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From: Josh Berkus <josh@agliodbs.com>
To: pgsql-hackers@postgresql.org
Subject: Re: Need Multixact Freezing Docs
Date: Tue, 15 Apr 2014 15:26:50 -0700
Message-ID: <534DB22A.2040909@agliodbs.com> (raw)
In-Reply-To: <WM!e71c36af513bace4ff046f7349231f370d2b74c4adee803b2eb3ed330aada82b5badd712b47f9556d3fa55d2ab73a3e0!@asav-3.01.com>
References: <534DA3D1.2010000@agliodbs.com>
	<WM!e71c36af513bace4ff046f7349231f370d2b74c4adee803b2eb3ed330aada82b5badd712b47f9556d3fa55d2ab73a3e0!@asav-3.01.com>
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On 04/15/2014 02:25 PM, Josh Berkus wrote:
> Hackers,
> 
> We need documentation on how users should intelligently set the
> multixact freeze settings.  I'm happy to write the actual text, but I
> definitely don't have any idea how to set these myself.  Under what
> circumstances should they be different from freeze_max_age?  How?
> 

Also: how do I check the multixact age of a table?  There doesn't seem
to be any data for this ...

-- 
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com


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