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Profiling
 

Profiling

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Basic Overview of Profiling & Heap Analysis in Java

Basic Overview of Profiling & Heap Analysis in Java

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    Profiling Profiling Presentation Transcript

    • Profiling & Heap Analysis By Franz See of ValueCommerce [email_address] http://twitter.com/franz_see
    • Problems? Slow down Out of Memory
    • What are they? Profiler A form of Dynamic Program Analysis for Improving performance Heap Analysis Tool Tool for analyzing heap dumps
    • Example
    • Example
    • Example
    • Example
    • Popular Profiling Tools
      • Paid
        • JProfiler
        • YourKit
      • Free
        • Eclipse TPTP
        • Netbeans Profiler
        • Visual VM (comes with java 6u7)
    • Popular Heap Analysis Tools
      • Jhat
      • Eclipse Memory Analyzer Tool
      • <Profiling tools>
    • Common Profiling Views Self Tree Telemetry CPU Duration Per Method Call Tree CPU Load Memory Size per object of type Dominator Tree Memory Load Thread Duration per thread (---) (---)