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Date:      Thu, 18 Jul 1996 20:43:28 -0700
From:      David Greenman <davidg@root.com>
To:        Thor Clark <thor@tab012.tabula.com>
Cc:        questions@freebsd.org
Subject:   Re: help -system hangs - the ongoing saga 
Message-ID:  <199607190343.UAA13533@root.com>
In-Reply-To: Your message of "Thu, 18 Jul 1996 20:26:20 PDT." <Pine.SOL.3.91.960718200748.13351B-100000@tab012.tabula.com> 

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>(original problem detailed at end)
>Some new info, 
>compiled a new kernel with DDB, and escaped into it after system hung -
>many of the processes (including init) were waiting with
>
>lock_write	f020e004
>
>I continued a few times, and this didn't change
>I don't know what this means, or what else I should be looking for...
>I'm wondering if this is hardware failure at this point, but don't know 
>what to check.
>Many thanks for any help (even a 'give it up' ;)

   This is likely fixed in 2.1.5. There was a bug that could be easily
triggered with doing a pair of ps(8)'s at the wrong time and resulted
in the above hang.

-DG

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



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