Anderson Boechat Lopes wrote:
> I´m new here and i´m not sure if this is the right email to solve my
> Well, i have a very large database, with vary tables and very
> registers. Every day, too many operations are perfomed in that DB, with
> queries that insert, delete and update. Once a week some statistics are
> collected using vacuum analyze.
i guess you need to run it much more frequently than that. Thought you haven't
given actual size of data etc., once or twice per day should be much better.
> The problem is after a period of time (one month, i think), the
> queries takes too much time to perform. A simple update can take 10
> seconds or more to perform.
You need to vacuum full once in a while and setup FSM parameters correctly.
> If i make a backup, drop and recreate the DB, everything goes back
> Could anyone give me any guidance?
Check following for basic performance tuning
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