Maximizing the Performance of an Ethernet NIC Interface

There are many ways to maximize the performance of your Ethernet NIC interface, and there are a few tools that are valuable in achieving that. The ndd parameters and kernel statistics provide a means to get the best out of your NIC. But there are some other tools for looking at the system behavior and establishing if more tuning can be achieved to better utilize the system as well as the NIC.

The starting point for this discussion is the physical layer because that layer is the most important with respect to creating the link between two systems. At the physical layer, failures can prevent the link from coming up. Or worse, the link comes up and the duplex is mismatched, giving rise to less-visible ...

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