Need some web application performance measurement tool.. Can you guys suggest me some better ones..
Purpose: First, app is built on Lumen and Dashboard is built upon Lar
There is quite a number of free load testing tools and the absolute majority of them supports HTTP protocol so feel free to choose any.
Regarding JMeter and Locust, if you can develop code in Python - go for Locust as you won't have to learn new things and will be able to start right away.
If your Python programming skills are not that good I would recommend reconsidering JMeter as it is not that complex at all:
If above points sound promising check out JMeter Academy - the fastest and the most efficient way of ramping up on JMeter as of now.