Linux-HA?

[Thomas M Steenholdt]

Tim Burke wrote:
> Heartbeat isn't in extras.  Rather, there is the "Red Hat Cluster 
> Suite".  This provides more than just the simple capabilities of 
> heartbeat.  It includes the host membership, ability to designate 
> resources (ie applications start/stop as well as startup config like 
> mounts & IP addresses).  There's even a config GUI to setup and monitor.

You should probably check out heartbeat v2 faq or something

http://linux-ha.org/NewHeartbeatDesign

Despite the name, heartbeat does more than heartbeating. R2 has >2 node 
cluster capabilities, resource monitoring, resource dependencies, yada 
yada... In other words, heartbeat is more than just simple capabilities.

/Thomas