Top 5 Most Useful k6 Extensions

Even though k6 comes with an impressive assortment of built-in modules, there is an additional ecosystem of more than 50 officially supported plugins available for import. These specialized libraries can easily add functionality to support your specific load testing needs. In this brief post, we will cover some of the most useful k6 extensions. xk6-csv – As perhaps one of the most ubiquitous portable data formats, the CSV file has found an essential role in distributingRead More →

ChatGPT and k6

In a recent previous post, we illustrated how generative large language models (LLMs) like ChatGPT can be used to assist development of JMeter tests. In this article, we will show similar concepts on how to use generative AI to accelerate your k6 test development. Getting Started As a prerequisite, you will need to create a ChatGPT account. If you don’t already have one, head over to chat.openai.com and sign up. You will have the option toRead More →

JMeter 5.6.3

With the recent release of JMeter 5.6.3, you now have the option to select this version when running new JMeter tests on RedLine13. In addition to several bug fixes, there are a number of minor improvements and dependency upgrades as well. This release of JMeter is compiled with Java 17 and marks the beginning of the transition to that version of the platform. Future major releases of JMeter will require Java 17. Bug Fixes There areRead More →

Installing k6 Locally to Debug Tests

When developing your k6 tests, you will likely want to debug them before deploying to the cloud. This is especially important as your test grows more sophisticated and becomes more complex, and you will inevitably want confirmation that your test is performing as expected. By installing k6 on your local machine, you can debug your tests in near real-time with direct feedback from the k6 engine. In this brief post, we will show you how toRead More →

k6 vs JMeter

When it comes to load testing, there are two platforms which must be mentioned.  k6 and JMeter have established themselves as the de facto standards in the performance testing space. In this article, we will compare and contrast the features of each, to help you better decide which technology is right for you. A Brief History JMeter was introduced more than 20 years ago, and in that time has become one of the most utilized performanceRead More →

k6 Browser Tests vs. Selenium

The landscape of browser testing has traditionally been dominated by tools such as Selenium which incorporate a real web browser (e.g., Chromium) and orchestrate prepared tasks against a target test site. This differs from other popular load testing frameworks such as JMeter where the basic HTTP requests are sent and the responses directly analyzed. Browser testing confers the advantage of interacting with a website in the same way that a user would. This is achieved byRead More →

Getting Started with k6 Load Tests on RedLine13

As one of the five major test types supported on our platform, RedLine13 offers the ability to run your k6 load tests in the cloud. Tests are defined in k6 using the JavaScript syntax, centered around simplicity and extensibility. It is a developer-centric performance testing tool that affords scalability to test designers for scripting, execution, and analysis of load tests. Since it was introduced, k6 has steadily risen in popularity to become one of the deRead More →

      RedLine13 Pricing Model When you use RedLine13, there is a RedLine13 subscription cost and an AWS cost. RedLine13 generates the load on your AWS servers as you can see in the diagram below. AWS costs are already ridiculously low. One advantage of this is that you have complete control. If you’re running a low number of tests, your AWS costs will be correspondingly low. Another advantage of the load running on your servers,Read More →

Here is a comparison of BlazeMeter vs. RedLine13 for a free subscription and for the different paid subscriptions. We’re going to do more comparisons. Let us know which you’d like to see. FREE PLAN Feature BlazeMeter RedLine13 Price Free Free Tests per Year 10 forever Unlimited Max Test Length 20 minutes 1 day Max Concurrent Users 50 Approx. 250-500(Actual based on 10 vCPUs) Max Concurrent Tests 1 1 Data Retention 1 week 30 days Max LoadRead More →

Google and RedLine13

Here are the step by step instructions for a SAML Configuration with Google and RedLine13. Read more about SAML SSO and RedLine13. Login to your Google Admin account (Not for use with private google accounts) Under Apps, Select ‘Web and Mobile Apps’. Add App -> Add Custom SAML App Add initial app details For logo best to download and use https://pbs.twimg.com/profile_images/639264173994737664/cdMWrI39.jpg Continue to Set Up Page and download IDP MetaData. Click “Download Metadata” and save file, will needRead More →