Le mercredi 28 mars 2018 à 15:57 -0700, Jean-Charles Lopez a écrit :
> if I read you crrectly you have 3 MONs on each data center. This
> means that when the link goes down you will loose quorum making the
> cluster unavailable.
> 
> If my perception is correct, you’d have to start a 7th MON somewhere
> else accessible from both sites for your cluster to maintain quorum
> during this event.

Your perception was correct, and your diagnosis too: with the 7th MON,
things are way better.
With correct firewall rules, things improve even more (there were
DROPped TCP/6789 packets in certain cases).

Sorry for the disturbance. I'll continue to test.

-- 
Nicolas Huillard
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