Re: pg15b2: large objects lost on upgrade

Bruce Momjian <bruce@momjian.us> writes:
>> Hmmm ... now that you mention it, I see nothing in 002_pg_upgrade.pl
>> that attempts to turn off autovacuum on either the source server or
>> the destination.  So one plausible theory is that autovac moved the
>> numbers since we checked.

> Uh, pg_upgrade assumes autovacuum is not running, and tries to enforce
> this:

The problems come from autovac running before or after pg_upgrade.

> Perhaps the test script should do something similar,

I'm not on board with that, for the reasons I gave upthread.

            regards, tom lane