Categories: Problem Analysis, Workload Analysis | Author: Sam | Posted: 18/05/2017 | Views: 91

Part 1 in a series of posts focusing on how we gather and analyse data for a performance project. Clear requirements gathering is key to a successful, and most importantly, meaningful, performance test engagement. Identifying clear; non-functional, infrastructure, and test set-up requirements for the performance testing, will play a critical role in the completion of a valuable performance engagement. 

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Categories: Problem Analysis | Author: Owen | Posted: 29/07/2016 | Views: 175

Not all performance issues are found during formal performance tests. A significant number are found during performance test smoke testing or other debugging activities. The one described below was found during an exercise to see if Splunk would provide any useful information from the application logs being generated on a multi-tier application.

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Categories: Problem Analysis | Author: Scott | Posted: 23/09/2015 | Views: 324

In a previous post I talked about the benefits of taking a break when trying to deal with a nasty little problem that you just can’t quite figure out. In this post I’m going to talk about one of those problems that kept me awake at night, when I should have taken a break and what the solution to the problem actually was.

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Categories: Problem Analysis | Author: Scott | Posted: 18/09/2015 | Views: 283

As tempting as it might be at times to plug away with something until it's beaten in performance testing, you run the very real risk of getting into a position of not being able to see the wood for the trees. Sometimes the issue is one that in hindsight is so simple that you wonder why it took you three days and a brief flash of insight at 2 o’clock in the morning to come up with a working hypothesis.

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