Blog

Advanced Load Testing - Granularity

JMeter Reports default to a granularity of one minute. That granularity could be a problem. This post will talk about Advanced Load Testing – Granularity in your JMeter Reports. Did you know JMeter Reporting Dashboard allows you to control your granularity? See the Apache docs for all of the details. There are lots of adjustable settings, so why is granularity so important. Example: Advanced Load Testing – Granularity One of our RedLine13 customers shared a simpleRead More →

Load Testing Troubleshooting

Anyone who has done load testing knows it’s a lot more than creating a script and running it. There are going to be times when it requires what we call ‘Advanced Load Testing Troubleshooting’. Here is a real case of a RedLine13 customer who was trying to figure out what was causing an unusual load testing graph result. The issue was the graph Percentiles per Page Response Time graph. But sometimes the problem we see isRead More →

Million Concurrent User Load Testing

Load testing with a high concurrent user count can be challenging in many ways. This post will tell you about how one team did it with one million concurrent user load testing and the challenges they faced. Requirements Thinklogic, a Los Angeles based consulting firm specializing in web development and custom business software solutions, was tasked with quickly building and testing a highly scalable web-based application. The high level application functionality consisted of: User account creationRead More →

This is one of our most popular blog posts – File Uploads. Check out a new section #3: Adding Parameters to your HTTP Request. Read below for lots of great information. There are many cases of testing performance of API Endpoints for file uploads. We chose to demonstrate scaling out such a test building our load test plan in JMeter. JMeter supports file uploads natively within the HTTP Request, and Redline13 supports attaching files to your test plan.Read More →

Real-time RedLine13 Graphs

This is one of our most popular blog posts. We’ve updated it again with information you may not know about with real-time RedLine13 graphs. RedLine13 graphs are aggregated from all load tests and can be viewed in real-time. What if you want to see specific time? It’s easy. Just select the time slice in the graph and see it immediately. Check out some of the updates to graphs that we highlighted in the past. After hearingRead More →

This is one of our most popular posts – JMeter Capturing Full Output. We’ve updated the post with new and updated content with the help of contributor Mustafa Mahir Kaplancı. See the updates at the end of the post. While running a distributed Apache JMeter test how can you capture the full output instead of just performance results? The following steps will show how to do what we call JMeter Capturing Full Output.. One is because ofRead More →

Here are some questions we’ve received on a common topic: how to whitelist IP addresses for load testing. Q: We are using the Redline13 Basic Subscription for load testing and would like to know the Public IP’s that we need to whitelist for the test to be successful. A: It sounds like your application is behind a whitelist and you need the load agents to be able to connect to it.  The simplest way is toRead More →

Our summer intern, Eric Kinner, submitted this blog post. With my RedLine13 internship coming to a close, now is the time to reflect on my experience here. Going into this internship, I only had the knowledge that my college classes had afforded me. I had experience coding in Java from my courses, some HTML and CSS knowledge from my own personal projects, and a little bit of exposure to PHP through my database class. Simply put,Read More →

RedLine13 Partners - AWS Advanced Technology Partner

Many companies are struggling with the need for comprehensive load testing, the cost of load testing and limited budgets. This post will tell you about something you may not have considered: Load Testing with AWS Spot vs On-Demand Instances. To begin with, RedLine13 understands the high cost of load testing. If you don’t know the RedLine13 story, that’s what led us to create RedLine13 for our own testing. There are many different types of load testingRead More →

Stockholm AWS Region for Load Testing

AWS announced that the AWS Europe (Stockholm) Region is now open. RedLine13 announces that you can use RedLine13 in the Stockholm AWS Region for Load Testing. The Stockholm Region joins Frankfurt, Ireland, London and Paris as the fifth AWS Region in Europe, and the 20th AWS Region worldwide. The AWS Europe (Stockholm) Region consists of three Availability Zones and with this launch, the AWS Global Infrastructure now offers 60 Availability Zones worldwide, serving customers in overRead More →