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Date:      Tue, 29 Jan 2008 20:13:26 -0800
From:      "David O'Brien" <obrien@freebsd.org>
To:        Dennis Glatting <freebsd@penx.com>
Cc:        freebsd-amd64@freebsd.org
Subject:   Re: Multi processor locking problem under 7.0
Message-ID:  <20080130041326.GA23122@dragon.NUXI.org>
In-Reply-To: <1201388299.84900.12.camel@Sylvester.dco.penx.com>
References:  <1201388299.84900.12.camel@Sylvester.dco.penx.com>

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On Sat, Jan 26, 2008 at 03:58:19PM -0700, Dennis Glatting wrote:
> I have several systems of two different types running 7.0. One is an IBM
> 3550 and the other a Dell 2950. The IBMs more than the Dells
> consistently seem to have a kernel locking problem during dump.
> Specifically, if I execute this command:
> 
> 	dump 0uaLCf 64 /dev/null /usr
> 
> Dump consistently stops in Phase IV.

This isn't an amd64-specific problem.  You should ask in
freebsd-current@.  It affect all MP.



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