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To: "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au>
In-reply-to: Your message of "Fri, 19 Nov 2004 09:06:43 +1030."
             <20041118223639.GA71388@squash.dsto.defence.gov.au> 
Date: Thu, 18 Nov 2004 15:55:32 -0800
From: "Kevin Oberman" <oberman@es.net>
Message-Id: <20041118235532.4BA8E5D04@ptavv.es.net>
cc: freebsd-current@freebsd.org
Subject: Re: stray IRQ .... 
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> Date: Fri, 19 Nov 2004 09:06:43 +1030
> From: "Wilkinson, Alex" <alex.wilkinson@dsto.defence.gov.au>
> Sender: owner-freebsd-current@freebsd.org
> 
> Hi all,
> 
> Whenever I do a shutdown I notice the following warning/error:
> 
> Waiting (max 60 seconds) for system process `vnlru' to stop...done
> Waiting (max 60 seconds) for system process `bufdaemon' to stop...done
> Waiting (max 60 seconds) for system process `syncer' to stop...
> Syncing disks, vnodes remaining...4 4 3 3 3 0 0 0 0 done
> No buffers busy after final sync
> Uptime: 16h6m31s
> Shutting down ACPI
> stray irq9                   <------- This is what I am concerned about.
> Rebooting...
> 
> Is this anything to be concerned about ?
> 
> What does this actually mean ?

IRQ 9 is commonly used by ACPI and there seems to be a race where it
generates an interrupt after the ACPI handler has gone away. It is
common to many platforms and is not of great concern, although I think
Nate is hoping to get rid of it some day.
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman@es.net			Phone: +1 510 486-8634