Re: network failover with public/custer network - is that possible

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On Wed, Nov 25, 2015 at 8:37 AM, Götz Reinicke - IT Koordinator
<goetz.reinicke@xxxxxxxxxxxxxxx> wrote:
> Hi,
>
> discussing some design questions we came across the failover possibility
> of cephs network configuration.
>
> If I just have a public network, all traffic is crossing that lan.
>
> With public and cluster network I can separate the traffic and get some
> benefits.
>
> What if one of the networks fail? e.g. just on one host or the whole
> network for all nodes?
>
> Is there some sort of auto failover to use the other network for all
> traffic than?
>
> How dose that work in real life? :) Or do I have to interact by hand?

There's no automatic failover within Ceph. Given our internal design
it's not really feasible at this time to do something like that.
-Greg

>
>         Thanks for feedback and regards . Götz
>
>
>
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