On Fri, 20 May 2016, Jonathan Morton wrote:
On 20 May, 2016, at 20:01, Rick Jones <rick.jon...@hpe.com> wrote:
But I haven't seen that EMSGSIZE happen with netperf UDP tests - could be
though I've never run them in an environment which triggered PTMUD.
It’s entirely possible that netperf and/or iperf3 are (ab)using the
IP_MTU_DISCOVERY socket option mentioned.
iperf3 defaults to a mss of 1200 bytes, well below the MTU
David Lang
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