nmon工具是一个收集AIX或Linux主机的性能数据，并分析的工具，使用简单易用。nmon工具可以在一个屏幕上显示所有重要的性能优化信息，并动态地对其进行更新。它并不会消耗大量的 CPU 周期，通常低于百分之二。-nmon tool is a collection of AIX or Linux host of performance data, and analysis tools, easy to use. nmon tool can be displayed on the screen in a performance optimization of all important information, and dynamically update it. It does not consume a large amount of CPU cycles, usually less than 2 .