[ofa-general] IPoIB performance numbers?

Or Gerlitz ogerlitz at voltaire.com
Thu Apr 30 00:43:10 PDT 2009


Arlin Davis wrote:
> Does anyone have IPoIB performance numbers comparing connected versus unconnected modes?
 From my experience using connected mode one can almost saturate DDR 
link (1.9 GBs), I never saw datagram mode yielding such results, but 
when I did the tests LRO was not yet available, so its possible things 
got better. Going beyond DDR bandwith with connected mode may be 
possible as well, e.g with the suggest set of optimized sysctls calls.

Or.




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