> On 16 Aug 2016, at 03:45, Adrian Chadd <adrian.chadd at gmail.com> wrote: > > Hi, > > ok, can you try 5) but also running with the interrupt threads pinned to CPU 1? What do you mean by interrupt threads ? Perhaps you mean the NIC interrupts ? In this case see 6) and 7) where NIC IRQs are pinned to CPUs 0-11 (6) and 11-23 (7) ? Ben