Many large-scale software systems must service thousands or millions of concurrent
requests. These systems must be load tested to ensure that they can function correctly under …

A goal of performance testing is to find situations when applications unexpectedly exhibit
worsened characteristics for certain combinations of input values. A fundamental question of …

The goal of a load test is to uncover functional and performance problems of a system under
load. Performance problems refer to the situations where a system suffers from unexpectedly …

Many software applications must provide services to hundreds or thousands of users
concurrently. These applications must be load tested to ensure that they can function …

In this dissertation we report on our main research contributions dealing with Model-Based
Testing of Dynamic and Distributed Real-Time Systems, performed during the last ten years …

Performance problems pose a significant risk to software vendors. If left undetected, they can
lead to lost customers, increased operational costs, and damaged reputation. Despite all …

With the advancement in network bandwidth and computing power, multimedia systems
have become a popular means for information delivery. However, general principles of …

Web service compositions must provide services to hundreds even thousands of users
concurrently. These applications must be load tested to ensure that they can function …

Generation of adequate test cases is difficult and expensive, especially for testing software
systems whose input is structurally complex. This paper presents an approach called data …

The rise of large-scale software systems poses many new challenges for the software
performance engineering field. Failures in these systems are often associated with …