Re: postgres eating CPU on HP9000

On Fri, 26 Mar 2004, Josh Berkus wrote:

> Fabio,
>
> > Recently it started eating up the cpu, and cannot keepup with the system
> > like it used to.  The interesting thing here is that it still runs great
> > on an older system with less ram, one slower cpu, and an older disk.
>
> This really points to a maintenance problem.  How often do you run VACUUM
> ANALYZE?   You have a very high rate of data turnover, and should need to
> VACUUM frequently.
>
> Also, what's you max_fsm_pages setting.
>

We run VACUUM ANALYZE after we remove about 1000 rows every hour on the
halh hour.  Our max_fsm_pages is set to 10000

Thanks again

Fabio