X下云
背景 2022 年 10 月 27 日马斯克以 440 亿美元完成 Twitter私有化交易并改名X.com，整整一年过去后，X的工程架构也发生巨大的变化，今年10月27日X工程团队发表了一个推文，总结一年的巨大变化，我觉得这个帖子很有代表性，给所有做engineering的同学新的启发。 原文 https://twitter.com/XEng/status/1717754398410240018 This has been a year full of engineering excellence that sometimes can go unnoticed. Besides all the visible changes you see on our app, here are some of the most important improvements we have made under the hood. Consolidated the tech stacks for For you, Following, Search, Profiles, Lists, Communities and Explore around a singular product framework. Completely rebuilt the For you serving and ranking systems from the ground up, resulting in a decrease 90% reduction in lines of code from 700K to 70K, a 50% decrease in our compute footprint, and an 80% increase in the throughput of posts scored per request....