https://answer.freetools.me/tags/rcu/ Recent content in RCU on Answer Hugo -- 0.152.2 zh-cn Fri, 06 Mar 2026 07:48:44 +0800 https://answer.freetools.me/%E6%97%A0%E9%94%81%E7%BC%96%E7%A8%8B%E7%9A%84%E5%86%85%E5%AD%98%E5%9B%B0%E5%A2%83%E4%B8%BA%E4%BB%80%E4%B9%88%E6%9C%80%E9%9A%BE%E7%9A%84%E7%AB%9F%E4%B8%8D%E6%98%AF%E7%AE%97%E6%B3%95%E6%9C%AC%E8%BA%AB/ Fri, 06 Mar 2026 07:48:44 +0800 https://answer.freetools.me/%E6%97%A0%E9%94%81%E7%BC%96%E7%A8%8B%E7%9A%84%E5%86%85%E5%AD%98%E5%9B%B0%E5%A2%83%E4%B8%BA%E4%BB%80%E4%B9%88%E6%9C%80%E9%9A%BE%E7%9A%84%E7%AB%9F%E4%B8%8D%E6%98%AF%E7%AE%97%E6%B3%95%E6%9C%AC%E8%BA%AB/ 深入解析无锁编程中内存回收的核心难题。从ABA问题的底层原理，到Hazard Pointers、Epoch-Based Reclamation、RCU等五大内存回收技术的设计权衡。基于Maged Michael的经典论文、Trevor Brown的DEBRA研究、Crossbeam的实现经验，揭示这个被称为"共享内存并发中最困难的开放问题"的技术本质。