[Linux-cluster] Can I use cman instead of the HA (High Availability) package?

Lon Hohberger lhh at redhat.com
Tue Jun 7 17:02:11 UTC 2005


On Mon, 2005-06-06 at 23:48 -0400, Coman Iliut wrote:
> Hi,
> 
> I currently have two servers with gfs/cman/dlm, but I also use the HA
> or "heartbeat" packeg to implement an active/passive design with IP
> takeover.
> 
> Can I use cman for this instead of the heartbeat package?
> 
> There are a number of overlaps between the cman/ccs and HA/heartbeat.
> For example, both packages send heartbeats. Also, both gfs and HA try
> to do fencing, gfs via fence_tool, and HA with STONITH (shoot the
> other node in the head).
> 
> I would really like to use only cman if possible.

Yes, rgmanager provides IP takeover, and is a client of CMAN.

-- Lon





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