[Linux-cluster] What is the proper procedure to reboot a node in a cluster?

Alan Brown ajb2 at mssl.ucl.ac.uk
Sat Mar 12 00:15:16 UTC 2011

The only reliable way I have found (rhel4 and 5) is this:

1: Migrate all services off the node.

2: Unmount as many GFS disks as possible.

3: Power cycle the node.

The other nodes will recover quickly.

"cman leave (remove) (force)" sometimes works but often doesn't.

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