From: Steinar H. Gunderson <sgunderson@bigfoot.com>
To: pgsql-performance@postgresql.org
Subject: Re: Context switching and Xeon processors
Date: Tue, 6 Dec 2005 22:52:22 +0100
Message-ID: <20051206215222.GA30067@uio.no> (raw)
In-Reply-To: <Pine.LNX.4.58L.0512061454010.1468@cash.rhiamet.com>
References: <Pine.LNX.4.58L.0512061454010.1468@cash.rhiamet.com>
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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To: pgsql-performance@postgresql.org
Cc: sgunderson@bigfoot.com
Subject: Re: Context switching and Xeon processors
In-Reply-To: <20051206215222.GA30067@uio.no>
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