Re: Is clustering possible to enhance the performance?

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: LIANHE SHAO <lshao2(at)jhmi(dot)edu>
Cc: pgsql-performance <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Is clustering possible to enhance the performance?
Date: 2003-12-01 22:37:31
Message-ID: 200312012237.hB1MbVF23686@candle.pha.pa.us
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LIANHE SHAO wrote:
> Hello,
> I am wondering if it is possible to use several
> machine as cluster to boost the slow queries. Is
> that possible? Anybody have tried that before?
>
> Initially, I was thinking to use dual CPUS instead
> of one. but it is not correct because pgsql is not
> multi-threaded.

Dual cpu's allow multiple backends to use different cpu's, but a single
session can't use more than one cpu.

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