Re: [ADMIN] [PERFORM] autovacuum on a -mostly- r/o table

2006-10-18 Thread Jim C. Nasby
On Sun, Oct 15, 2006 at 04:52:12PM +0200, Tobias Brox wrote: Are there any logs that can help me, and eventually, are there any ready-made scripts for checking when autovacuum is running, and eventually for how long it keeps its transactions? I'll probably write up something myself if not.

Re: [ADMIN] [PERFORM] autovacuum on a -mostly- r/o table

2006-10-18 Thread Larry Rosenman
Jim C. Nasby wrote: On Sun, Oct 15, 2006 at 04:52:12PM +0200, Tobias Brox wrote: Are there any logs that can help me, and eventually, are there any ready-made scripts for checking when autovacuum is running, and eventually for how long it keeps its transactions? I'll probably write up

Re: [ADMIN] [PERFORM] autovacuum on a -mostly- r/o table

2006-10-15 Thread Tobias Brox
[Matthew T. O'Connor - Wed at 02:33:10PM -0400] In addition autovacuum respects the work of manual or cron based vacuums, so if you issue a vacuum right after a daily batch insert / update, autovacuum won't repeat the work of that manual vacuum. I was experimenting a bit with autovacuum now.

Re: [ADMIN] [PERFORM] autovacuum on a -mostly- r/o table

2006-10-15 Thread Matthew T. O'Connor
Tobias Brox wrote: [Matthew T. O'Connor - Wed at 02:33:10PM -0400] In addition autovacuum respects the work of manual or cron based vacuums, so if you issue a vacuum right after a daily batch insert / update, autovacuum won't repeat the work of that manual vacuum. I was experimenting

Re: [ADMIN] [PERFORM] autovacuum on a -mostly- r/o table

2006-10-15 Thread Tobias Brox
[Matthew T. O'Connor - Sun at 10:42:34AM -0400] Yeah, I think if the delay settings are too high it can cause problems, that's part of the reason we have yet to turn these on be default since we won't have enough data to suggest good values. Can you tell us what settings you finally

Re: [ADMIN] [PERFORM] autovacuum on a -mostly- r/o table

2006-09-27 Thread Matthew T. O'Connor
Csaba Nagy wrote: On Wed, 2006-09-27 at 18:08, Edoardo Ceccarelli wrote: How can I configure the vacuum to run after the daily batch insert/update? Check out this: http://www.postgresql.org/docs/8.1/static/catalog-pg-autovacuum.html By inserting the right row you can disable