本文创作动力：
某群老哥搞得nmon，据说挺好用，今天心情海星，搞搞玩一下，嘻嘻嘻
nmon是一款免费的Linux系统监控工具
在做性能测试的时候会监测服务器资源情况
使用nmon工具还是比较方便的，下面先看个演示图
下面开始
由于是centos7环境下，故通过yum方式处理
cat /etc/redhat-release
yum provides nmon
yum -y install nmon
然后直接nmon即可愉快玩耍
nmon
------------------------------ x
x _ __ _ __ ___ ___ _ __ For help type H or ... x
x | '_ \| '_ ` _ \ / _ \| '_ \ nmon -? - hint x
x | | | | | | | | | (_) | | | | nmon -h - full details x
x |_| |_|_| |_| |_|\___/|_| |_| x
x To stop nmon type q to Quit x
x ------------------------------ x
x x
x CentOS Linux release 7.2.1511 (Core) VERSION="7 (Core)" x
x Vendor=AuthenticAMD Model=AMD EPYC 7K62 48-Core Processor x
x MHz=2595.124 bogomips=5190.24 lscpu:CPU=1 Little Endian x
x ProcessorChips=1 PhyscalCores=1 Sockets=1 Cores=1 Thrds=1 x
x VirtualCPUs =1 MHz=2595 max=0 min=0 x
x x
x Use these keys to toggle statistics on/off: x
x c = CPU l = CPU Long-term - = Faster screen updates x
x C = " WideView U = Utilisation + = Slower screen updates x
x m = Memory V = Virtual memory j = File Systems x
x d = Disks n = Network . = only busy disks/procs x
x r = Resource N = NFS h = more options x
x k = Kernel t = Top-processes q = Quit
本文到此结束！
更多精彩，敬请期待！