On Wed, Jan 17, 2018 at 12:16:19PM -0500, Tom Lane wrote:
> The basic thrust of these messages is "I'm reading what should be
> sequentially numbered data chunks for this toast OID, and the sequence
> numbers are wrong". Both of these instances could be explained by
> duplicate toast rows (or duplicate index entries pointing at one row),
> though of course that would just move to the next question of how it
> got that way.
Good point here. This could be a consequence of freeze-the-dead whose
fix will be available in the next round of minor releases.
--
Michael