[ofa-general] Re: [PATCH 1/4] ib/ipoib: specify TClassand FlowLabelwith PR queries for QoS support

[Michael S. Tsirkin]

> If you want to use the 1k is fast feature of a tavor then I was under
> the impression that was done under a reduced IP interface MTU?

AFAIK tavor only works better with 1K MTU with connected transport types.
With UD, the overhead of extra WRs seems to outweight the speedup
we get from hardware.

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MST