Re: 8.3 / 8.2.6 restore comparison

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>
Cc: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, Luke Lonergan <llonergan(at)greenplum(dot)com>, Greg Smith <gsmith(at)gregsmith(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: 8.3 / 8.2.6 restore comparison
Date: 2008-02-23 18:30:21
Message-ID: 4091.1203791421@sss.pgh.pa.us
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Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc> writes:
> Tom Lane wrote:
>> The vmstat output you showed before said user CPU time was only around
>> 12%, which seems to destroy Luke's thesis that data conversion time
>> is the problem.

> Joshua said this is an 8 core box - so 12% would about equal to one core
> being maxed out completely CPU wise

Oh, good point. That should be fairly easy to confirm with "top" I
would think.

regards, tom lane

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