[ClusterLabs] Recovering after split-brain

[Dimitri Maziuk]

On 06/21/2016 11:47 AM, Digimer wrote:

> If you don't need to coordinate services/access, you don't need HA.
> 
> If you do need to coordinate services/access, you need fencing.

So what you're saying is we *cannot* run a pacemaker cluster without a
tiebreaker node *and* a network-controlled power socket.

I knew that, actually, that's why I hung on to heartbeat for as long as
I could. It'd be nice to have it spelled out in bold at the start of
every "explained from scratch" document on clusterlabs.org for the young
players.

-- 
Dimitri Maziuk
Programmer/sysadmin
BioMagResBank, UW-Madison -- http://www.bmrb.wisc.edu

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