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Performance Engineering

Business Case for Performance

Tammy Everts (@tameverts) recently presented Web Performance ROI: A Brief History It is a very important topic in performance engineering and it …

Learning Performance Testing

Performance testing is a very interesting area. From one side, it is rather an established discipline with thousands of people involved. From …

User Concurrency

Performance testing terminology is not well defined and one of the most ambiguous terms is user concurrency. Re-reading Load Testing: Concurrent Users …

Performance vs. Scalability

After attending Sergey Chernyshev’s (@sergeyche) Scalability vs. Performance presentation at NY Web Performance Meetup and reading Scalability: it’s the question that drives …

Performance Engineering: Historical View

It is interesting to look how handling performance changed with time. Probably performance went beyond single-user profiling when mainframes started to support …