On Tue, Jun 05, 2007 at 05:28:10PM -0700, Charles.Hou wrote: > Client connected: about 100 pc, 1 pc with 1 connection at least, the > max is 4 connections So up to 400 connections? Are they all running transactions? For any length of time? > 194 tables on the database, and some of the tables always executed > the update/insert command . So _some_ tables are getting updated? (Inserts are not really relevant to vacuuming here, but they'll surely be relevant to size) > i also set the autovacuum to enable. today, the database size is > 497MB. 497-440MB=57MB, 57 MB have been increased in 18 hours. > what's wrong with my PostgreSql Server? Maybe nothing. How much data do you think you're putting in there? What does VACUUM VERBOSE say, as I asked about -- are you getting a lot of dead space? A -- Andrew Sullivan | ajs@xxxxxxxxxxxxxxx The whole tendency of modern prose is away from concreteness. --George Orwell