本篇文章主要记录了共享内存映射的概念、原理,以及使用mmap()来建立匿名映射、有名映射的方法,以及通过该种方法实现进程间通信。 本篇文章许多概念相关知识参照于本篇文章。 1 共享内存概念共享内存可以说是最有用的进程间通信方式,也是最快的IPC形式, 因为进程可以直接读写内存,而不需要任何数据的拷贝 …
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