bithacksA lovely doc popped up on Hacker News yesterday:
"Semaphores in Plan 9" by Sape Mullender and Russ Cox https://swtch.com/semaphore.pdf
Not much but a great textbook-level reminder on different synchronization mechanisms and their performance. The foundational one that people tend to forget about is P9's Rendezvous. So where's the Rama?
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