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Re: Multiple DATABASES on the same RAC cluster

From: Howard J. Rogers <howardjr2000_at_yahoo.com.au>
Date: Fri, 16 May 2003 11:06:50 +1000
Message-ID: <AFWwa.35153$1s1.509941@newsfeeds.bigpond.com>


Absolutely true... and I should have qualified my original comment. My concern was multiple-instance-cross-interconnect traffic. And in an active-passive-passive-active configuration, you aren't going to get any of that, so yes it's do-able.

Regards
HJR "Jonathan Lewis" <jonathan_at_jlcomp.demon.co.uk> wrote in message news:ba1b0r$6qf$1$8302bc10_at_news.demon.co.uk...
>
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>
> Jonathan Lewis
> http://www.jlcomp.demon.co.uk
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> "Howard J. Rogers" <howardjr2000_at_yahoo.com.au> wrote in message
> news:_QVwa.35126$1s1.509881_at_newsfeeds.bigpond.com...
> >
> > > time finding out a good answer to relay to them. They want to
> know wether
> > > or not they can implement two or more RAC clustered databases on
> the same
> > > hardware running at the same time.
> >
> > Yes they can. Is it a good idea to do so? Doubt it.
> >
>
> One possible scenario where this might be sensible.
> You have two applications, which are not RAC-compliant -
> i.e. no chance of two-node RAC scaling at all.
>
> For resilience purposes, you set up application A
> with node1 its active node and node2 its passive node;
> then set up application B so that node 2 is its active
> node and node1 its passive node.
>
> Each application is (close to) running on a dedicated
> server system, but with a failover position where both
> applications will be running on one server.
>
>
>
>
Received on Thu May 15 2003 - 20:06:50 CDT

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