running 7.2.1 here
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----- Original Message -----
From: "Doug McNaught" <doug@mcnaught.org>
To: "Henrik Steffen" <steffen@city-map.de>
Cc: <shridhar_daithankar@persistent.co.in>; <pgsql-general@postgresql.org>; <pgsql-performance@postgresql.org>
Sent: Thursday, November 14, 2002 9:50 PM
Subject: Re: [PERFORM] [GENERAL] Upgrade to dual processor machine?
> "Henrik Steffen" <steffen@city-map.de> writes:
>
> > This is what it says in the manual and what I have been doing until today:
> >
> > "You should run VACUUM periodically to clean out expired rows. For tables that are heavily modified, it is useful
torun VACUUM
> > every night in an automated manner. For tables with few modifications, VACUUM should be run less frequently. The
command
exclusively
> > locks the table while processing. "
>
> The "exclusive lock" part is no longer true as of 7.2.X--it is now
> much cheaper to run VACUUM. What version were you running again?
>
> -Doug
>