- tags: Network,Bufferbloat,AQM
CoDel
Links to this note
Controlling Queue Delay
tags: CoDel,Network source: “Controlling Queue Delay - ACM Queue.” Accessed January 11, 2022. https://queue.acm.org/detail.cfm?id=2209336. Bufferbloat What is the bufferbloat? In the internet, large buffer is used everywhere: PC Router/Swtich/ISP Server The large may cause delay. Why the bufferbloat still with us and made increaingly critical by two trends? Cheap memory. Complicate network paths. How to sloves the problem? AQM(active queue management) is the known solution, but it’s difficult to implement, so even it has been known two decades but still not been widely deployed....
Networking 101: Primer on Latency and Bandwidth
tags: High Performance Browser Networking,Network Defination: Latency - Time cost between sending and receiving, lower is better. Bandwitdh - throughtput, higher is better. Things affect to Latency: Distance of fiber, Speed of Light, that could be optimized by CDN. Bufferbloat of router, large buffer make queue delay, addressed by CoDel. ISP gateway.