On Thu, 21 Mar 2024 at 12:36, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> So yeah, if we could have log_autovacuum_min_duration = 0 perhaps
> that would yield a clue.
FWIW, I agree with your earlier statement about it looking very much
like auto-vacuum has run on that table, but equally, if something like
the pg_index record was damaged we could get the same plan change.
We could also do something like the attached just in case we're
barking up the wrong tree.
David
