huh my understanding based on the documentation for satellite is it
should be fine as long as you only have one instance of taskomatic
running at a time. There is even instructions on how to configure the
clients to be aware of both servers for transparent failover.



On Wed, Feb 27, 2013 at 11:21 AM, Czerak, Jason
<jason.cze...@jostens.com> wrote:
> Yes, on the app tier, I'd agree.
>
> -----Original Message-----
> From: spacewalk-list-boun...@redhat.com 
> [mailto:spacewalk-list-boun...@redhat.com] On Behalf Of Michael Mraka
> Sent: Wednesday, February 27, 2013 10:07 AM
> To: spacewalk-list@redhat.com
> Subject: Re: [Spacewalk-list] Clustering Spacewalk.
>
> Czerak, Jason wrote:
> % Michael, the stability issues you speak of is absolutely not the case with 
> today’s current RAC implementations.
>
> Hi Jason,
>
> I didn't speak about RAC stability but Spacewalk. The Spacewalk application 
> part is not cluster-aware, caches data there and there and may cause data 
> corruption if you (try to) use more nodes talking to the same database.
>
>
> % Paul, Benard:
> % I’ve had spacewalk talking to a RAC cluster about 3 years ago. The WebUI 
> connectivity was fine. There were problems with the background scripts when 
> you shut down a node or two. It wasn’t smart enough to “reconnect”. I didn’t 
> give it much effort to debug. However that was before the use of SCAN 
> listeners in our environment. I bet leveraging the SCAN LISTENER layer 
> spacewalk would work just fine as a whole.
> %
> % Spacewalk is rather small and non-critical so it’s Schema was moved to a 
> standalone instance. So I can’t speak for current spacewalk code.
>
> Regards,
>
> --
> Michael Mráka
> Satellite Engineering, Red Hat
>
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