Re: Postgresql 9.0.2 explain analyze very slow (10x), compared to actual query time

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Achilleas Mantzios <achill(at)matrix(dot)gatewaynet(dot)com>
Cc: pgsql-admin(at)postgresql(dot)org
Subject: Re: Postgresql 9.0.2 explain analyze very slow (10x), compared to actual query time
Date: 2011-01-11 16:19:11
Message-ID: 18991.1294762751@sss.pgh.pa.us
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Achilleas Mantzios <achill(at)matrix(dot)gatewaynet(dot)com> writes:
> I have noticed that in 9.0.2 EXPLAIN ANALYZE takes considerably longer time to return than the actual query. I never noticed this in 8.3.

Same hardware? What it sounds like is you're running 9.0 on a machine
with slow gettimeofday().

regards, tom lane

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