[Beowulf] Dual Xeon gigabit issues
Douglas Eadline, Cluster World Magazine
deadline at linux-mag.com
Wed Jan 14 15:52:39 EST 2004
On Wed, 14 Jan 2004, Joshua Baker-LePain wrote:
> I just moved two dual Xeon servers into a new home. One of them refuses
> to see a network link, before or after the machine boots. The only
> difference in them is a slight revision in the motherboard: the one that
> links has a Supermicro X5DPE-G2 (e7501 chipset), and the one that doesn't
> has a SM P4DPE-G2 (e7500). Both have the same onboard network chip (Intel
> 82546EB -- dual port gigabit). They're connected to a Cisco Catalyst
You might first try looking for any messages in /var/log/messages
when you load the driver module. I assume you are using e1000.o.
Are the versions identical on both systems ?
The output from things like
may be a good place to start. BTW, with Intel chips-sets showing link to a
switch does not necessarily imply that the kernel module is working.
> The box *will* link when connected to a 100Mb switch. I also hooked it
> up to a Dell 5224 (gigabit) switch that I have, and it found a link after
> about 10 seconds.
> Any ideas? I've already tried flashing the BIOS and playing with mii-tool
> a bit.
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