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Re: Performance query about large tables, lots of concurrent access

From: Michael Stone <mstone+postgres(at)mathom(dot)us>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Performance query about large tables, lots of concurrent access
Date: 2007-06-25 11:37:48
Message-ID: 20070625113746.GY19959@mathom.us (view raw or flat)
Thread:
Lists: pgsql-performance
On Thu, Jun 21, 2007 at 12:29:49PM -0400, Karl Wright wrote:
>I checked the disk picture - this is a RAID disk array with 6 drives, 
>with a bit more than 1Tbyte total storage.  15,000 RPM.  It would be 
>hard to get more/faster disk than that.

Well, it's not hard to more disk than that, but you'd probably have to 
look at an external storage array (or more than one). A larger number of 
larger/slower drives, splitting indices away from data, etc., will 
almost certainly outperform 6 disks, 15k RPM or not.

Mike Stone

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