All articles ← Knowledge Base Adding Team Members Advanced login w dynamic data extraction/correlation Analyze and interpret results Automating load testing with the Load Impact API Before you begin - Load test preparations Behaviour table Browser Emulation Calculating the number of Virtual Users (concurrent users) to test Case study: Brille24 Case study: J. Walter Thompson Case study: POSSIBLE Case study: ROKKAN Case study: Ushahidi Common problems when running load tests Conditional logic Considerations for Tests with a large number of Virtual Users Create a test Create a user scenario Delay between requests Different types of ramping configurations Different types of website performance testing Do I get my credits back if I abort a test? Do the simulated clients in a test cache objects that are loaded? Emulating a specific browser Emulating user behaviour Getting Started with k6 tests in Load Impact How can I get an invoice for the purchase? How can I open my firewall to Load Impact traffic only? How can I set cookies in Load Impact? How do I configure my proxy settings for the Proxy Recorder? How do I correlate data like with Loadrunner? How do I create new result metrics? How do I get information about the load test context from a script? How do I interpret test results? How do I interpret the performance trend analysis graph? How do I override public DNS? How do I print debug messages from a script? How do I test a site where you need to login? How do I use parameterized data? (Data stores) How do I use the Chrome Extension to record user scenarios? How do you prevent abuse of the service? How does the Auto-generate feature work? How does the Data Retention subscription work? How to Configure Custom Metrics for Server Monitoring Agents How to get your AppDynamics Metrics into Load Impact Test Results How to Install Server Monitoring Agents (CentOS) How to Install Server Monitoring Agents (Ubuntu) How to load test a mobile site or app How to load test an API How to never use the same user login twice in a test HTTP Basic/Digest/NTLM authentication HTTP Headers Insights Overview Insights: Analysis View Insights: Breakdown Structure Insights: Filters Insights: Performance Status Insights: Running k6 in Docker on Windows Load Impact’s definition of concepts and terminology Load resources Load Script API Reference Guide Load Testing with Bluemix and Load Impact Load testing with Postman Lua Gotchas Monitoring New Relic Metrics While Running a Load Test Notifications Organizations Projects Public URL - Sharing Test Results Random URL from a data store Random user login using HTTP POST Running a test that requests a large amount of URLs (500+) Scheduling tests Scripting introduction Server Monitoring (formerly Server Metric Agents) Tutorial Simple crawl of website Simple login using HTTP POST Simulating browser behavior Simulating complex user behavior Simulating realistic load using Load Impact Smart Performance Analysis String handling Test Aborted by System Test result introduction Testing a checkout or e-commerce process Testing a JSON API Testing a site with CSRF token or VIEWSTATE Testing a SOAP API Testing a system that requires uploading a file Thresholds URL grouping Verifying resource contents What are pay-per-test credits used for? What are Requests Per Second, RPS? What are Virtual Users, VUs? What does the map show? What does the validation function do? What IP addresses do Load Impact use to generate load? What is a test configuration? What is a user scenario? What is Load Impact’s default sleep time? What is the CSV export format? What is the option to add extra IP addresses for? What is the Proxy Recorder and how does it work? What metrics are reported for a URL? What status codes are there? What's next? Where do you generate the load/traffic from? Why doesn't the Proxy Recorder work? Why is "VU Load Time" not showing in my results graph? Why is my response body empty? Why is the load time I am experiencing different from the test result? Why should I clear my cache when using the Proxy Recorder? Will load testing transactions show up on Google Analytics?