[Linux-HA] When the failed node power on again, it will take over the resource from the active one?
Preeti_8644 at yahoo.com
Mon Dec 6 01:40:52 MST 2010
Dejan Muhamedagic <dejanmm <at> fastmail.fm> writes:
> On Mon, Dec 06, 2010 at 05:02:48AM +0000, Preeti Jain wrote:
> > Lars Ellenberg <lars.ellenberg <at> linbit.com> writes:
> > >
> > > On Sun, Dec 05, 2010 at 02:02:25PM +0800, Bin Chen(sunwen_ling) wrote:
> > > > Hi Dan, Thanks so much for your explanation!
> > > >
> > > > I am wondering is there an easy way to change the default behavior? Can
> > > > set the score dynamically when the resource is going up(set the
> > > > running node higher than other node)?
> > > > I just don't want the resource to be migrated unnecessarily. The result
for the same configuration above mentioned by Bin i am getting an error in
> > log file on node B when node A comes up(either after network failure or
> > reboot) regarding "resource appears to be active on two nodes" and having
> > score(of default resource stickiness INFINITY/1000 on both value same error)
> > choose node A,
> > any help....
> I guess that you don't have fencing (stonith) setup and that the
> node A on boot thinks that its alone in the cluster (delay on
> a network switch?) so it starts the resource.
Thanks for your reply,
Yes you are right i do not have stonith enabled in my setup
so that means i need to setup fencing for this trouble
if so then how to do it and what i need, like any hardware is required for this
or is there any other way to avoid it....
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