"Jeremy Haile" <jhaile@xxxxxxxxxxx> writes: > No tables have been vacuumed or analyzed today. I had thought that this > problem was due to my pg_autovacuum changes, but perhaps not. I > restarted PostgreSQL (in production - yikes) About a minute after being > restarted, the autovac process fired up. > What could get PG in a state where autovac isn't running? Um, are you sure it wasn't? The autovac process is not an always-there thing, it quits after each pass and then the postmaster starts a new one awhile later. regards, tom lane