On Fri, 2007-03-09 at 11:47 -0500, Tom Lane wrote:
> "Simon Riggs" <simon@2ndquadrant.com> writes:
> > On Fri, 2007-03-09 at 11:15 -0500, Tom Lane wrote:
> >> It strikes me that allowing archive_command to be changed on the fly
> >> might not be such a good idea though, or at least it shouldn't be
> >> possible to flip it from empty to nonempty during live operation.
>
> > I'd rather fix it the proposed way than force a restart. ISTM wrong to
> > have an availability feature cause downtime.
>
> I don't think that people are very likely to need to turn archiving on
> and off on-the-fly. Your proposed solution introduces a great deal of
> complexity (and risk of future bugs-of-omission, to say nothing of race
> conditions) to solve a non-problem. We have better things to be doing
> with our development time.
It's certainly a quicker fix. Unless others object, I'll set
archive_command to only be changeable at server startup.
-- Simon Riggs EnterpriseDB http://www.enterprisedb.com