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Performance Testing with JMeter 2.9 by Bayo Erinle

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Performance testing and tuning

There is a strong relationship between performance testing and tuning, in the sense that one often leads to the other. Often, end-to-end testing unveils system or application bottlenecks that are regarded as incompatible with project target goals. Once those bottlenecks are discovered, the next step for most teams is a series of tuning efforts to make the application perform adequately.

Such efforts normally include but are not limited to:

  • Configuring changes in system resources
  • Optimizing database queries
  • Reducing round trips in application calls; sometimes leading to re-designing and re-architecting problematic modules
  • Scaling out application and database server capacity
  • Reducing application resource footprint
  • Optimizing ...

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