On 3 July 2018 00:07:48 CEST, Georgios Amanakis <gamanakis at gmail.com> wrote: >I can reliably achieve 40-70gbit/s using veth on Xeons and i7s, but I >cannot reproduce the crash. Thanks for testing! My hunch is that this has something to do with the way mlx5 uses multiple receive queues (and thus multiple CPUs). Which is probably different from veth... -Toke