[lvs-users] not forwarding packets to a RS until all other RS gets down (spare mode)

[Simon Horman]

On Mon, Nov 29, 2010 at 03:11:51PM +0100, ademassougnes at ucanss.fr wrote:
> Hello,
> 
> I have a LDAP master and a LDAP replica. I am setting up a LVS director 
> that forwards packets to the LDAP Master real server only. If it gets 
> down, and only in that situation, I would like packets to be forward to 
> the LDAP replica, automagically (i.e. with no human needs) ... It would be 
> operate as a "spare" server ...
> 
> I didn't find anything in the scheduling options. Is anyone get an idea ?

You probably need to use a higher level tool such as ldirectord
or keepalived in order to manage LVS's configuration.