[Linux-HA] Auto/Nice Failback
alanr at unix.sh
Wed Jul 13 19:55:22 MDT 2005
ha at buglecreek.com wrote:
> We are upgrading a 2 node cluster with a new OS. The plan is to do the
> upgrade first on machine2 while machine1 stays online. The new ha.cf
> file on machine2 will have auto_failback off. The issue is that
> machine1 has nice_failback on. Our desire is to have machine2 stay
> active after heartbeat is up on both machines to verify all is working
> o.k. Then the upgrade will be done on machine1. I'm not sure how the
> systems will react since the failback options are different on both
> machines. Which file has the priority? Do I need to edit the ha.cf
> file on machine1 to nice_failback off? Or not?
auto_failback and nice_failback are not precisely compatible.
But for the case you're looking at, you should be OK, I think...
Testing your particular configuration is always a good thing...
auto_failback off is the same as nice_failback on.
Alan Robertson <alanr at unix.sh>
"Openness is the foundation and preservative of friendship... Let me
claim from you at all times your undisguised opinions." - William
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