From: ktm@rice.edu <ktm@rice.edu>
To: Benjamin Krajmalnik <kraj@servoyant.com>
Cc: pgsql-admin@postgresql.org
Subject: Re: Installing multiple instances of Postgred on one FreeBSD server
Date: Wed, 1 May 2013 15:08:35 -0500
Message-ID: <20130501200835.GN27807@aart.rice.edu> (raw)
In-Reply-To: <F4E6A2751A2823418A21D4A160B6898892BCE0@fletch.stackdump.local>
References: <F4E6A2751A2823418A21D4A160B6898892BCE0@fletch.stackdump.local>
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On Wed, May 01, 2013 at 01:58:21PM -0600, Benjamin Krajmalnik wrote:
> I need to migrate a production database from Postgres 9.0 to Postgres
> 9.2.
>
> Running FreeBSD 8.1/amd64, and presently running Postgres 9.0.4.
>
> Due to the nature of the application, I cannot have any considerable
> downtime, so the pg_dump and install new version route is not an option.
>
> I would like to install PG 9.2 on the same server and use Slony to
> replicate the databases, and once everything is up take the 9.0 cluster
> down.
>
> Ideally, I would like to do this from the ports.
>
> Any suggestions will be deeply appreciated.
>
Hi Benjamin,
Using Slony will definitely work. We have used it many times for this
type of upgrade. Since you are on the same box, have you considered using
pg_upgrade?
Regards,
Ken
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To: pgsql-admin@postgresql.org
Cc: ktm@rice.edu, kraj@servoyant.com
Subject: Re: Installing multiple instances of Postgred on one FreeBSD server
In-Reply-To: <20130501200835.GN27807@aart.rice.edu>
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