Ryan, thank you.
Rajeev On 2/6/09, Ryan O'Hara <[email protected]> wrote: > > On Fri, Feb 06, 2009 at 12:10:34AM +0530, Rajeev P wrote: > > Hi, > > > > Consider a two node RHEL5 cluster that is configured with SCSI PR fencing > > but without a qdisk. In the event of network split, nodes will attempt to > > fence the other one. One of the node's (node that lost the race) key will > be > > successfully removed from the disk and key of the node that won race will > be > > present on the disk. > > This is correct. > > > The question I have is that, in the event of a network split, is there a > > possibility (even remote) for both the nodes to "successfully" fence each > > other? That is key of both the nodes are successfully removed from the > > disk. > > It should not be possible for both nodes to remove the other node's > key. The first "unregister" command to hit the scsi device will > determine the winner. The reason this works is due to the fact that > a node must be registered with a device in order to remove keys. > > Ryan > > -- > Linux-cluster mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/linux-cluster >
-- Linux-cluster mailing list [email protected] https://www.redhat.com/mailman/listinfo/linux-cluster
