Re: Pre-allocate space in advance

From: "Jim C(dot) Nasby" <jnasby(at)pervasive(dot)com>
To: "Tomeh, Husam" <htomeh(at)firstam(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Scott Marlowe <smarlowe(at)g2switchworks(dot)com>, pgsql-admin(at)postgresql(dot)org
Subject: Re: Pre-allocate space in advance
Date: 2005-11-01 17:41:25
Message-ID: 20051101174125.GS20349@pervasive.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-admin

On Tue, Nov 01, 2005 at 09:17:46AM -0800, Tomeh, Husam wrote:
>
> I don't have any numbers; and it may be an misconception as you pointed
> out that's out there among Oracle DBAs that need to be re-visited again.
>
> Tom, could you also explain what you meant in a previous post I found
> during my research on this issue, which I may have misunderstood it: "I
> actually wish that Postgres would preallocate a lot of blocks in advance
> (ie. 100 x 8KB). That would probably improve performance, as it would
> not have to keep re-extending the file."
>
> http://archives.postgresql.org/pgsql-interfaces/2001-01/msg00153.php

Wrong Tom.
--
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

In response to

Browse pgsql-admin by date

  From Date Subject
Next Message Jim C. Nasby 2005-11-01 17:43:12 Re: UNIQUE KEY with null value...
Previous Message Tomeh, Husam 2005-11-01 17:38:48 Re: Pre-allocate space in advance