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Date: Thu, 8 Jan 1998 21:19:07 +1100
From: Bruce Evans <bde@zeta.org.au>
Message-Id: <199801081019.VAA04517@godzilla.zeta.org.au>
To: dg@root.com, toasty@home.dragondata.com
Subject: Re: Remote power cycle
Cc: bde@zeta.org.au, dpsmith@xoom.com, freebsd-questions@FreeBSD.ORG,
        freebsd-smp@FreeBSD.ORG
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>However, for now, even when the serial console is still running, but the
>machine is  mostly dead, I can never get reboot to work... It tells me some
>processess would not die, ps axl advised - then it locks up.
>
>I've even tried reboot -q or reboot -n and got nowhere. Is there a better
>way of recovering for this?

Kill the offending processes before rebooting, or unmount nfs file systems
before rebooting.  The hang seems to be caused by bugs in nfs.  I use:

	sync
	umount -Af -t nfs
	reboot

Bruce