increasing max_fsm_pages. - Mailing list pgsql-admin

From Gourish Singbal
Subject increasing max_fsm_pages.
Date
Msg-id 674d1f8a0605142348nf3dce9bl69d5f1896444ad4f@mail.gmail.com
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Responses Re: increasing max_fsm_pages.  ("Jim C. Nasby" <jnasby@pervasive.com>)
List pgsql-admin
Group.
 
Need some help in understanding the tuning parameter.
 
we got the below message on database wide vacuuming :-
Vacuuming Result outcome on Sun May 14 20:22:47 PDT 2006 :-
INFO:  free space map contains 195236 pages in 72 relations
DETAIL:  A total of 200000 page slots are in use (including overhead).
201744 page slots are required to track all free space.
Current limits are:  200000 page slots, 500 relations, using 1226 KB.
NOTICE:  number of page slots needed (201744) exceeds max_fsm_pages (200000)
HINT:  Consider increasing the configuration parameter "max_fsm_pages" to a value over 201744.
VACUUM
 
We have 4 GB of RAM on the machine if we increase the max_fsm_pages to 300000 will the database performance be at stake ?.
 
 

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