Re: Mapping tables to disk drives

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Richard Emberson <emberson(at)phc(dot)net>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Mapping tables to disk drives
Date: 2002-02-20 01:36:54
Message-ID: 200202200136.g1K1asb20543@candle.pha.pa.us
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Richard Emberson wrote:
> Are there any guides, references, etc. for helping someone:
> 1) know how to map a particular table to a particular disk drive (is it
> just symbolic links) and

Yep, just symlinks. We know we need a better method. Also, as the
table grows, extent files for >1gb will also need to be symlinked.

> 2) for what type of queries and table layout combination would it make
> sense to do so?

First, pg_xlog/ should be on a separate drive. Then you can think about
moving indexes and tables to separate drives.

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Bruce Momjian | http://candle.pha.pa.us
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