Learning from Apache AB performance testing tools

At present, most testers like to use Loadrunner with a graphical interface as a web performance testing tool. In fact, there are many open-source performance testing tools on Linux systems that are very small and open-source products. It is a good choice for testers. In the past, we used the AB tool for some time during web performance testing,

At present, most testers like to use Loadrunner with a graphical interface as a web performance testing tool. In fact, there are many open-source performance testing tools on Linux systems that are very small and open-source products. It is a good choice for testers.

In the past, we used the AB tool for some time during web performance testing, but we haven't sorted it out, so we haven't accumulated any knowledge.

(1) AB tool location

Generally, it is in the bin directory of Apache, but it is not excluded from other directories. Currently, I am using Ubuntu Server 11.04 and The apache2 installed with apt-get, AB is not in the directory of apache2, but in the directory of/usr/bin. See