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Re: Index files

From: Philippe Amelant <pamelant(at)companeo(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Index files
Date: 2007-09-14 08:34:13
Message-ID: 1189758853.28660.45.camel@phil.companeo.local (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
Le vendredi 14 septembre 2007 à 11:09 +0800, Ow Mun Heng a écrit :
> On Fri, 2007-09-14 at 08:33 +0530, Harsh Azad wrote:
> > ah.. thanks. Didn't realize table spaces can be mentioned while
> > creating a index. BTW, are soft links ok to use for pg_clog /
> > pg_xlog . I moved the existing directories to /mnt/logs/pglogs and
> > made soft links for both directories in $PGDATA 
> No idea what is the "proper" solution. Me being a newbie itself.
> But from what I've read on the net and google, symlink seems to be the
> order of the day.
> perhaps others who are more familiar can comment as I'm lost in this.
> (I'm doing symlinking btw)

You can also mount a different fs on another disk array in pglogs

I thinks update to index are not written to the wal so having index on a
different tablespace should reduce read and write on the data
tablespace, am I wrong ?

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