Received: from maia.hub.org (unknown [200.46.208.211])
	by mail.postgresql.org (Postfix) with ESMTP id DF149632CB8
	for <pgsql-admin-postgresql.org@mail.postgresql.org>;
	Mon,  5 Apr 2010 09:30:17 -0300 (ADT)
Received: from mail.postgresql.org ([200.46.204.86])
	by maia.hub.org (mx1.hub.org [200.46.208.211]) (amavisd-maia,
	port 10024) with ESMTP id 73406-02 for
	<pgsql-admin-postgresql.org@mail.postgresql.org>;
	Mon,  5 Apr 2010 12:29:55 +0000 (UTC)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.6
Received: from outbound.afilias.info (outbound.afilias.info [69.46.124.26])
	by mail.postgresql.org (Postfix) with ESMTP id 047CD6324EC
	for <pgsql-admin@postgresql.org>; Mon,  5 Apr 2010 09:30:02 -0300 (ADT)
Received: from ms5.yyz2.afilias-ops.info ([10.50.129.111]
	helo=smtp.afilias.info)
	by outbound.afilias.info with esmtp (Exim 4.69)
	(envelope-from <bnichols@ca.afilias.info>)
	id 1NylRG-0005TO-4u; Mon, 05 Apr 2010 12:29:58 +0000
Received: from tor-gateway.afilias.info ([199.15.87.4] helo=[10.10.46.12])
	by smtp.afilias.info with esmtpsa (SSLv3:AES256-SHA:256) (Exim 4.69)
	(envelope-from <bnichols@ca.afilias.info>)
	id 1NylRG-0003aX-4V; Mon, 05 Apr 2010 12:29:58 +0000
Subject: Re: Migrate postgres to newer hardware
From: Brad Nicholson <bnichols@ca.afilias.info>
To: =?ISO-8859-1?Q?I=F1igo?= Martinez Lasala <imartinez@vectorsf.com>
Cc: Renato Oliveira <renato.oliveira@grant.co.uk>,
	pgsql-admin <pgsql-admin@postgresql.org>
In-Reply-To: <1270195138.7497.9.camel@deimos>
References: <7965A9DCF12CC14984420BCC37B1608F25AB1AED49@Elzar.grant.co.uk>
	<1269959369.15416.5.camel@deimos>
	<7965A9DCF12CC14984420BCC37B1608F25AB1AEE48@Elzar.grant.co.uk>
	<1269962795.15416.26.camel@deimos>
	<7965A9DCF12CC14984420BCC37B1608F25AB1AEF22@Elzar.grant.co.uk>
	<1270195138.7497.9.camel@deimos>
Content-Type: text/plain; charset="UTF-8"
Date: Mon, 05 Apr 2010 08:29:57 -0400
Message-Id: <1270470597.19810.2.camel@bnicholson-desktop>
Mime-Version: 1.0
X-Mailer: Evolution 2.26.1 
Content-Transfer-Encoding: quoted-printable
X-Virus-Scanned: Maia Mailguard 1.0.1
X-Spam-Status: No, hits=-1.959 tagged_above=-10 required=5 tests=AWL=0.640,
	BAYES_00=-2.599
X-Spam-Level: 
X-Archive-Number: 201004/27
X-Sequence-Number: 34121

On Fri, 2010-04-02 at 09:58 +0200, I=C3=B1igo Martinez Lasala wrote:
> I've never worked with Bucardo and Londiste, so I cannot give you any
> hint about it.
> With slony it's not necessary to restore all database prior staring
> sync process. You only have to restore your schema but not data. Slony
> will keep them synced with source server.
>=20
> Anyway, if you plan to migrate to 8.4 there are some issues with
> slony. For 8.3 and higher, you will go with slony 2.X. For 8.2 with
> slony 1.X
> I'm not sure if Slony 1.x is compatible with Postgres >=3D 8.3, but I'm
> sure slony 2.x is not backwards compatible.

Slony 1.2.17 and higher is compatible with PG 8.4.  I'd go with the
latest stable release though. =20

--=20
Brad Nicholson  416-673-4106
Database Administrator, Afilias Canada Corp.