自动计算本机当前的内存的负载率情况，这可以为需要编写自组织网络程序的编程人员提供当前本机的内存使用情况，从而做出该让网络中哪一机器为外界做出服务-Automatically calculate the local current memory load rate, which can be prepared for the necessary self-organizing network programming to provide the current memory usage of th