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Date:      Fri, 6 Apr 2001 01:25:58 -0400 (EDT)
From:      Robert Watson <rwatson@FreeBSD.ORG>
To:        Brett Glass <brett@lariat.org>
Cc:        John Baldwin <jhb@FreeBSD.ORG>, Johann Visagie <johann@egenetics.com>, Freebsd-chat@FreeBSD.ORG, Dag-Erling Smorgrav <des@ofug.org>
Subject:   Re: corporate announcement
Message-ID:  <Pine.NEB.3.96L.1010406012504.46990H-100000@fledge.watson.org>
In-Reply-To: <4.3.2.7.2.20010405160153.00e5b4d0@localhost>

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On Thu, 5 Apr 2001, Brett Glass wrote:

> At 11:45 AM 4/5/2001, John Baldwin wrote:
> 
> >The pathfinder ran on a version of VxWorks.  
> 
> Yes. Though it was reported at the time that the system was unstable and
> had to be rebooted by a watchdog timer at regular intervals. 
> Fortunately, the embedded system designers who created the probe were
> smart enough to build one in. 

My understanding is that that was a result of an application bug rather
than the OS, and had to do with a priority inversion.  However, the
article I read is pretty distant in my memory, so some references would no
doubt be useful. 

Robert N M Watson             FreeBSD Core Team, TrustedBSD Project
robert@fledge.watson.org      NAI Labs, Safeport Network Services



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