[ovirt-users] Two ovirt-engine manage one hypervisor

[Yaniv Kaul]

On Thu, Jun 16, 2016 at 8:53 AM, Yedidyah Bar David <didi at redhat.com> wrote:

> On Thu, Jun 16, 2016 at 5:33 AM, Sandvik Agustin
> <agustinsandvik at gmail.com> wrote:
> > Hi users,
> >
> > Good day, is it possible to configure two ovirt-engine to manage one
> > hypervisor? My purpose for this is what if the first ovirt-engine fails,
> I
> > still have the 2nd ovirt-engine to manage hypervisor.
> >
> > is this possible? or any suggestion similar to my purpose?
>
> The "normal" solution is hosted-engine, which has HA - the engine
> runs in a VM, and HA daemons monitor it and the hosts, and if there
> is a problem they can start it on another host.
>
> There were discussions in the past, which you can find in the list
> archives,
> about running two engines against a single database, and current bottom
> line
> is that it's not supported, will not work, and iiuc will require some
> significant development investment to support.
>
> You might manage to have an active/passive solution - install an engine
> on two machines, configure both to use the same remote database, but
> make sure only one of them is active at any given time. Not sure if that's
> considered "fully supported", but might come close.
>

That's not enough - they need to share the same set of certificates...
Y.


>
> You can find on the net docs/resources about creating a redundant
> postgresql cluster.
>
> Best,
> --
> Didi
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>
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