On 1/31/20 12:09 AM, Nigel Williams wrote:
> Did you end up having all new IPs for your MONs? I've wondered how
> should a large KVM deployment be handled when the instance-metadata
> has a hard-coded list of MON IPs for the cluster? how are they changed
> en-masse with running VMs? or do these moves always result in at least
> one MON with an original IP?
>
Any running VM will get the updated monmap and will handle that properly.
However, if you stop and start the VM with the same XML definition it
will not start anymore.
Therefor I've always used Round Robin DNS pointing to the Monitors.
Wido
> e.g. https://bugzilla.redhat.com/show_bug.cgi?id=1314099
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