[Linux-cluster] heartbeat network

[Lon Hohberger]

On Mon, 2006-10-09 at 04:57 -0700, sara sodagar wrote:
> We want to implement a web hosting service using
> RHEL4. The idea is to load balance several web servers
> using a hardware network load balancer and use GFS as
> the shared storage. As I know we have to install
> redhat cluster suit and redhat GFS to implement shared
> storage. My question is : 
> 
> 1)If we don’t want to set up cluster service,and
> just want the shared storage (GFS), do we still need
> heartbeat network? 

You don't need a private network, but you will want a firewall somewhere
to prevent people from attacking the cluster.  Your hardware load
balancer should do nicely, assuming the nodes are using it as a gateway.
You also still need fencing.

-- Lon