[ofa-general] Re: [PATCH 3 of 3] ipoib/cm: separate comp vectors to RX/TX

Roland Dreier rdreier at cisco.com
Thu May 3 11:39:43 PDT 2007


 > Enhance ipoib to use multiple completion vectors if available.
 > On mthca, this increases netperf BW by some 5% with
 > same or lower service demand.

I wonder if this is the best way to use multiple vectors in IPoIB.
Shirley has pointed out that right now we can't scale to both ports on
2-port adapters because both ports end up using the same interrupt.
So maybe we want to target each port to separate completion vectors
when available?

 - R.



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