说明：  java最普遍使用的服务器监控方案。附件中包含demo和sigar。能够获取服务器内存、IP、CPU、IO、MAC地址、操作系统等信息；linux和windows都支持，需要将对应的文件放到服务器指定的文件夹下
(Java is the most popular server monitoring scheme. Demo and sigar are included in the attachment. It can obtain server memory, IP, CPU, IO, MAC address, operating system and other information; Linux and windows support it, and the corresponding files need to be placed in the folder specified by the server)