Re: PostgreSQL strugling during high load

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: "Anjan Dave" <adave(at)vantage(dot)com>
Cc: "Donald Courtney" <Donald(dot)Courtney(at)sun(dot)com>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-performance(at)postgresql(dot)org
Subject: Re: PostgreSQL strugling during high load
Date: 2005-05-19 19:57:44
Message-ID: 200505191257.44874.josh@agliodbs.com
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Anjan,

> As far as disk I/O is concerned for flushing the buffers out, I am not
> ruling out the combination of Dell PERC4 RAID card, and the RH AS 3.0
> Update3 being a problem.

You know that Update4 is out, yes?
Update3 is currenly throttling your I/O by about 50%.

--
--Josh

Josh Berkus
Aglio Database Solutions
San Francisco

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