[jeffbee]

Google regularly runs these at 100%. According to the B4 paper:

"""These features allow many B4 links to run at near 100% utilization and all links to average 70% utilization over long time periods, corresponding to 2-3x efficiency improvements relative to standard practice"""

[fomine3]

How they increase efficiency by using it at 100%? They would stop some lines at night?

[dilyevsky]

Haven’t read the paper yet but guessing just start egressing from random pops on the way when the pipes are full