From: | Greg Smith <greg(at)2ndquadrant(dot)com> |
---|---|
To: | Alexandre Leclerc <aleclerc(at)ipso(dot)ca> |
Cc: | pgsql-admin(at)postgresql(dot)org |
Subject: | Re: Vacuum Full (PG 8.1) - Urgent help needed - Cancel & transaction "liberation" |
Date: | 2010-04-16 13:59:03 |
Message-ID: | 4BC86D27.4020209@2ndquadrant.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-admin |
Alexandre Leclerc wrote:
> - 2. Could we stop VACUUM FULL and simply restart postmaster and
> starting a normal VACUUM even if it's slow?
This is what you want to do. VACUUM FULL is the slow way--much, much
slower--and it is not needed to clean up from wraparound issues. Here's
two more opinions on that:
http://archives.postgresql.org/message-id/5224.1255142294@sss.pgh.pa.us
And here's some notes about why you should avoid VACUUM FULL:
http://wiki.postgresql.org/wiki/VACUUM_FULL
(Note that you don't have a good CLUSTER implementation in your 8.1
server, so using that to clean up tables isn't an option)
--
Greg Smith 2ndQuadrant US Baltimore, MD
PostgreSQL Training, Services and Support
greg(at)2ndQuadrant(dot)com www.2ndQuadrant.us
From | Date | Subject | |
---|---|---|---|
Next Message | Kevin Grittner | 2010-04-16 14:14:00 | Re: Vacuum Full (PG 8.1) - Urgent help needed - Cancel & transaction "liberation" |
Previous Message | Alexandre Leclerc | 2010-04-16 13:18:20 | Vacuum Full (PG 8.1) - Urgent help needed - Cancel & transaction "liberation" |