Performance drop after 5 days running web application, how to spot the bottleneck?

Question

I\'ve developed a web application using the following tech stack:

• Java
• Mysql
• Scala
• Play Framework
• DavMail integration (for cale

Answer 1

I agree with tulskiy. On top of that you could also use JMeter if the investigations you will have made with jconsole are unconclusive.

The probable causes of the performances degradation are threads (that are created but never exit) and also memory leaks: if you allocate more and more memory, before having the OutOfMemoryError, you may encounter some performances degradation (happened to me a few weeks ago).