Re: Degenerate Performance Problem - Mailing list pgsql-performance

From Scott Marlowe
Subject Re: Degenerate Performance Problem
Date
Msg-id dcc563d10812091947q6a0813b2m5319cf949785e57e@mail.gmail.com
Whole thread Raw
In response to Degenerate Performance Problem  (Vincent Predoehl <vpredoehl@phoenixwebgroup.com>)
List pgsql-performance
On Tue, Dec 9, 2008 at 8:16 PM, Vincent Predoehl
<vpredoehl@phoenixwebgroup.com> wrote:
> I have postgresql 8.3.5 installed on MacOS X / Darwin.  I remember setting
> shared memory buffer parameters and that solved the initial performance
> problem, but after running several tests, the performance goes way, way
> down. Restarting the server doesn't seem to help.
> I'm using pqxx to access the database, if that makes any difference.

Could be a vacuuming issue.

What does

vacuum verbose;

on the database say?

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