Apache Bench Examples

apache_bench.md

Installation:

sudo apt-get install apache2-utils

GET example

ab -n 10 -c 2 http://dummy.restapiexample.com/api/v1/employees

POST example

ab -p ./post.txt -T application/json -H 'Some-Header: value_of_header' -n 10 -c 2 http://dummy.restapiexample.com/api/v1/create

Content of post.txt:

{"name":"test","salary":"123","age":"23","id":"719"}

Parameters dictionary:

 -p : POST a file (post.txt has the JSON data to be POST'ed)
 -H : Add a header
 -T : Set a content type
 -c : no. of concurrent clients
 -n : total no. of requests

This one is useful too. Significantly increases requests/sec
-k : Use HTTP KeepAlive feature

https://blog.getpolymorph.com/7-tips-for-heavy-load-testing-with-apache-bench-b1127916b7b6#1f86