Miguel Arroz <[EMAIL PROTECTED]> wrote ..

>    I'm testing an update on 66k rows on Postgresql, and it seems  
> something is not right here.
> 
>    My server is a Quad-Xeon 3.2 Ghz with 2 GB RAM and a RAID 1 running
> FreeBSD 6.3 and PgSQL 8.3. My development machine is a PowerBook G4  
> 1.67 Ghz with 2 GB RAM, OS X Leopard and PgSQL 8.3.

[62 seconds on server, 25 seconds on much weaker development machine]

OK, my guess is that the server's tables are bloated beyond what regular VACUUM 
can fix. Try a VACUUM FULL VERBOSE or a re-CLUSTER if the tables are clustered.

Hope this helps.

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