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Re: Pre-allocate space in advance

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com>
Cc: "Tomeh, Husam" <htomeh(at)firstam(dot)com>, pgsql-admin(at)postgresql(dot)org
Subject: Re: Pre-allocate space in advance
Date: 2005-11-01 01:37:22
Message-ID: 200511010137.jA11bMT10616@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-admin
Jim C. Nasby wrote:
> There was recently discussion about changing how allocation happens in
> the future. I'm pretty sure it was started by Bruce Momjian on -hackers,
> but I can't find it in the archives now...

I don't think is was me.  If it was, it would be on the TODO list.

---------------------------------------------------------------------------


> 
> On Mon, Oct 31, 2005 at 03:14:13PM -0800, Tomeh, Husam wrote:
> > I apologize for the wrong subject in a previous post. Here it is again:
> >  
> >  
> >   My understanding that the current release of Postgres does not allow
> > the DBA to pre-allocated space for the data files or tablespace in
> > advance (as Oracle or SQL Server does). Am I correct on that ? If that's
> > still the case, is this item on the TODO list or the white board?
> > Pre-allocating space will prevent extending the datafile during loading
> > massive data (batch processing) and would improve the overall batch
> > write performance. 
> >  
> > Thanks in advance.
> > 
> > -- 
> >  Husam 
> > 
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> > 
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> -- 
> Jim C. Nasby, Sr. Engineering Consultant      jnasby(at)pervasive(dot)com
> Pervasive Software      http://pervasive.com    work: 512-231-6117
> vcard: http://jim.nasby.net/pervasive.vcf       cell: 512-569-9461
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-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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