Andre's Performance Links

• Java Performance - Jack Shirazi's GREAT site - newsletter
  • Micro-Tuning Step-by-Step - O'Reilly - March 2002
  • EJB Performance Tips
  • Eye on performance: A load of stress - IBM - overview of tools - Oct. 2003
  • Java Case Studies - July 2003
  • Performance Engineering Services
• Sun's Performance and Scalability Guide - JDK 1.4 info from Sun
  • NBIO: Nonblocking I/O for Java - Whoopee!! This is the single most important functionality missing from the SDK for truly scalable server applications.
• Garbage collection and performance - object pooling - IBM - Brian Goetz - Jan. 2004 - Good
• Performance Myths Exposed - Clifford Cligk - JavaOne 2003 - PDF of PPT
• Test of JVM Performance - Sun's Ed Ort compares 1.2 and 1.3 perf - JDC Tech - Feb. 2001
• O'Reilly On Java Performance articles - Performance for Managers
• Pointers for Research on Java Implementation
• Java Performance - IBM Systems Journal
• Java Analysis, Optimization and Implementation References - lots of good links - Forums
• Tuning the Java Runtime for "Big Iron" - Ed Ort et. al. - JDC forum - March 2001
• Turbo-charging the Java HotSpot VM 1.4to Improve the Performance and Scalability of Application Servers - Sun - Nov. 2002
• Maximum Solutions - South African Java Performance guru
• The Java Design and Test Automation Guide - Frank Cohen's book
  • Java Performance Tuning Interview - Sep. 2003
  • Understanding SOAP Encoding Impact on Web Service Performance in WebLogic Workshop

• Volano Hotspot benchmarks
• Java Versus C/C++ Benchmarks - GOOD - various JDK 1.2, 1.3, cc, gcc ; NT & Linux - SciMark2, RESAMPLE, RANDOM, FFT tests - no date
• Java Grande - Benchmarks (math too) - Reports - benchmark links
• SciMark 2.0 - 5 scientific/engineering tests: FFT, Gauss-Seidel relaxation, Sparse matrix-multiply, Monte Carlo integration, and dense LU factorization - C version too - Results - FAQ
• CSIRO EJB Server Evaluation
• SPECjbb2000 - Java Business Benchmarks
• Multiarray JSP
• Ninja - IBM AlphaWorks numerically intensive Java - April 1999
• Math Library for Java - IBM AlphaWorks - August 1999
• Spec JVM98
• Java server benchmarks - only JDL 1.7 - Oct. 1999
• Wily - Java Website Performance

• Memory Leaks in Java Technology - Different Tools - JavaOne - 2006 - PDF - blog
• RAM Footprint
• Catching OutOfMemoryErrors to Preserve Monitoring and Server Processes - Good article by Shirazi - August 2001
• Java Memory usage - JGuru
• Java memory tips
• JavaRanch blurb on -Xmx
• Java Memory Model - Bill Pugh's page - co-author with Doug Lea
• Reference Objects and Garbage Collection - JDC - Aug. 1998
• JSR - Java Memory Model and Thread Specification
• Handling Memory Leaks in Java - IBM - Feb. 2001

• The Java HotSpotTM Virtual Machine - Sun's Technical White Paper - Nov. 2001
• Java HotSpotTM Performance Engine: An In-Depth Look - Sun JDC - June 1999
• Java Hotspot Architecture
• Hotspot Performance Docs
• Hotspot Threading
• Big Heaps and Intimate Shared Memory (ISM)
• 1.3 Garbage Collection
• HotSpot FAQ
• JavaTM HotSpot VM Options
• Hotspot VM - Bill Venner's old pre-Hotspot article c. 1997
• Automatic Memory Management in Java - good PDF overview of HotSpot GC

• Improving Java Application Performance and Scalability by Reducing Garbage Collection Times and Sizing Memory Using JDK 1.4.1 - Sun - Nov. 2002

• Products
  • TowerJ - both NT and Solaris 2.8 - Linux-Win 2000 comparison
  • WindRiver - includes Solaris
  • Jove - JDK 1.3, only NT
  • Excelsior - JDK 1.3, only NT
  • Natural Bridge
  • Visual Cafe - Native Java - only NT
  • GNU's gcj - subset JDK 1.1, Solaris
• Articles & Info
  • Weighing in on Java native compilation - IBM - tests GNU's GCJ - Jan. 2002
  • Java Native Compilers - Marco Schmidt
  • The State of Benchmarking - Static Compilers, and More - O. Doederlein at JavaLobby - Good - Aug. 2001
  • Web Pages Related to Compiling the Java Programming Language - Aug. 2001

• Mathtools
• Rogue WaveSourcePro Anlaysis - Java finance tools
• Matlab
• JavaNumerics
• JAMA - Java Matrix - PPT
• Java Numerics
• Visual Numerics - Java, C, Fortran math & statistics - Good - recommended by Ross
• Java for Scientists & Engineers book
• JCP MultiArray
• IBM Ninja - Numerically Intensive Java
• High Performance Computing Using JavaTM Technology - JavaOne - Java U.
• How Java's Floating-Point Hurst Everyone Everywhere - Nov. 2001

• Nine Language Performance Round-up: Benchmarking Math & File I/O - Jan. 2004
• Java Performance Comparison with C/C++ - JDK 1.2.1, Visual C++ 5 from Sosnowski
• Java vs. C++ - Ulrich Stern - GOOD - 12/19/2001
• From flop to megaflops: Java for technical computing - Moreira et. al. IBM Watson Research Center - PDF - GOOD
• Java vs. C++ Performance - old but with example matrix
• Binaries Vs Byte-Codes - Rijk - June 2000

• Sun's The Java Language Specification - 2nd edition - Gosling, Joy, Steele - 2000
• The JavaTM Virtual Machine Specification - Tim Lindholm - 2nd edition
• Java Performance Enhancements - from Sun
• JVM Corner - Bill Venners
• Java Performance Tuning Strategy - O'Reilly review of book

• JMeter
  • JMeter Wiki
  • JMeter and HTTPS - wiki
  • JMeter And MySQL with JMeter
• JProbe
• JProbe Profiler
• OptimizeIt - Borland - white papers
• Wily - Java Website Performance
• JProfiler
• Ethereal - network protocol analyzer
• hprof
  • HPROF: A Heap/CPU Profiling Tool in J2SE 5.0 - Sun - Nov. 2004
  • Sun java 1.3 doc page - blurb on hprof option
  • Diagnose common runtime problems with hprof - JavaWorld - Dec. 2001
  • PerfAnal - A Performance Analysis Tool
  • JDC Tech Tip on Finally and hprof - Jan. 2000
  • hprof info from prohIt - the Java profiling experts
  • HProf Ant Task
  • HProf Tutorial from findtutorials - March 2001
• Database Profilers
  • p6spy.com
  • Jahia SQL Profiler - based on p6spy
  • IronGrid and IronTrack
  • Improving Hibernate's Performance with IronTrack
• Heap Analysis Tool (HAT)
  • HAT description - Ch. 8 - java.sun.com

• Optimizing Java for Performance - JDC forum - Jan. 2001
• J2SEE Performance Strategies - Good!
• Comprehensive Profiling Support in the Java Virtual Machine - Sun - 1998

• Java Platform Performance - Strategies and Tactics - Wilson and Kesselman - java.sun.com - 2001
• Advanced Programming for the Java - Ch. 8: Performance Analysis - 2003
  • Performance Analysis
• Advanced Programming for the JavaTM 2 Platform - Sun on-line book - Nov. 1999
• Java Performance Book - Wilson & Kesselman
• Java platform performance strategies and tactics - Sun online book - Wilson & Kesselman - TOC
• Ch. 25 Performance Optimization - Lea et. al. book

• What Influences the Performance of Application Servers? - Sun - Nov. 2002
• Empirix Web Application Performance and Testing - Bean Test - EKBB Testing Tool
• Swing Perfomance
• JGuru DB Performance discussion
• Keynote - Internet Performance Authority
• Daniel Menasce
• Glen McCluskey tips
• JavaRanch Performance page
• Java Optimization - Good but outdated 1998!
• Server-side EJB performance & scalability forum
• Design for performance - Part 1: Interfaces matter - Part 2: Reduce object creation - JavaWorld articles
• Java Performance Report - from JavaLobby in four parts - Report
• Use the JVM Profiler Interface for accurate timing - Java tip 91
• Java Programming on Linux - Good performance tips - Good downloads
• Performance tuning Java on hp-ux

• TPC - Transaction Processing Performance Council
• SPEC Benchmarks
• Welcome To SPEC - Benchmarks of all kinds - Performance links
• Web Performance Tuning - O'Reilly book - Author's web site
• LoadRunner
• Radview
• Performance, Scalability, and Reliability Explained - Netscape Server - 1999
  • Netscape DevEdge
  • Performance, Scalability, and Reliability Explained (1999)
  • Server Technology
• Performance Managemenr - IBM Research - lots of links on theory
• System Management - System Management
• Dr. Dobbs Testing & Benchmarking site
• Ken Gottry's Solaris and Web articles