*BSD News Article 26459


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Newsgroups: comp.os.386bsd.misc
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From: jon@b-tech.ann-arbor.mi.us (Jon Zeeff)
Subject: Re: NetBSD on cheap boxes
Message-ID: <PF51-V$@b-tech.uucp>
Organization: UMCC, Ann Arbor, MI
References: <2h2u3kINN6o3@ymir.cs.umass.edu> <2h63s8$4s2@smurf.noris.de> <GLASS.94Jan14170432@sun-lamp.postgres.Berkeley.EDU> <CJpoL6.BIx@veda.is>
Date: Mon, 24 Jan 94 16:33:39 GMT
Lines: 11

This brings up a feature that too many systems seem to lack - some kind of
watchdog timer.  Having seen a couple of systems go into this pingable, but
otherwise dead state, I'd like to see the kernel do some testing on the 
proper functioning of the system and reboot if it is not correct.

>Could BPF be used to implement a combination lock to reboot the system for
>those times that it hangs and is pingable but otherwise dead? I guess it
>would be more reliable as a kernel patch, but would either approach work?

-- 
Jon Zeeff   NIC handle JZ   jon@ais.org   RIPEM accepted