[Linux-HA] Linux HA 3 Nodes Active/Active/Passive

[Andrew Beekhof]

On Mon, Oct 26, 2009 at 10:33 PM, Joe P.H. Chiang <jo3chiang at gmail.com> wrote:
> I have 3 nodes setup on my vmware machine for testing..
>
>
> SETUP:
> active1,active2 and passive. passive is the backup lb for both of active1
> and active2..
>
> QUESTION:
> How do i when active1 crashed then the passive will listen to active1's
> virtual ip
> and then when the active1 and passive both crashed the active2 will host
> active1's virtual ip?

http://www.clusterlabs.org/doc/pacemaker-explained/s-resource-location.html

> so in the end active2 will host both virtual ip from active1 and active2
>
> because currently..
> what happened is that
>
> when active1 crashed.. both passive and active2 will automatically listen to
> the active1's ip address, but active2's ucast is only listening to passive's
> physical ip address.
>
> is it multicast that i need?
>
>
>
>
>
>
> --
> Thanks,
> Joe
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>