[Linux-cluster] cman-2.0.95-1 : About Heart-beat and Quorum disk

2008-12-12 Thread Alain.Moulle
Hi Version cman : cman-2.0.95-1 I have a doubt about the behavior of cman with heat-beat quorum disk : if there is a pb on quorum disk access (IO error) on only one of the 2 nodes in cluster, but with heart-beat always working fine, does cman will force the failover ? or does it keep both

[Linux-cluster] virtualized guest failback

2008-12-12 Thread Stepan Kadlec
Hi, I have working failover of virtualized guest. could someone give me hint how to configure the vm failover to failback after recovery? eg. vm_A runs xen01, xen01 fails, so xen02 takes over the vm_A, after xen01 is up again, the vm_A is migrated back to xen01. I have already tried many

Re: [Linux-cluster] VMware over GFS?

2008-12-12 Thread Tiago Cruz
Hello Mike, I'm doing this implementation too. The problem is fence_vmware, 'cause: - Not exist officially on Red Hat - This unofficial fence_vmware (perl) don't compile on x86_64 http://www.tournament.org.il/run/?p=140

Re: [Linux-cluster] virtualized guest failback

2008-12-12 Thread John Ruemker
Stepan Kadlec wrote: Hi, I have working failover of virtualized guest. could someone give me hint how to configure the vm failover to failback after recovery? eg. vm_A runs xen01, xen01 fails, so xen02 takes over the vm_A, after xen01 is up again, the vm_A is migrated back to xen01. I have

Re: [Linux-cluster] VMware over GFS?

2008-12-12 Thread li...@grounded.net
Hi, thanks for the reply.  The problem is when one Physical Machine goes down. Fence of Virtual  Machines works very well using any fence_vmware. In the past, I've used my fibre channel switch as the fencing mechanism. It was more complex than I would have liked, too many fencing problems

[Linux-cluster] how to add user-defined fence device to cluster.conf?

2008-12-12 Thread bergman
I've written a perl script, modeled after the fence_drac script, to control outlets on a TrippLite PDUMH15ATNET PDU, and I'd like to contribute it to the community. What do I need to do to make the cluster software (RHCS 5.2, under CentOS 5.2, cman version 2.0.84) aware of the new agent so that