Re: Poor delete performance AFTER vacuum analyze - Mailing list pgsql-performance

From Dennis Björklund
Subject Re: Poor delete performance AFTER vacuum analyze
Date
Msg-id Pine.LNX.4.44.0307200738560.4146-100000@zigo.dhs.org
Whole thread Raw
In response to Poor delete performance AFTER vacuum analyze  ("Jeremy M. Guthrie" <jeremy.guthrie@berbee.com>)
List pgsql-performance
On Sat, 19 Jul 2003, Jeremy M. Guthrie wrote:

> 100megs of new data each day.  However, the instant the system finishes only
> a 'vacuum analyze', the whole thing slows WAY down to where each run can take
> 10-15 minutes.

Have you run EXPLAIN ANALYZE on the delete query before and after the
vacuum? Does it explain why it goes slower?

--
/Dennis


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