Re: query is taking longer time after a while

In response to tomrevam <tomer(at)fabrix(dot)tv>:
>

My apologies, I should have asked for the output of VACUUM VERBOSE on
the problem table in conjunction with these settings. (make sure you
do VACUUM VERBOSE when the table is exhibiting the speed problem)

>
> Bill Moran wrote:
> >
> > The OP did mention that he's using autovac, which will take care of
> > both vacuum and analyze for him. However, he didn't provide his
> > autovac config, and it happens at times that the defaults are not
> > aggressive enough to keep a table well-maintained.
> >
>
> Here are my autovac configuration parameters. I played around with them to
> make autovac work frequently.
>
> #autovacuum = on
> log_autovacuum_min_duration = 0
> autovacuum_max_workers = 10
> autovacuum_naptime = 10s
> autovacuum_vacuum_threshold = 2000
> autovacuum_analyze_threshold = 2000
> autovacuum_vacuum_scale_factor = 0.0005
> autovacuum_analyze_scale_factor = 0.0005
> #autovacuum_freeze_max_age = 200000000
> #autovacuum_vacuum_cost_delay = 20
> --
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--
Bill Moran
http://www.potentialtech.com
http://people.collaborativefusion.com/~wmoran/