Skip site navigation (1) Skip section navigation (2)

Re: experiments in query optimization

From: Faheem Mitha <faheem(at)email(dot)unc(dot)edu>
To: Matthew Wakeling <matthew(at)flymine(dot)org>
Cc: Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: experiments in query optimization
Date: 2010-03-31 09:36:11
Message-ID: alpine.DEB.2.00.1003311505040.13883@orwell.homelinux.org (view raw or flat)
Thread:
Lists: pgsql-performance

On Wed, 31 Mar 2010, Matthew Wakeling wrote:

> On Tue, 30 Mar 2010, Faheem Mitha wrote:
>>>> work_mem = 1 GB (see diag.{tex/pdf}).
>> 
>> Sure, but define sane setting, please. I guess part of the point is that 
>> I'm trying to keep memory low
>
> You're trying to keep memory usage low, but you have work_mem set to 1GB?

I'm trying to keep both runtime and memory usage low. I assume that with 
lower levels of memory, the runtime would be longer, other things being 
equal.
                                                          Regards, Faheem.

In response to

pgsql-performance by date

Next:From: Faheem MithaDate: 2010-03-31 10:10:45
Subject: Re: experiments in query optimization
Previous:From: Matthew WakelingDate: 2010-03-31 09:29:58
Subject: Re: experiments in query optimization

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group