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Date: Fri, 31 Oct 1997 20:24:46 -0800 (PST)
From: Doug White <dwhite@gdi.uoregon.edu>
Reply-To: Doug White <dwhite@resnet.uoregon.edu>
To: Jeffrey Anuszczyk <jeffa@novera.com>
cc: freebsd-questions@FreeBSD.ORG
Subject: Re: Question about power management
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On Thu, 30 Oct 1997, Jeffrey Anuszczyk wrote:

> I noticed that V2.2.2 contains support for APM.  I'm currently using
> my FreeBSD as a server for ISDN and disk (samba).  Since I have
> multiple systems always on I thought I could use this to reduce
> my overall power consumption (yea I get amusing electric bills :-)
> 
> That said I configured my system bios to specify the standby time
> but I disable the suspend time.  I want to slow the CPU down, 
> spin down the disk, etc, but I don't want to suspend the system.
> 
> Unfortunately the systems insists on suspending.  Yea all I have
> to do is touch the keyboard to unsuspend... but since this is a
> server it doesn't have a keyboard, monitor or mouse.  Since I've
> been unable to figure this out I've been forced to disable apm.
> 
> Is there anyway to configure this to work as I want?

Usually these options can be tuned in your BIOS.

Note that the IDE disk driver will always disable disk spin-down as the
driver gets bent out of shape pretty badly when it tries to access a
spun-down disk.  It was also causing some support problems with people
asking ``I got this error.  Are my disks dying?''  

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major