On Mon, Nov 2, 2015 at 12:56 PM, Darren Tucker <dtuc...@zip.com.au> wrote: > Not that I have seen, but I don't know what the limiting factor is. > iperf will push ~500Mbit/s from userspace (mtu 1500) [...] > I also notice dlg just made the following change to sys/dev/ic/re.c > which will probably make a difference (this change is not on the > device I tested):
I reran the test with dlg's change and the iperf output rate went up to ~535Mbit/s with a couple of percent of idle cpu. I should update my interrupt mitigation diff and see if that helps further. -- Darren Tucker (dtucker at zip.com.au) GPG key 8FF4FA69 / D9A3 86E9 7EEE AF4B B2D4 37C9 C982 80C7 8FF4 FA69 Good judgement comes with experience. Unfortunately, the experience usually comes from bad judgement.