Re: reducing statistics write overhead

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Martin Pihlak <martin(dot)pihlak(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Magnus Hagander <magnus(at)hagander(dot)net>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: reducing statistics write overhead
Date: 2008-09-08 23:36:15
Message-ID: 20080908233615.GJ4411@alvh.no-ip.org
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Martin Pihlak escribió:
> Tom Lane wrote:
> > Hmm. With the timestamp in the file, ISTM that we could put all the
> > intelligence on the reader side. Reader checks file, sends message if

> Attached is a patch that implements the described signalling.

Are we keeping the idea that the reader sends a stat message when it
needs to read stats? What about the lossiness of the transport?

--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.

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