From owner-freebsd-hackers  Thu Jan 28 11:32:28 1999
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From: Wilko Bulte <wilko@yedi.iaf.nl>
Message-Id: <199901281845.TAA00596@yedi.iaf.nl>
Subject: Re: Device statistics
In-Reply-To: <199901280005.RAA54630@panzer.plutotech.com> from "Kenneth D. Merry" at "Jan 27, 99 05:05:54 pm"
To: ken@plutotech.com (Kenneth D. Merry)
Date: Thu, 28 Jan 1999 19:45:12 +0100 (CET)
Cc: pantzer@ludd.luth.se, freebsd-hackers@FreeBSD.ORG
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As Kenneth D. Merry wrote...
> Mattias Pantzare wrote...
> > as getmicrouptim but in userspace?
> 
> Try the kern.boottime sysctl variable.  That's what w/uptime uses to figure
> out how long the machine has been up.
> 
> You can subtract the current time from the boot time to get the uptime.
> 
> I used getmicrouptime(), since it increases monotonically, unlike the
> regular system time.  (e.g., you're running xntpd, and it steps the time
> back some)
> 
> > Current temperature   99-01-28 00:19:17  -40.7 degrees Celsius (-41.2F) 
> 
> Wow, is that temperature accurate?

No. It might be too high (according to the newspaper I just read) ;-)

Wilko
_     ______________________________________________________________________
 |   / o / /  _  Bulte 				  email: wilko@yedi.iaf.nl 
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