Some references on Approximate Fair Drop (AFD), first described in this paper:
- "Approximate Fairness through Differential Dropping", Rong Pan, Lee Breslau, Balaji Prabhakar, and Scott Shenker, ACM Computer Communications Review, Volume 33, Number 2, April 2003, https://people.eecs.berkeley.edu/~istoica/classes/cs268/10/papers/afd.pdf
Also mentioned in many other papers, of which the below are a sample of two that I found and selected somewhat arbitrarily.
-
"AF-QCN: Approximate Fairness with Quantized Congestion Notification for Multi-tenanted Data Centers", Abdul Kabbani, Mohammad Alizadeh, Masato Yasuda, Rong Pan, and Balaji Prabhakar https://people.csail.mit.edu/alizadeh/papers/afqcn-hoti10.pdf
-
"Controlling software router resource sharing by fair packet dropping", Vamsi Addanki, Leonardo Linguaglossa, James Roberts, and Dario Rossi, https://perso.telecom-paristech.fr/drossi/paper/rossi18networking.pdf
This link appears to be a Ph.D. student's implementation of AFD intended for exeution in the Linux kernel: