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Re: Context switching and Xeon processors - Mailing list pgsql-performance

From Steinar H. Gunderson
Subject Re: Context switching and Xeon processors
Date
Msg-id 20051206215222.GA30067@uio.no
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In response to Context switching and Xeon processors  ("Brandon Metcalf" <bmetcalf@nortel.com>)
List pgsql-performance
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On Tue, Dec 06, 2005 at 03:01:02PM -0600, Brandon Metcalf wrote:
> We're running a dual Xeon machine with hyperthreading enabled and
> PostgreSQL 8.0.3.

The two single most important things that will help you with high rates of
context switching:

  - Turn off hyperthreading.
  - Upgrade to 8.1.

/* Steinar */
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Homepage: http://www.sesse.net/

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