Hi Bruce,

thanks for the very detailed analysis of the ixl sysctls!

On 2015-10-20, at 16:51, Bruce Evans <b...@optusnet.com.au> wrote:
> 
> Lowering (improving) latency always lowers (unimproves) throughput by
> increasing load.

That, I also understand. But even when I back off the itr values to something 
more reasonable, throughput still remains low.

With all the tweaking I have tried, I have yet to top 3 Gb/s with ixl cards, 
whereas they do ~13 Gb/s on Linux straight out of the box.

Lars

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