On Mon, Jul 14, 2008 at 4:29 PM, Alvaro Herrera <alvherre@xxxxxxxxxxxxxxxxx> wrote:
Chris Hoover escribió:
> I just have a couple of quick questions about 8.3 and Autovacuum.Yes.
>
> 1. When autovacuum chooses to vacuum a table, the entire table is vacuumed,
> and not just a specified percentage of the table. Correct?
Nope, no way. (You could have a script to update the
> 2. There is no way, without turning autovacuum off, of excluding
> vacuum/analyze during a specific period of time (say during a known peak
> usage period).
pg_autovacuum.enabled flag, and change it using cron.)
3 workers total.
> 3. If I have a PostgreSQL cluster with 10 databases, does
> autovacuum_max_workers=3 mean I have a possibility of 3 total workers or 30
> workers (i.e. autovacuum_max_workers * number of db's)?
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
Alvaro,
Thanks a bunch for the concise answers. That is exactly what we needed to confirm.
Chris
