On Tue, Mar 1, 2011 at 1:43 AM, David Christensen <david@xxxxxxxxxxxx> wrote: > Was this cluster upgraded to 8.4.4 from 8.4.0? It sounds to me like a known bug in 8.4.0 which was fixed by this commit: > The reproduction script described was running vacuum repeatedly. A single vacuum run out to be sufficient to clean up the problem if it was left-over. I wonder if it would help to write a regression test that runs 100 or so vacuums and see if the bulid farm turns up any examples of this behaviour. -- greg -- Sent via pgsql-admin mailing list (pgsql-admin@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-admin