HP-UX Programmer's Guide for Java 2
Table Of Contents
- Table of Contents
- 1 Introduction
- 2 HotSpot Technology Tools and Commands
- 3 Configuration for Java™ Support
- 4 Performance and Tuning
- 5 Measuring System Performance
- 6 Using Threads
- 7 Using Signals
- 8 Using Java™ 2 JNI on HP-UX
- 9 Expanding Memory
- Determine your requirements
- Memory layout under HP-UX 11.0 (PA-RISC only)
- Additional memory available under HP-UX 11i (PA-RISC only)
- Allocating physical memory and swap in the Java™ heap
- Useful key command-line options for allocating memory
- Application-dependent considerations using large heap size HP-UX 11i PA-RISC
- Expanding heap size in native applications on PA-RISC HP-UX 11.11 and later releases
- Expanding heap size in native applications on Integrity HP-UX 11.23 and later releases
- Expanding heap size in HP-UX PA-RISC
- Expanding heap size in HP-UX Integrity
- 10 Diagnosing Memory Leaks
- A JDK/JRE 6.0.n and 7.0.n Usage Notes
- Using Java 2 JNI on HP-UX
- Garbage collection
- Asian TrueType fonts and Asian locales
- Date/Time methods defaults
- Profiling
- Compatibility with previous releases
- Java Cryptography Extension (JCE) policy files
- Configuring the Java Runtime Plug-In
- CLASSPATH environment variable
- Java Web Start technology usage
- Upgrading from a previous Java Web Start version
- IPv6 support
- Allocation Site Statistics and Zero Preparation -Xverbosegc
- JDK 6.0.04 flags
- GC log-rotation support
- NUMA collector enhancements
- ThreadDumpPath support
- Garbage-First garbage collector (-XX:+UseG1GC)
- jmap, jinfo, and jstack tools included in JDK 6.0.03
- Additional Java Web Start documentation
- B JDK/JRE 5.0.n Usage Notes
- Using Java 2 JNI on HP-UX
- Garbage collectors: Parallel and Concurrent Mark Sweep
- Allocating physical memory and swap in the Java heap
- Asian TrueType fonts and Asian locales
- Date/Time methods defaults
- Profiling
- Closing a socket (PA-RISC only)
- Compatibility with previous releases
- Java Cryptography Extension (JCE) policy files
- Allocation Site Statistics and Zero Preparation -Xverbosegc
- IPv6 support on Java 5.0
- GC log-rotation support in 5.0
- ThreadDumpPath support in 5.0
- Dynamically loaded libraries in 5.0
- Performance improvement for String.intern()
- Configuring the Java Runtime Plug-In
- CLASSPATH environment variable
- Java Web Start technology usage
- C SDK/RTE 1.4.2.n Usage Notes
- Removing support for unwanted architectures in the JRE
- Support for dynamic thread local storage (TLS)
- Signal Chaining functionality
- Using Java 2 JNI on HP-UX
- HotSpot JVM options
- Garbage collectors: Parallel and Concurrent mark sweep
- Allocating physical memory and swap in the Java heap
- Asian TrueType fonts and Asian locales
- Date/Time methods defaults
- Profiling
- Closing a socket when accept or read is pending (PA-RISC) - new patch information!
- Compatibility with previous releases
- Runtime Plug-In usage and configuration
- GC log-rotation support
- ThreadDumpPath support
- D Additional Resources
- Index
See also Oracle's "Java™ HotSpot VM Options" at http://www.oracle.com/technetwork/
java/javase/tech/vmoptions-jsp-140102.html.
• -classic (version 1.2.2 and 1.3)
• -d64 (SDK version 1.4 and later)
• -Dhpux.font and -Dhpux.font.dpi (version 1.2.2 and later)
• -Dhpux.im.disable (version 1.2.2 and later)
• -Dhpux.im.enable.awt (version 1.2.2 and later)
• -Dhp.swing.use FastSwing (version 1.3.1 only)
• -pa11 (version 1.2.2 and later) PA-RISC only
• -verbosegc
• -Xbatch
• -Xbootclasspath
• -XdoCloseWithReadPending
• -Xeprof (version 1.2.2.05 and later)
• -XheapInitialSizes
• -Xincgc
• -Xint
• -Xmn<size>
• -Xms<size>
• -Xmx<size>
• -Xnocatch
• -Xnoclassgc
• -Xoptgc
• -Xprep
• -Xprof
• -Xrs (version 1.3.1 and later)
• -Xrunhprof
• -Xshare:on, -Xshare:off, -Xshared:auto
• -Xss<size>
• -Xusealtsigs
• -Xverbosegc<options>
• -XX:+AggressiveHeap
• -XX:+AllowUserSignalHandlers
• -XX:CompileCommandFile
• -XX:+DisableExplicitGC
• -XX:+ForceMmapReserved
• -XX:+HeapDump
• -XX:+HeapDumpOnly
Standard and non-standard options 13