From owner-freebsd-net@FreeBSD.ORG  Sun Feb 26 10:32:56 2006
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Date: Sun, 26 Feb 2006 13:32:44 +0300
From: Gleb Smirnoff <glebius@FreeBSD.org>
To: Chris Howells <howells@kde.org>
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	Chris Howells <howells@kde.org>, Jack Vogel <jfvogel@gmail.com>,
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Cc: freebsd-net@FreeBSD.org, Jack Vogel <jfvogel@gmail.com>
Subject: Re: Which motherboards work well with em(4)?
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On Tue, Feb 21, 2006 at 11:51:11AM -0000, Chris Howells wrote:
C> Oh yes sorry, should have clarified that. Correct, it hangs on receive,
C> consistently -- never ever on transmit. Though the conditions to cause it
C> to hang on rx are sadly somewhat unpredictable. I haven't seen the problem
C> really since before Christmas until recently when I've seen it quite a
C> lot. But then again I am transferring more data around at the moment due
C> to trying to recover from a hard disk failure in the 6.1-pre machine.

Can you please try the following, when the card wedges again:

sysctl dev.dev.em.0.stats=1

Then show us the last part of the dmesg output.

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE