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To: Stephen Roome <steve@visint.co.uk>
cc: C.R.Harding@massey.ac.nz, freebsd-chat@freebsd.org
Subject: Re: Speaking of PR 
In-reply-to: Your message of "Wed, 19 Mar 1997 11:39:59 GMT."
             <Pine.BSF.3.91.970319113719.12607A-100000@bagpuss.visint.co.uk> 
From: David Greenman <dg@root.com>
Reply-To: dg@root.com
Date: Wed, 19 Mar 1997 04:53:40 -0800
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>On Tue, 18 Mar 1997 C.R.Harding@massey.ac.nz wrote:
>> * LINUX TO FLY ON STS-83 *
>> ==========================
>> The Linux operating system will again ride into space in support of a
>><snip>
>> 
>> company is used in their place.  The entire system uses only 10
>> watts".  The primary role of Linux in the hydroponics experiment on
>> <snip>
>
>Doesn't Linux run cooler than FreeBSD though, it even says so somewhere 
>in the docs.. (no I don't know where) about how Linux uses HALT..
>So obviously if someone wants FreeBSD used on a space shuttle mission 
>then this minimal power drain thing is important..

   Uh, FreeBSD *does* use HALT in the idle routine...unless you have APM
configured in which case it can put the CPU in a low power mode, too.

-DG

David Greenman
Core-team/Principal Architect, The FreeBSD Project