| From: | Martijn van Oosterhout <kleptog(at)svana(dot)org> |
|---|---|
| To: | Phoenix Kiula <phoenix(dot)kiula(at)gmail(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Richard Broersma Jr <rabroersma(at)yahoo(dot)com>, Alban Hertroys <alban(at)magproductions(dot)nl>, Postgres General <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Statistics collection question |
| Date: | 2007-09-04 07:41:27 |
| Message-ID: | 20070904074127.GA31235@svana.org |
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| Lists: | pgsql-general |
On Tue, Sep 04, 2007 at 03:07:41PM +0800, Phoenix Kiula wrote:
> How can I check what is causing the lack? When I restart pgsql it goes
> away. The log is empty for a day or too (I'm only logging errors or
> slow queries) and the queries are super fast, but after a day it
> starts filling up with abysmally slow queries, even on simple queries
> with the WHERE clauses that have only one constant on the indexed
> column!
Check you're not running VACUUM FULL anywhere and post the (complete)
output of VACUUM VERBOSE as superuser. That way we can rule out
index/table bloat.
Have a nice day,
--
Martijn van Oosterhout <kleptog(at)svana(dot)org> http://svana.org/kleptog/
> From each according to his ability. To each according to his ability to litigate.
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