Java on HP-UX 11i Frequently Asked Questions

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Product questions.................................................................................................................5
Q: How do I tell what version of Java I'm running?.......................................................5
Q: Can I run multiple versions of Java at the same time?...............................................5
Q: Where can I find more information about Java performance tuning on HP-UX
11i?...................................................................................................................................6
What versions of Java are supported on HP-UX 11i? ....................................................6
How do HP's version numbers for Java compare with JavaSoft's versioning scheme?
.........................................................................................................................................6
Q: How can I find out the latest bug fixes and most common bugs? ............................6
Q: What is the best way for me to determine what patches I need to use? ...................6
Q: Are Java development tools released by HP at the same time they are released by
Sun Microsystems? .........................................................................................................6
Q: How do I tell the latest version of Java available? .....................................................7
Q: Where can I find additional FAQs about Java? .........................................................7
Q: What is HP's support-life policy for Java 1.4.2? ........................................................7
Q: Does a 64-bit JDK for either Windows or Linux running on IA-64 exist?.................7
Technical Questions..............................................................................................................7
Q: How can I break the HotSpot 3.5 GB maximum heap size barrier? .........................7
Q: I am running Java code on an HP-UX 11i v2 machine, and the process dies after
about 245 threads. Why aren't more threads supported? ..............................................7
Q: How can I exclude a method from HotSpot compilation? ........................................8
Q: What is the maximum method code size for a Java class? ........................................8
Q: What is the limit of the number of classes that can be loaded? ................................8
Q: What mechanism causes classes to be unloaded by the JVM? ..................................8
Q: Is there a way to know the value of maximum stack size consumed?......................9
Q: Does Java provide a way to catch signals? ................................................................9
Q: What is the range of priorities offered by SCHED_TIMESHARE policy, and how
is Java priority level mapped to them? ..........................................................................9
Q: Where can I learn more about JDBC? ........................................................................9
Q: Where can I get examples of JNI functions using parameters? ...............................10
Q: Can I use RSA signed applets with the Java Plug-in on HP-UX?............................10
Troubleshooting questions.................................................................................................10
Q: When I run swlist -f sdk14_14207_1100.depot I get the following error
message: ERROR: Could not read input file "sdk14_14207_1100.depot" ERROR:
Command line parsing failed .......................................................................................10
Q: I would like to find out more about the garbage collection mechanism and need
further information to understand the result of the log file generated with the
-Xverbosegc option. ..................................................................................................10
Q: My application runs a monthly batch job. The job completes successfully for
smaller numbers of records, but the process runs out of memory when it encounters
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