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Date: Wed, 26 Oct 2011 22:07:39 +0800
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From: Adrian Chadd <adrian@freebsd.org>
To: Emil Muratov <gpm@hotplug.ru>
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Cc: freebsd-net@freebsd.org, Hooman Fazaeli <fazaeli@sepehrs.com>,
	Jack Vogel <jfvogel@gmail.com>, Jason Wolfe <nitroboost@gmail.com>,
	Mike Tancsa <mike@sentex.net>
Subject: Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX
	enabled
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On 26 October 2011 21:47, Emil Muratov <gpm@hotplug.ru> wrote:

> Hi All,
> I've got almost the same problem with intel 82574L based nic. My platform is
> nvidia ion running Atom 1.6 and nic is an external PCI-express adapter.
> Unlike Jason's case mine is always stuck in receiving traffic, it's Ierrs
> increasing while Ipkts not. Thanks to Jason's script I can see those locks
> and interface flapping every several hours. My system is not a heavy loaded
> server but just a home nas/router, usually routing at 100 mbps or less.
> Nither disabling MSIX nor tuning txd rxd doesn't help me.
>

Hi,

When this occurs, does this completely lock up with RX traffic? Ie,
_no_ valid RX traffic occurs?
If so, does the error count increase 1:1 with what traffic you're
trying to send to it?




Adrian