[ofw] Need for IB code example

Hefty, Sean sean.hefty at intel.com
Wed Nov 18 14:52:28 PST 2009


>I need examples for send/receive 8 Kb data frames over IB between 2 hosts (for
>Windows). Interesting only real IB not IPoIB. When I'm trying to send and
>receive data frames (based on examples in drivers distributive) on IB maximum
>speed was 4 Gb/s. Link speed of IB adapters - 20 Gb/s. Is it realy to get such
>performance on Windows Server 2003 x64? What max performance realy to get?
>Where I can get more information about link establishment and data change
>process over IB (and also some sorces)?

Have you looked at and tried running the performance tests that are available?  See tests/perftest and tools/perftests for 2 set of tests.  The test sets differ in the underlying interfaces that they call, but are otherwise similar.



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