Re: Vacuum ALL FULL - Mailing list pgsql-performance

From Tom Lane
Subject Re: Vacuum ALL FULL
Date
Msg-id 411.1244329951@sss.pgh.pa.us
Whole thread Raw
In response to Re: Vacuum ALL FULL  (S Arvind <arvindwill@gmail.com>)
Responses Re: Vacuum ALL FULL  (S Arvind <arvindwill@gmail.com>)
List pgsql-performance
S Arvind <arvindwill@gmail.com> writes:
> So do i have to increase the max_fsm_relation based on (Average_no_relation
> per db * number of db)? if so it will be very high since in our one db
> server we have 200 db with average 800 tables in each db. What is the value
> we have to give for this kind of server?

About 160000.

One wonders whether you shouldn't rethink your schema design.  Large
numbers of small tables usually are not a good use of SQL.  (I assume
they're small, else you'd have had serious bloat problems already from
your undersized max_fsm_pages setting ...)

            regards, tom lane

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