Re: [HACKERS] Streaming replication document improvements

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: Josh Berkus <josh(at)agliodbs(dot)com>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, pgsql-docs(at)postgresql(dot)org, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] Streaming replication document improvements
Date: 2010-04-01 22:55:46
Message-ID: 1270162546.5640.3227.camel@ebony
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On Thu, 2010-04-01 at 11:49 -0700, Josh Berkus wrote:
> > The thing is, when dealing with new features, we reduce our overall
> > maintenance burden if we get it right the first time. Obviously it's
> > too late for major changes, but minor adjustments to maintain the POLA
> > seem like exactly what we SHOULD be doing right now.
>
> Oh, I agree. Since we have a separate WALSender limit, it seems
> counter-intuitive and difficult-to-admin to have the WALSenders also
> limited by superuser_connections. They should be their own separate
> connection pool, just like the other "background" processes.
>
> However, if this was somehow infeasible, it wouldn't be hard to
> document. That's all.

+1

--
Simon Riggs www.2ndQuadrant.com

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