Many thanks for the detailed reply Ravishankar On 11 October 2015 at 16:27, Ravishankar N <[email protected]> wrote:
> Question: > - Which is better, server or client quorums? > > You can still end up in split-brain of the files stored in the volume if > sever quorum is enabled. Sever quorum is more useful to avoid conflicts in > volume configuration since it also disallows volume set commands, peer > probe etc when not in quorum. Client quorum is better if you want to avoid > split-brains of files present in the volume. > > - Can you safely enable both? recommended? > > IMHO, client-quorum is enough. In case of dist-rep volumes, it acts on > only those replica sets where quorum is not met making only that replica > pair EROFS. Server quorum outright kills the bricks, not even allowing read > access. But yes, you can enable both. > I'll think about that, but sounds like just client quorum is sufficient, though with VM hosting you probably don't even want read access. One thing, just to clarify - client quorum is controlled by the following settings? - cluster.quorum-type - cluster.quorum-count Thanks and Cheers, -- Lindsay
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