| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Josh Berkus <josh(at)agliodbs(dot)com>, Markus Wanner <markus(at)bluegap(dot)ch>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: standby registration (was: is sync rep stalled?) |
| Date: | 2010-10-05 14:46:51 |
| Message-ID: | 1286290011.2025.1465.camel@ebony |
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| Lists: | pgsql-hackers |
On Tue, 2010-10-05 at 10:41 -0400, Robert Haas wrote:
> >>
> >> When you have one server functioning at each site you'll block until
> >> you get a third machine back, rather than replicating to both sites
> >> and remaining functional.
> >
> > And that is so important a consideration that you would like to move
> > from one parameter in one file to a whole set of parameters, set
> > differently in 5 separate files?
>
> I don't accept that this is the trade-off being proposed. You seem
> convinced that having the config all in one place on the master is
> going to make things much more complicated, but I can't see why.
But it is not "all in one place" because the file needs to be different
on 5 separate nodes. Which *does* make it more complicated than the
alternative is a single parameter, set the same everywhere.
--
Simon Riggs www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Training and Services
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