From: Tom Lane <tgl@sss.pgh.pa.us>
To: Renato Oliveira <renato.oliveira@grant.co.uk>
Cc: Tino Schwarze <postgresql@tisc.de>
Cc: pgsql-admin@postgresql.org <pgsql-admin@postgresql.org>
Subject: Re: Migrate postgres to newer hardware
Date: Tue, 30 Mar 2010 11:15:52 -0400
Message-ID: <19069.1269962152@sss.pgh.pa.us> (raw)
In-Reply-To: <7965A9DCF12CC14984420BCC37B1608F25AB1AEE51@Elzar.grant.co.uk>
References: <7965A9DCF12CC14984420BCC37B1608F25AB1AED49@Elzar.grant.co.uk>
<1269959369.15416.5.camel@deimos>
<20100330143831.GE17567@easy5.in-chemnitz.de>
<7965A9DCF12CC14984420BCC37B1608F25AB1AEE51@Elzar.grant.co.uk>
Renato Oliveira <renato.oliveira@grant.co.uk> writes:
> If I use postgres 32 bit will it benefit from the extra memory on the system?
Yes, although perhaps not as much as you'd get with a 64-bit build.
You still get the ability to have more than 4GB worth of kernel-managed
disk cache, and in many situations that's all the value of a 64-bit
machine anyway. You can find lots and lots about that in the
pgsql-performance archives.
regards, tom lane
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To: pgsql-admin@postgresql.org
Cc: tgl@sss.pgh.pa.us, renato.oliveira@grant.co.uk, postgresql@tisc.de
Subject: Re: Migrate postgres to newer hardware
In-Reply-To: <19069.1269962152@sss.pgh.pa.us>
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