Apache load test tool

For web application, to test server load is important one to check the performance.

If you have installed apache in your machine, you could use "ab"[apache benchmarking] command to test the server load.

command:
ab -n 100 -c 100 http://abc.com/

Explanation:

ab ---> apache command
-n ---> number of requests
-c ---> number of concurrent requests.

for more info