一直以为Android里的匿名共享内存和linux里的共享内存有点亲戚关系。
我觉得这一切都要追根溯源一下，这样可能更容易了解一下。最初的程序是没有操作系统啊，内核啊这种概念的，所有的事情都得自己来干，包括如何访问外设，如何调度任务，如何分配内存，这样有个好处是灵活，坏处就是写代码累啊，事无巨细啥都自己干，程序员本来就够忙的了。：）
利用shadowsocks建立一个局域网内的vpn server
这里利用了两篇文章
http://blog.csdn.net/zcq8989/article/details/50545078
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From Michael’s Rose Minimal Mistakes.
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