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Re: Cluster feature: Start/stop archiving at runtime

From: Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>
To: masao(dot)fujii(at)gmail(dot)com
Cc: martin(dot)pihlak(at)gmail(dot)com, greg(at)2ndquadrant(dot)com, pgsql-cluster-hackers(at)postgresql(dot)org
Subject: Re: Cluster feature: Start/stop archiving at runtime
Date: 2010-03-02 08:59:59
Message-ID: 20100302.175959.55510077.t-ishii@sraoss.co.jp (view raw or flat)
Thread:
Lists: pgsql-cluster-hackers
> On Tue, Mar 2, 2010 at 4:42 PM, Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp> wrote:
> > My interpretation of this paragraph is, if we set archive_command to
> > empty string, PostgreSQL accumulates all WAL under pg_xlog. i.e. no
> > WAL resuing occurs. Maybe set archive_command to /bin/true is enough
> > for pgpool-II, but it needs to rewrite postgresql.conf by pgpool. That
> > may make users to feel uncomfortable, I'm afraid.
> 
> I understood that what is needed here is the capability to start/stop
> archiving without changing any configuration file. Instead of reloading
> the conf file, what API do you want? Controlling archiving via system
> catalog like pg_autovacuum (though it's obsolete) is sufficient?

I prefer to use functions.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp

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