Re: Is there a way to list runaway queries and kill them?

From: Michael Fuhr <mike(at)fuhr(dot)org>
To: frank church <pgsql(at)adontendev(dot)net>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Is there a way to list runaway queries and kill them?
Date: 2006-01-17 17:13:01
Message-ID: 20060117171301.GA10945@winnie.fuhr.org
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On Tue, Jan 17, 2006 at 09:38:37AM +0000, frank church wrote:
> Is there a way to list runaway or long runninng queries and kill them?

With the proper statistics collector settings you can see queries
with the pg_stat_activity view. You can automatically kill
long-lasting queries by setting the statement_timeout parameter
(but beware of setting it globally -- you probably don't want to
time out maintenance operations like VACUUM). In 8.0 and later you
can cancel a query in another backend with pg_cancel_backend().

http://www.postgresql.org/docs/8.1/interactive/monitoring-stats.html
http://www.postgresql.org/docs/8.1/interactive/runtime-config-client.html
http://www.postgresql.org/docs/8.1/interactive/functions-admin.html

(These links are for 8.1; use the documentation for whatever version
you're running.)

--
Michael Fuhr

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