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Re: Bug#506196: Debian Bug#506196: postgresql: consume toomuch power when idle (>10 wakeups/second)

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: Martin Pitt <martin(at)piware(dot)de>
Cc: 506196(at)bugs(dot)debian(dot)org, PostgreSQL Bugs <pgsql-bugs(at)postgresql(dot)org>
Subject: Re: Bug#506196: Debian Bug#506196: postgresql: consume toomuch power when idle (>10 wakeups/second)
Date: 2009-01-05 12:13:09
Message-ID: 1231157589.4032.335.camel@ebony.2ndQuadrant (view raw or flat)
Thread:
Lists: pgsql-bugs
On Mon, 2009-01-05 at 12:21 +0100, Martin Pitt wrote:
> Hi Simon,
> 
> Simon Riggs [2009-01-05 10:57 +0000]:
> > Is this 11 per minute, or 11 per second?
> 
> Per second.

Seems consistent with wal_writer_delay = 200ms and bgwriter_delay =
200ms, plus some other minor noise.

So its not a "bug" and won't get "fixed".

Seems possible to put some progressive delays in there, but we'd need to
discuss how things could snap back into action when required.

-- 
 Simon Riggs           www.2ndQuadrant.com
 PostgreSQL Training, Services and Support


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