| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Renato Oliveira <renato(dot)oliveira(at)grant(dot)co(dot)uk> |
| Cc: | Tino Schwarze <postgresql(at)tisc(dot)de>, "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org> |
| Subject: | Re: Migrate postgres to newer hardware |
| Date: | 2010-03-30 15:15:52 |
| Message-ID: | 19069.1269962152@sss.pgh.pa.us |
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| Lists: | pgsql-admin |
Renato Oliveira <renato(dot)oliveira(at)grant(dot)co(dot)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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