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This article mainly introduces how to use nmon monitoring, the article is very detailed, has a certain reference value, interested friends must read it!

The nmon tool, which provides monitoring and analysis of performance data for AIX and Linux performance experts, is more powerful and comprehensive than the top command, including:

CPU utilization rate

Memory usage

Kernel statistics and run queue information

Disk Icano speed, transfer and read / write ratio

Free space in the file system

Disk adapter

Network Icano speed, transmission and read / write ratio

Page space and page speed

CPU and AIX specifications

Processes that consume the most resources

IBM HTTP Web caching

User-defined disk group

Computer details and resources

Asynchronous IPUBO, for AIX only

Workload Manager (WLM) for AIX only

IBM TotalStorage ®Enterprise Storage Server ®(ESS) disk for AIX only

Network File system (NFS)

Dynamic LPAR (DLPAR) changes, only for pSeries P5 and OpenPower for AIX or Linux

It also includes a gadget for generating xls files with graphics from the output of nmon.

One: download this software from the Internet and install it as follows:

Unzip nmon_x86_12a.zip (available for various linux versions after unlocking)

Chmod 777 nmon_x86_rhel52

Second: how to use it

Command

. / nmon_x86_rhel52-f-s 30-c 120 > > Linux_$date_ip.nmon (user05_110421_1601.nmon)

Below:-f output file;-s interval;-c times taken > > written to the specified document

III: analysis of documents

Convert the nmon result to an csv file with the following command:

Sort user05_110421_1601.nmon > user05_110421_1601.csv

The user05_110421_1601.csv file can be generated in the current directory. We download this file to the local user05_110421_1601.csv file via sftp or scp and convert it into graphic result analysis.

Four: use nmon analysis tool

The next step is to use the nmon analyser.xls tool to generate the csv file into the excel file

1. Download the nmon analyser.xls tool

2. Open the nmon analyser.xls tool

3. Adjust excel macro security: tools-Macros-Security

(select) Security level: low

(check above) Trust all installed add-ons and templates

(check above) Trust access to the Visual Baisc Project

4. After the modification, OK-close nmon analyser.xls and reopen it.

5. Click the Analyse nmon data button, load the previously downloaded user05_110421_1601.csv file, and you can see the graphical analysis results.

The above is all the contents of the article "how to use nmon Monitoring". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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