Martin Braid·Feb 28Gas pedal or brake? TCP’s outdated congestion control. Cubic, BBR, and all that.It should be a gas pedal in your computer, but it is usually a brake. Hidden deep within its inner workings is an algorithm. It controls…
Tom Herbert·Aug 31, 2025The fast path/slow path mirageDividing processing into a fast path and slow path is a common design technique to optimize the common case — we show it’s not all rosesA response icon2
Andrew Zuo·Feb 24, 2025Computers Are Getting SlowerThere is an old saying that goes, “What Andy giveth Bill taketh away.” It is referring to Andy Grove, former CEO of Intel, and Bill Gates…A response icon15
Tom Herbert·Feb 23, 2025The alphabet soup of receive packet steering: RSS, RPS, RFS, and aRFSWe explore receive packet steering (the good and the bad) and the four basic mechanisms of RSS, RPS, RFS, and aRFSA response icon1
