Chapter 6 – Test Tools
Performance Testing Tool – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A tool that generates a load on a test object and measures its response times and system resource usage during execution.
In simple words
JMeter, Gatling, k6, LoadRunner — drive high load and record response times.
Exam tip
Load-test scripts must follow the operational profile or the results are meaningless.
Related terms
- Performance TestingHow fast, how many users, how stable under load — response time, throughput, resource usage.
- Load TestingSimulate the expected number of users to see if the system copes.
- Operational ProfileA weighted map of how real users spend their time in the system — used to focus testing on high-usage flows.
Practice this term in the ISTQB Mock Test
40 CTFL v4.0 questions, 60-minute timer, instant scoring and chapter-wise breakdown.
Practice in Mock Test