Postgres Pro
Downloads
Home   >   mailing lists

Re: Shared Buffer setting in postgresql.conf - Mailing list pgsql-performance

From Josh Trutwin
Subject Re: Shared Buffer setting in postgresql.conf
Date
Msg-id 20071010153201.65331672@joplin.trutwins.homeip.net
Whole thread Raw
In response to Re: Shared Buffer setting in postgresql.conf  ("Scott Marlowe" <scott.marlowe@gmail.com>)
Responses Re: Shared Buffer setting in postgresql.conf  ("Scott Marlowe" <scott.marlowe@gmail.com>)
List pgsql-performance
Tree view 
On Wed, 10 Oct 2007 10:20:02 -0500
"Scott Marlowe" <scott.marlowe@gmail.com> wrote:

> In 7.4, using 25% is often too high a setting for it to handle well,
> and the practical useful maximum is usually under 10,000
> shared_buffers, and often closer to 1,000 to 5,000

Scott - interesting reply.  Is this also true for 8.1?  I currently
have mine set to 16384 - server has 3.5 GB of total memory.

Josh

pgsql-performance by date:

Previous
From: "Kevin Grittner"
Date:
Subject: Re: hashjoin chosen over 1000x faster plan
Next
From: Tom Lane
Date:
Subject: Re: hashjoin chosen over 1000x faster plan