60 ms cross-continent

Saku Ytti saku at ytti.fi
Sat Jun 20 17:56:59 UTC 2020


On Sat, 20 Jun 2020 at 20:52, Wayne Bouchard <web at typo.org> wrote:

> And thus far, no one has mentioned switching speed and other
> electronic overhead such as the transceivers (that's the big one,
> IIRC.)

This will be something from tens of meters (low lat swich), to few
hundred meters (typical pipeline),  to 2km delay (NPU+FAB+NPU) per
active IP device. If that is a big one, I guess it depends, cross
atlantic, no, inside rack, maybe.

-- 
  ++ytti


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