监控工具nmon

nmon是一款很好的unix、linux下的系统性能监控工具.nmon was designed more than 20 years ago.

1、nmon c/m/d/n/p/h/r

2、下载网址为：
http://www.ibm.com/developerworks/wikis/display/WikiPtype/nmon
http://nmon.sourceforge.net

3、dstat工具
http://pkgs.repoforge.org/dstat/

4、nmon -V查看版本，安装方法

CentOS: yum -y install nmon

debian: apt-get install nmon

5、njmon

njmon is like nmon but collects a lot more performance and configuration data and outputs in JSON format ready for immediate uploading to a performance stats database for near real-time graphing by online graphing tools. There is a version of njmon for AIX and another njmon for Linux.

6、nmonchart

nmonchart is a Korn shell script for AIX or Linux
to convert nmon collected files to a webpage (.html)

nmonchart <nmon-file> <output-file>.html

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