On Fri, Mar 13, 2020 at 02:38:51PM -0700, Andres Freund wrote:
> > |One disadvantage of decreasing vacuum_freeze_min_age is that it might cause
> > |VACUUM to do useless work: freezing a row version is a waste of time if the row
> > |is modified soon thereafter (causing it to acquire a new XID). So the setting
> > |should be large enough that rows are not frozen until they are unlikely to
> > |change any more.
>
> I think the overhead here might be a bit overstated. Once a page is
Could you clarify if you mean the language in docs in general or specifically
in the context of this patch ?
--
Justin