em0 hangs without any messages like "Watchdog timeout", only down/up reset it.

Mike Tancsa mike at sentex.net
Mon Feb 7 12:22:19 UTC 2011

On 2/6/2011 4:40 PM, Lev Serebryakov wrote:
> Hello, Freebsd-stable.
>   It hangs under load without any output. When it works with POLLING, it
> prints "Watchdog timeout" and reset automatically several times a day,
> but without POLLING it simply hangs with same frequency. It is
> 8.2-PRERELEASE (from RELENG_8), cvsupped AFTER 22 Jan (last commit to
> e1000 drivers family).
>   Locally system works, but mbufs are overfilled. "ifconfig em0 down
> && ifconfig em0 up" solves problem.

In non polling mode, do you have any special network or driver settings
in /boot/loader.conf or /etc/sysctl.conf ?


Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike at sentex.net
Providing Internet services since 1994 www.sentex.net
Cambridge, Ontario Canada   http://www.tancsa.com/

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