2 minutes read

Why is Apache JMeter very slow when creating and running load tests?

If you just downloaded and opened Apache JMeter and the UI it feels very slow, here are some items you can follow to make Apache Jmeter GUI move faster.

Increase the Apache JMeter Heap Size

  1. Apache JMeter is a Java application, this means you have to increase the Java Virtual Machine initial heap size and maximum heap size
  2. The easiest way to increase the heap sizes is to edit the jmeter.bat file and add the following line:
JMeter.bat file to edit in order to change the heap size

With JMeter Cloud Load Testing Tool from LoadFocus, you can upload your Apache JMeter test scripts (.jmx files), run and analyse JMeter results from multiple world locations, everything in an easy to use UI.

How fast is your website? Free Website Speed Test