On Wed, Apr 13, 2022 at 6:03 PM Peter Geoghegan <pg@bowt.ie> wrote:
> I think that it's more likely that FREEZE will correct problems, out of the two:
>
> * FREEZE forces an aggressive VACUUM whose FreezeLimit is as recent a
> cutoff value as possible (FreezeLimit will be equal to OldestXmin).
The reason why that might have helped (at least in the past) is that
it's enough to force us to wait for a cleanup lock to prune and
freeze, if necessary. Which was never something that
DISABLE_PAGE_SKIPPING could do.
--
Peter Geoghegan