使用sigar其实很简单,获取CPU信息 内存，网卡、磁盘等信息-This information is available in most operating systems, but each OS has their own way(s) providing it. SIGAR provides developers with one API to access this information regardless of the underlying platform. The

获取本机操作系统，用户名，IP地址，MAC地址，磁盘空间等信息.将信息写入本地文件并上报服务器.-Obtain information such as native operating system, user name, IP address, MAC address, disk space, etc. Write information to local file and report to server