[Pacemaker] need cluster-wide variables

shashi shashidhara.td at huawei.com
Tue Jan 3 05:26:54 EST 2012

Andrew Beekhof <andrew at ...> writes:

> On Wed, Dec 21, 2011 at 6:01 PM, Nirmala S <nirmalas at ...> wrote:
> > Hi,
> >
> > My situation is somewhat similar. I need to a cluster which contains 3 kinds
> > of nodes – master, preferred slave, slave. Preferred slave is an entity that
> > becomes the master in case of switchover/failover.  Master is the master for
> > pref_slave and pref_slave is master for other slaves. The master election is
> > easy – it is done by crm, all I need to do is use crm_master.
> What is the difference between a preferred slave and a normal one?
> Sounds like what you really want is tri-state resources (instead of
> the existing bi-state)

Yes, we need a tristate resource. Is it supported in pacemaker, if not is there 
any plan in future to support this feature?

Thanks & Regards

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