[Linux-HA] methods of dealing with network failover

Marshal Newrock marshal at idealso.com
Tue Jan 9 08:02:39 MST 2007


I am setting up a 2-machine cluster.  Each machine has two interfaces,
eth0 has the public IP, eth1 has just a crossover cable to the other
machine for heartbeat and drbd.

If eth0 fails, I want the node to fail itself, and all services migrate
to the other machine.  I think I understand the docs well enough to be
able to set this up.

If eth1 fails, then I don't want it to do anything.  Even more, if eth0
fails while eth1 is down, or possibly if the two fail within X seconds
of each other, then I still don't want it to do anything.  It will be
dead until the problem is fixed, but I consider that to be better than
having the disks for the two nodes be inconsistent.

-- 
Marshal Newrock
Ideal Solution, LLC - http://www.idealso.com


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