Re: Instability in the postgres_fdw regression test

2018-04-12 Thread Etsuro Fujita
(2018/04/13 3:49), Robert Haas wrote: On Thu, Apr 12, 2018 at 12:49 PM, Tom Lane wrote: We've been seeing $subject since commit 1bc0100d2, with little clue as to the cause. Previous attempts to fix it by preventing autovacuum from running on the relevant tables didn't seem to help. I have now

Re: Instability in the postgres_fdw regression test

2018-04-12 Thread Robert Haas
On Thu, Apr 12, 2018 at 12:49 PM, Tom Lane wrote: > We've been seeing $subject since commit 1bc0100d2, with little clue > as to the cause. Previous attempts to fix it by preventing autovacuum > from running on the relevant tables didn't seem to help. > > I have now managed to reproduce the issue

Instability in the postgres_fdw regression test

2018-04-12 Thread Tom Lane
We've been seeing $subject since commit 1bc0100d2, with little clue as to the cause. Previous attempts to fix it by preventing autovacuum from running on the relevant tables didn't seem to help. I have now managed to reproduce the issue reliably enough to study it. (It turns out that on longfin's