Performance testing is a type of non-functional software testing that examines how well an application's stability, speed, scalability, and responsiveness hold up under a particular load.
Performance testing is a sort of software testing that verifies that software programs run smoothly under normal conditions. It's a technique for determining system performance in terms of sensitivity, reactivity, and stability under a specific workload.
Performance tests are used to determine the software application's speed, scalability, and stability. Different sorts of Performance tests are used to replicate various user scenarios and learn how apps behave.