wed, May 7, 2008 at 6:19 AM, Chris Picton <[EMAIL PROTECTED]> wrote:
> On Tue, 06 May 2008 17:35:04 -0400, Lon Hohberger wrote: > > > On Tue, 2008-05-06 at 14:37 -0600, Gary Romo wrote: > >> > >> Is there a command that you can run to test/veryify that fencing is > >> working properly? > >> Or that it is part of the fence if you will? I realize that the primary > >> focus of the fence is to shut off the other server(s). > >> However, when I have a cluster up, how can I determine that all of my > >> nodes are properly fenced? > > > > > > * For testing whether or not fencing works, stop the cluster software on > > all the nodes and run 'fence_node <nodename>' (where nodename is a host > > you're not working on). > > > > * For testing whether or not a node will be fenced as a matter of > > recovery, try 'cman_tool services'. If that node's ID isn't in the > > "fence" section, it will not be fenced if it fails. > > These two step will not test that a node will be fenced automatically if > it is malfunctioning. > > What can be done to a cluster node, to test that it will be automatically > fenced if there is a problem. > > -- > Linux-cluster mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/linux-cluster >
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