Re: performance config help - Mailing list pgsql-performance

From Greg Smith
Subject Re: performance config help
Date
Msg-id 4B4BA058.4070703@2ndquadrant.com
Whole thread Raw
In response to Re: performance config help  (Scott Marlowe <scott.marlowe@gmail.com>)
Responses Re: performance config help  (Scott Marlowe <scott.marlowe@gmail.com>)
List pgsql-performance
Scott Marlowe wrote:
> So, I took a break from writing and searched for some more info on the
> 74xx series CPUs, and from reading lots of articles, including this
> one:
> http://www.anandtech.com/cpuchipsets/intel/showdoc.aspx?i=3414
> It seems apparent that the 74xx series if a great CPU, as long as
> you're not memory bound.
>

This is why I regularly end up recommending people consider Intel's
designs here so often, the ones that use triple-channel DDR3, instead of
any of the AMD ones.  It's extremely easy to end up with a memory-bound
workload nowadays, at which point all the CPU power in the world doesn't
help you anymore.

--
Greg Smith    2ndQuadrant   Baltimore, MD
PostgreSQL Training, Services and Support
greg@2ndQuadrant.com  www.2ndQuadrant.com


pgsql-performance by date:

Previous
From: "Kevin Grittner"
Date:
Subject: Re: performance config help
Next
From: "Dusek, Bob"
Date:
Subject: Re: performance config help