Re: [GENERAL] Rules of Thumb for Autovaccum

2012-02-15 Thread Ondrej Ivanič
Hi, On 16 February 2012 01:14, Robert James wrote: > What rules of thumb exist for: > * How often a table needs to be vacuumed? > * How often a table needs to be analyzed? > * How to tune Autovacuum? I prefer to use autovacuum daemon and sets thresholds on per table basis i.e. sets reasonable de

Re: [GENERAL] Rules of Thumb for Autovaccum

2012-02-15 Thread Robert James
Thanks. What about auto-analyze? When will they be analyzed by default? And what actions generally require new analyze? On 2/15/12, Bruce Momjian wrote: > On Wed, Feb 15, 2012 at 09:14:34AM -0500, Robert James wrote: >> What rules of thumb exist for: >> * How often a table needs to be vacuumed?

Re: [GENERAL] Rules of Thumb for Autovaccum

2012-02-15 Thread Bruce Momjian
On Wed, Feb 15, 2012 at 09:14:34AM -0500, Robert James wrote: > What rules of thumb exist for: > * How often a table needs to be vacuumed? > * How often a table needs to be analyzed? > * How to tune Autovacuum? > > I have a large DB server, and I'm concerned that it's not being > autovaccumed and

[GENERAL] Rules of Thumb for Autovaccum

2012-02-15 Thread Robert James
What rules of thumb exist for: * How often a table needs to be vacuumed? * How often a table needs to be analyzed? * How to tune Autovacuum? I have a large DB server, and I'm concerned that it's not being autovaccumed and autoanalyzed frequently enough. But I have no idea what proper values shoul