Re: Interaction of PITR backups andBulkoperationsavoiding WAL

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От Bruce Momjian
Тема Re: Interaction of PITR backups andBulkoperationsavoiding WAL
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Msg-id 200704271433.l3REXNi25545@momjian.us
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Ответ на Re: Interaction of PITR backups andBulkoperationsavoiding WAL  ("Simon Riggs" <simon@2ndquadrant.com>)
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Simon Riggs wrote:
> On Thu, 2007-04-26 at 18:51 -0400, Bruce Momjian wrote:
> > Simon Riggs wrote:
> > > 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, has this patch been submitted?
> 
> Yes

Uh, do you see it in the patch queue now?  If not, what was the subject
line.

--  Bruce Momjian  <bruce@momjian.us>          http://momjian.us EnterpriseDB
http://www.enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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