Friday, July 11, 2014

Here Are The Top 5 Java Performance Troubleshooting Tools

The term 'java developer' covers a wide range of individuals. There are a wide range of concepts and skills that Java developers must posses in order to be important in the industry. It is highly advisable to know the language fundamentals thoroughly, rather than specific frameworks or syntax. Also handy are a wealth of performance troubleshooting tools out there.

  1. VisualVM VisualVM is a visual tool integrating several commandline JDK tools and lightweight profiling capabilities. Designed for both production and development time use, it further enhances the capability of monitoring and performance analysis for the Java SE platform. 
  2. JAMon The Java Application Monitor (JAMon) is a free, simple, high performance, thread safe, Java API that allows developers to easily monitor production applications. 
  3. Eclipse Memory Analyser The Eclipse Memory Analyser is a fast and feature-rich Java heap analyser that helps you find memory leaks and reduce memory consumption. 
  4. GCViewer Free open source tool to visualise data produced by the Java VM options -verbose:gc and -Xloggc:. It also calculates garbage collection related performance metrics (throughput, accumulated pauses, longest pause, etc) 
  5. HPjmeter Used to identify and diagnose performance problems in Java applications running on HP-UX or on NonStop servers.

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