Re: Problem with pg_upgrade 8.3 to 9.1.4 - clog missing?!

On Wed, Jun 13, 2012 at 02:32:21PM -0400, Bruce Momjian wrote:
> I assume 8.3 vacuumdb did not generate these errors.  If it was 8.4 I
> would suggest it was because we don't copy visibility map files from
> pre-9.1 because those were not crash-safe, but 8.3 didn't have
> visibility map files (added in PG 8.4), so 8.3 should have been checking
> the exact same transaction ids as 9.1.
>
> Basically, I can't think of a cause.

yeah, neither can we. but - any other test - even using the same source
of $PGDATA went flawless. I'm tempted to assume it's just a random
glitch in matrix, and just go on.

Best regards,

depesz

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