Horton

Re: system views for walsender activity

Magnus Hagander <magnus@hagander.net>

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From: Magnus Hagander <magnus@hagander.net>
To: Euler Taveira de Oliveira <euler@timbira.com>
Cc: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>, Simon Riggs <simon@2ndquadrant.com>, Robert Haas <robertmhaas@gmail.com>, Josh Berkus <josh@agliodbs.com>, Itagaki Takahiro <itagaki.takahiro@gmail.com>, pgsql-hackers@postgresql.org
Date: 2011-01-10T17:58:13Z
Lists: pgsql-hackers 
On Mon, Jan 10, 2011 at 16:48, Euler Taveira de Oliveira
<euler@timbira.com> wrote:
> Em 10-01-2011 12:05, Heikki Linnakangas escreveu:
>>
>> So how does a walsender that's waiting for a command from the client
>> show up? Surely it's not in "catchup" mode yet?
>>
> It is kind of "initializing catchup". I think it is not worth representing
> those short lifespan states (in normal scenarios).

True, but it's quite important to detect and diagnose the abnormal ones...


-- 
 Magnus Hagander
 Me: http://www.hagander.net/
 Work: http://www.redpill-linpro.com/