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How much expensive is Arc vs Rc? Arc의 Cost는 얼마나 많은 Cost를 지불하는지 에 대한 논문코딩Coding/Rust❤️Optimization❤️ 2022. 9. 25. 04:46728x90
https://users.rust-lang.org/t/how-much-expensive-is-arc-vs-rc/48756
How much expensive is Arc vs Rc?
We know that because Rc does not need to be thread safe and Arc needs to be thread safe, Arc needs to use concurrent primitives and thus is in theory more expensive. However, I believe most modern CPUs have atomic cmp/swap, atomic inc, or atomic dec. Thus,
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