On 2006-01-16T17:48:44, James Pan <[EMAIL PROTECTED]> wrote:
> Hi, all.
>
> currently start up heartbeat will lead the machine to join the
> cluster. if no nodes defined in ha.cf, heartbeat will fail to start.
> Could we make a little change? Start heartbeat even without nodes
> defined?
>
> If there are nodes defined, heartbeat work in the current way. If no
> nodes defined, heartbeat will not activate the membership components,
> the machine is out of the cluster. So heartbeat can be running on
> every machine by default, but the machine is not necessary to be a
> member.
>
> Users may run cl_addnode or something like that to add a machine to
> the cluster, then heartbeat may update the ha.cf on the new add
> machine. hence the HA service will be running automatically on this
> node.
>
> In this way, heartbeat become the reliable communication
> infrastructure and a supervisor for all components. I think this is
> good for management at least.
This sounds great, because then we can dynamically add nodes later.
Sincerely,
Lars Marowsky-Brée
--
High Availability & Clustering
SUSE Labs, Research and Development
SUSE LINUX Products GmbH - A Novell Business -- Charles Darwin
"Ignorance more frequently begets confidence than does knowledge"
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