Chris Hoover wrote: > In PostgreSQL 8.1, is the pg_autovacuum daemon affected by the > vacuum_cost_* variables? I need to make sure that if we turn > autovacuuming on when we upgrade to 8.1, we don't cause any i/o > issues. What pg_autovacuum daemon? The contrib one? I don't know. The integrated one? Yes it is; and you can set autovacuum-specific values in postgresql.conf and table-specific values (used for autovacuum only) in pg_autovacuum. -- Alvaro Herrera http://www.CommandPrompt.com/ The PostgreSQL Company - Command Prompt, Inc.