em(4) stops passing data

[Michael Conlen]

On Jul 26, 2005, at 12:03 PM, Chris Howells wrote:

>
> On Tue, July 26, 2005 3:39 pm, Claus Guttesen said:
>
>
>> I applied the em-patch that was announced a few days ago to two
>> servers with an Intel em-gbit-nic resetting during load. It's only
>> been running for one day so I don't know whether my problem is gone.
>> But so far I haven't seen any regression. The servers are  
>> connected to
>> a Dell-switch.
>>
>
> Doesn't fix the problem for me regrettably :( I can reproduce the  
> problem
> within seconds of starting a large file transfers. I got the  
> ethernet card
> from eBay but I've ordered a brand new one to try -- I wonder if  
> there's
> any chance it could be faulty.

I often find that if I have a cable that is less than perfect the  
card will seem to work but with some heavy load the switch takes the  
port down and it stays down until I ifconfig down & up the interface.  
In every instance replacing the cable takes care of the problem.

--
Michael Conlen