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On Thu, Mar 20, 2003 at 07:02:54AM -0500, Joseph Mack wrote:
> "Johnson L. Wu" wrote:
> >
> > Greetings,
> >
> > I have a config where:
> >
> > 2 LVS directors are setup as an HA pair.
> >
> > LVS-A(MASTER) has real servers R1 and R2
> > LVS-B(BACKUP) has real servers R1, R2, and R3
> >
> > When both R1 and R2 go down, I see LVS-A generate an email notifying
> > the realservers being DOWN. However, LVS-B does not assume MASTER
> > until someone unplugs the ethernet of LVS-A or simply powers down LVS-A.
I would suggest resending your question to the linux-ha list
(see http://www.linux-ha.org/).
Suffice to stay that it can be done, by writing an
external aplication for heartbeat. I am not sure
if someone already has some working code or not.
> > I wonder if there is a supported config for the master to tell the backup
> > to assume active once all it's realservers fail.
>
> presumably you'd have to down the ethernet of A when A detects that both
> realservers are down.
That could be done too.
--
Horms
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