[Bloat] Researchers discover major roadblock in alleviating network congestion

Bjørn Ivar Teigen bjorn at domos.no
Thu Aug 4 08:21:19 EDT 2022


Interesting article from MIT:
https://news.mit.edu/2022/algorithm-computer-network-bandwidth-0804

The paper can be found on Venkat Arun's website:
https://people.csail.mit.edu/venkatar/

Main take-away (as I understand it) is something like "In real-world
networks, jitter adds noise to the end-to-end delay such that any algorithm
trying to infer congestion from end-to-end delay measurements will
occasionally get it wrong and this can lead to starvation". Seems related
to Jaffe's work on network power (titled "Flow control power is
non-decentralizable").

Thoughts?

-- 
Bjørn Ivar Teigen
Head of Research
+47 47335952 | bjorn at domos.no <name at domos.no> | www.domos.no
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