kvalobs=# VACUUM; NOTICE: number of page slots needed (157248) exceeds max_fsm_pages (153600) HINT: Consider increasing the configuration parameter "max_fsm_pages" to a value over 157248. VACUUM kvalobs=#
The value may be updated in “postgresql.conf” and the postgresql server is restarted.
e.g. /etc/postgresql/8.3/kvalobs/postgresql.conf