Java上下文切换_第2页-阿里云

从Java视角理解系统结构(一)CPU上下文切换

作者：Minzhou 本文是从Java视角理解系统结构连载文章在高性能编程时,经常接触到多线程. 起初我们的理解是, 多个线程并行地执行总比单个线程要快, 就像多个人一起干活总比一个人干要快. 然而实际情况是, 多线程之间需要竞争IO设备, 或者竞争锁资源，导致往往执行速度还不如单个线...

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更新时间 2024-01-23 22:33:03

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