On Tue, Aug 30, 2005 at 10:18:20AM -0300, Clodoaldo Pinto wrote:
> 30 Aug 2005 09:10:51 -0400, Greg Stark <gsstark(at)mit(dot)edu>:
> > Also, if consider doing a "vacuum full" or "cluster" after the batch job to
> > clear up the free space (not in a large transaction). That will still take a
> > table lock but it may be a small enough downtime to be worth the speed
> > increase the rest of the day.
> I'm already doing a vacuum (not full) once a day.
> A vacuum full or a cluster is totally out of reach since each take
> about one hour.
Even if you cluster/vacuum only the just-loaded table?
> The biggest table is 170 million rows long.
I hope this is not the one you are loading daily ...
Alvaro Herrera <alvherrealvh.no-ip.org> Architect, www.EnterpriseDB.com
"El destino baraja y nosotros jugamos" (A. Schopenhauer)
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