>>>>> "David" == David Rowley <david.row...@2ndquadrant.com> writes:
>> It happens 12 or 13 times on my machine, then does not happen again >> for 60 seconds, then happens again. David> Setting autovacuum_naptime to 10 seconds makes it occur in 10 David> second intervals... Analyze (including auto-analyze on a different table entirely) has a snapshot, which can hold back OldestXmin, hence preventing the all-visible flag from being set. -- Andrew (irc:RhodiumToad)