Re: Strange deadlock error last night - Mailing list pgsql-admin

From Alvaro Herrera
Subject Re: Strange deadlock error last night
Date
Msg-id 20090113220413.GI4005@alvh.no-ip.org
Whole thread Raw
In response to Re: Strange deadlock error last night  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-admin
Tom Lane wrote:
> "Scott Whitney" <swhitney@journyx.com> writes:

> > It ended up locking up about 250 customer databases until I restarted the
> > postmaster. This is version 8.1.4. Upgrading right now (even to a minor rev)
> > is not really an option.
>
> Not related to the immediate problem, but: you really need to schedule
> 5 minutes' downtime so you can update to 8.1.latest.  Reasons can be
> found here:
> http://www.postgresql.org/docs/8.1/static/release.html

Particularly so if you run autovacuum, because otherwise you'll be hit
by a bug fixed in 8.1.6 about template0 being unfrozen (thawed?)

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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