vacuum_cost_page_hit

A configuration parameter representing the vacuum cost for a page found in the buffer cache

vacuum_cost_page_hit is a configuration parameter representing the estimated cost for vacuuming a buffer that is not in the shared buffer cache (i.e. does not have to be read from disk).

vacuum_cost_page_hit was added in PostgreSQL 8.0.

Default value

The default value for vacuum_cost_page_hit is: 1.

Change history

Categories

GUC configuration item, Vacuuming

See also

vacuum_cost_page_miss