Periodic xl watchdog timeouts on 6.2-RELEASE

José García Juanino jjuanino at
Sat Mar 10 08:11:54 UTC 2007

El sábado 10 de marzo a las 02:45:23 CET, Brian J. Conway escribió:
> I'm trying to track down a watchdog timeout that shows on average once a
> day, usually at a random time when idle.  The system has two 3c905C NICs
> and does ipfw+natd duty with a couple services, and spends most of its
> time idle, both CPU and bandwidth-wise.  Nothing out of the ordinary
> happens when saturating my cable connection at ~8 Mbps, be it with HTTP or
> 100+ BitTorrent connections.  However, I'll randomly see in the logs
> during quieter times:
> Mar 10 00:04:46 imogen kernel: xl0: watchdog timeout
> Mar 10 00:04:46 imogen kernel: xl0: link state changed to DOWN
> Mar 10 00:04:48 imogen kernel: xl0: link state changed to UP
> ( ................ )

I had exactly the same problem in my acpi-blacklisted motherboard. I
disabled acpi and the errors vanished. In my case, this error was not
related with NICs, but exclusively with the motherboard.

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