Install the stress testing tool AB and centos separately.

Install the stress testing tool AB and centos separately.
The self-contained stress testing tool Apache Benchmark (AB) in the Apache installation package is easy to use. Here, AB is used as the stress testing tool.

1. Independent Installation

To run AB, you must rely on the apr-util package. The installation command is:

1	yum install apr-util

Install the yumdownload tool dependent on yum-utils

If the yumdownload command is not found

1	yum install yum-utils

Run the following command after installation.

1

cd /opt

2	mkdir abtmp

3

cd abtmp

4	yum install yum-utils.noarch

5	yumdownloader httpd-tools*

6	rpm2cpio httpd-*.rpm | cpio -idmv

The independent AB executable file can be obtained after unzipping.

After the operation is complete, a usr directory AB file will be generated in this usr directory.