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SubjectRe: e1000 full-duplex TCP performance well below wire speed
Hi Bill,

>>> I see similar results on my test systems
>>
>> Thanks for this report and for confirming our observations. Could you
>> please confirm that a single-port bidrectional UDP link runs at wire
>> speed? This helps to localize the problem to the TCP stack or interaction
>> of the TCP stack with the e1000 driver and hardware.
>
> Yes, a single-port bidirectional UDP test gets full GigE line rate
> in both directions with no packet loss.

Thanks for confirming this. And thanks also for nuttcp! I just
recognized you as the author.

Cheers,
Bruce


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