[ofa-general] Re: IPoIB enhancements

Roland Dreier rdreier at cisco.com
Tue Mar 18 11:30:00 PDT 2008


 > I have two patches that do (1) use two CQs for IPoIB - one for the send
 > side and one for the receive side and (2) use unsignaled QP. Both
 > patches apply for UD mode. In addition they never arm the CQ used for
 > send packets - instead they do polling after sending a packet. the
 > patches are already in used in OFED 1.3 and they provide significant
 > improvement of message rate when sending small UDP packets. For example,
 > on may machine throughput increased from ~300 Mbps to ~500 Mbps for 128
 > bytes UDP packets. I have the patches ready for ofed and I can generate
 > them for your for-2.6.26 branch. Would you like me to send them for
 > review in the next couple of days or do you prefer me to send them a bit
 > later?

Please send them whenever they are ready.



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