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Speaker Cards IMPACT 2025

On the Statistical Analysis of Computer Performance Test Data

    Various ideas in resource usage resolution and performance reporting and tracking methods applied to large and multiple performance testing scenarios.

    Stephen Richard Donaldson works in software development, testing, and performance analysis. His main interests include programming and scripting languages, computational complexity, protocol verification, parallel programming models, and communication optimisation. He focuses on developing tools for both functional testing (validating correctness and behaviour) and non-functional testing (assessing performance, reliability, and scalability). His work also covers diagnosing and resolving problems across operating systems, networks, and applications, as well as analysing computer performance data for capacity planning and system optimisation.

    Stephen studied Mathematics, Computer Science, and Statistics at the University of the Witwatersrand, the University of Cape Town, the University of Oxford, the University of Kentucky, and the University of London. Since 2002, he has been running a small software development and consulting company, and since 2013, a software testing resource supply business. Outside of work, he enjoys golf, sailing, analogue photography, and exploring the history of computing whenever time allows.

    stephen head and shoulders