Just about finished my research into setting up a web server cluster and I'm still undecided as to which messaging layer to use with Pacemaker. The servers I'm using are all Fedora so both layers are available via YUM, both are well documented and are said to work well with Pacemaker. What I haven't been able to find is an opinion on which one is better. Does anyone have experience with both of these and also have a preference as to which one is better? Does one have a larger community support base? Is one more stable then the other? Or is this an arbitrary decision?
Ok seeing as how there's nothing but tumbleweeds gusting through this thread I went out a did the legwork myself. I've made the decision to go with Corosync for the following reasons:
The following discussions helped me make my decision:
Corosync site: http://www.corosync.org/doku.php
Heartbeat site: http://www.linux-ha.org/wiki/Main_Page