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Date:      Wed, 19 Jul 2006 01:31:17 -0300 (ADT)
From:      User Freebsd <freebsd@hub.org>
To:        Kostik Belousov <kostikbel@gmail.com>
Cc:        Robert Watson <rwatson@freebsd.org>, freebsd-stable@freebsd.org
Subject:   Re: file system deadlock - the whole story? 
Message-ID:  <20060719012941.H1799@ganymede.hub.org>
In-Reply-To: <20060718074804.W1799@ganymede.hub.org>
References:  <E1FxzUU-000MMw-5m@cs1.cs.huji.ac.il> <20060705100403.Y80381@fledge.watson.org> <cone.1152136419.991036.72616.1000@zoraida.natserv.net> <20060705234514.I70011@fledge.watson.org> <20060715000351.U1799@ganymede.hub.org> <20060715035308.GJ32624@deviant.kiev.zoral.com.ua> <20060718074804.W1799@ganymede.hub.org>

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Kostik/Robert ... does this provide enough (any?) information concerning 
the deadlock situation(s) that are being reported?  is there anything else 
I should do the next time it happens?

I tried to submit a GnATs report on this also, but fear that the 
attachment was a wee bit too big :(

On Tue, 18 Jul 2006, User Freebsd wrote:

>
> 'k, had a bunch of fun tonight, but one of the results is that I was able to 
> achieve file system deadlock, or so it appears ...
>
> Using the following from DDB:
>
> set $lines=0
> show pcpu
> show allpcpu
> ps
> trace
> alltrace
> show locks
> show alllocks
> show uma
> show malloc
> show lockedvnods
> call doadump
>
> I've been able to produce the attached output, as well as have a core dump 
> that can hopefully be used to gather any that I may have missed this time 
> *cross fingers*

----
Marc G. Fournier           Hub.Org Networking Services (http://www.hub.org)
Email . scrappy@hub.org                              MSN . scrappy@hub.org
Yahoo . yscrappy               Skype: hub.org        ICQ . 7615664



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