shivannagaripriyanka
Aug 18, 2022
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k6
k6k6
Load TestingWhat is k6?
It is a developer centric open source load testing tool for testing the performance of your backend infrastructure. It’s built with Go and JavaScript to integrate well into your development workflow.
k6 is a tool in the Load Testing category of a tech stack.
Key Features
Written in Go and JavaScript, built to integrate well into the modern developer workflow and automation pipelinesPrimarily for load testing, it also works for functional testing of APIs and microservices with its powerful JS ES6 based scripting APIStraightforward CLI, sharing many UX aspects with the DevOps tools you already use
k6 Pros & Cons
Pros of k6
- ✓Fits nicely in a CI workflow
- ✓It's code-first
- ✓Open-source
- ✓Test scripts are written in javascript
- ✓Easy to use
Cons of k6
- ✗Requires bundling and transpiling to use npm packages
k6 Alternatives & Comparisons
What are some alternatives to k6?
Apache JMeter
It is open source software, a 100% pure Java application designed to load test functional behavior and measure performance. It was originally designed for testing Web Applications but has since expanded to other test functions.
Gatling
Gatling is a highly capable load testing tool. It is designed for ease of use, maintainability and high performance. Out of the box, Gatling comes with excellent support of the HTTP protocol that makes it a tool of choice for load testing any HTTP server. As the core engine is actually protocol agnostic, it is perfectly possible to implement support for other protocols. For example, Gatling currently also ships JMS support.
Locust
Locust is an easy-to-use, distributed, user load testing tool. Intended for load testing web sites (or other systems) and figuring out how many concurrent users a system can handle.