Hi, Francisco, Francisco Reyes wrote: > I am looking to either improve the time of the vacuum or decrease it's > impact on the loads. > Are the variables: > #vacuum_cost_delay = 0 # 0-1000 milliseconds > #vacuum_cost_page_hit = 1 # 0-10000 credits > #vacuum_cost_page_miss = 10 # 0-10000 credits > #vacuum_cost_page_dirty = 20 # 0-10000 credits > #vacuum_cost_limit = 200 # 0-10000 credits Just to avoid a silly mistake: You pasted those settings with # sign, that means that PostgreSQL does treat them as comments, and uses the defaults instead. You should make shure that you use "real" settings in your config. HTH, Markus -- Markus Schaber | Logical Tracking&Tracing International AG Dipl. Inf. | Software Development GIS Fight against software patents in Europe! www.ffii.org www.nosoftwarepatents.org