+1 to Jared. I’ve seen people not account for this when sizing CoS as well on Juniper.
-Eddie > On Jul 16, 2018, at 11:08 AM, Jared Mauch <ja...@puck.nether.net> wrote: > >> On Mon, Jul 16, 2018 at 01:02:28PM -0500, Dan White wrote: >> We've found that running windows in safe mode produces better results with >> Ookla. And MACs usually do better as well. We've gotten >900mb/s with those >> two approaches. > > I've seen engineers even forget to account for differing behaviors > of vendors, eg: Juniper doesn't display the layer-2 header counters > > This means a 920Mb/s link may actually be 100% once you add back in > ethernet framing. Remind folks that they are seeing the TCP/UDP throughput > and there is ethernet + IP headers involved. > > - Jared >