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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Oscar Serrano <oserra@fondos.net>
Cc: pgsql-interfaces@postgresql.org
Subject: Re: 2 computers 1hd 2 postgres daemons. Is it possible?
Date: Tue, 17 Oct 2000 15:00:42 -0400
Message-ID: <1763.971809242@sss.pgh.pa.us> (raw)
In-Reply-To: <LAEOKGDJENIBFFEBGGIKOEGPCDAA.oserra@fondos.net>
References: <LAEOKGDJENIBFFEBGGIKOEGPCDAA.oserra@fondos.net>

"Oscar Serrano" <oserra@fondos.net> writes:
> But with postgres... ugh! here is a big problem. I've tried to start two
> postgres, one in each Linux, and both having the PGDATA directory in the
> RAID. Both postgres start correctly, but the changes one postgres does, are
> not noticed by the second one.

This will not work; don't even think of trying it, unless you want to
corrupt your database beyond repair.

Postgres depends on shared-memory communication among backends, not only
on disk files, so there is no chance of making this work.

			regards, tom lane



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