Re: Feedback wanted: health warning when standby MDS dies?

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+1 I would find this warning useful.



On Tue, Oct 18, 2016 at 1:46 PM, John Spray <jspray@xxxxxxxxxx> wrote:
> Hi all,
>
> Someone asked me today how to get a list of down MDS daemons, and I
> explained that currently the MDS simply forgets about any standby that
> stops sending beacons.  That got me thinking about the case where a
> standby dies while the active MDS remains up -- the cluster has gone
> into a non-highly-available state, but we are not giving the admin any
> indication.
>
> I've suggested a solution here:
> http://tracker.ceph.com/issues/17604
>
> This is probably going to be a bit of a subjective thing in terms of
> whether people find it useful or find it to be annoying noise, so I'd
> be interested in feedback from people currently running cephfs.
>
> Cheers,
> John
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