Are you referring to a setup similar to this?: http://sources.redhat.com/cluster/wiki/KvmMigration - Kenny On Wed, Feb 9, 2011 at 2:33 PM, Thomas Sjolshagen <thomas@xxxxxxxxxxxxxx> wrote: > On Wed, 9 Feb 2011 14:08:15 -0500, Kenneth Armstrong wrote: > > Here's my latest thoughts on how to do this: > > With 2 nodes, and using the Red Hat Cluster suite to fence the two > hosts, and all vm disk images stored on shared storage (for example, > an iSCSI LUN) that both hosts will have access to, and using a GFS2 > formatted partition on each node. Also, using Bind Mounts to mount > /etc/libvirt/qemu onto the GFS2 partition so that the vm xml files > will be sync'ed up between both hosts. > > Does that make sense? Or would their be something simpler to try? > > Why do you need shared copies of the xml? > > I've got a shared GFS2 file system for the VM image files, using rmganager > to manage the VMs and have the xml defined statically in the libvirtd > instances on the cluster members. If/when I change something in terms of the > VM definition on one cluster member, I "# virsh dumpxml <vm> > ./vm.xml" and > "# virsh define" it on the other members. Same UUID for the VMs on all > cluster members.
