what is the difference bw performance testing and performance tuning

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what is the difference bw performance testing and performance tuning..

Answer / naveenkumar

Performance Testing will check performance of the website.
Performance Tuning is done if the Service Level Aggrement(SLA)
in not meet.Performance Tuning helps you to improve the
overall system performance

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what is the difference bw performance testing and performance tuning..

Answer / ravichandra

Performance test checks how fast the application is responding to the requests.
Perfromance tuning is the improving responsiveness of the application by eliminating bottlenecks.

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