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Re: cluster or database?

From: Bruno Wolff III <bruno(at)wolff(dot)to>
To: Ray Stell <stellr(at)cns(dot)vt(dot)edu>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: cluster or database?
Date: 2007-01-27 19:42:52
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-admin
On Wed, Jan 24, 2007 at 14:32:37 -0500,
  Ray Stell <stellr(at)cns(dot)vt(dot)edu> wrote:
> Is there a drawback to have different clusters on the same
> system/diskspace?   I have different applications I want to support
> initially on the same server/disk array.  I was thinking it would be
> better/easier to have seperate clusters per app for ease of migration
> and security.  Is it highly superior just to use different dbs?  Why?
> Where is this discussed?  Thanks.

The downside to multiple clusters is that is harder to configure them
to play nice with each other in the way of resource utilization because
they don't communicate with each other.

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