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1. Java 32-bit vs 64-bit compatibility    stackoverflow.com

Will Java code built and compiled against a 32-bit JDK into 32-bit byte code work in a 64-bit JVM? Or does a 64-bit JVM require 64-bit byte code? To give a ...

2. How can I tell if I'm running in 64-bit JVM or 32-bit JVM?    stackoverflow.com

How can I tell if the JVM my application runs in is 32 bit or 64-bit? Specifically, what function or preference do I access to detect this within the ...

3. Is this error caused by a 64-bit library being accessed by a Java program running in a 32-bit JVM?    stackoverflow.com

I'm trying to create a simple Java app that uses JNI to call some native functions. I've followed the examples in the JNI Programming Guide and can't seem to get them ...

4. Experience of moving to 64 bit JVM    stackoverflow.com

Our company is planning to move to 64 bit JVM in order to get away from 2 GB maximum heap size limit. Google gave me very mixed results about 64 bit ...

5. Configure Launch4J to use 32-bit JVM only    stackoverflow.com

I'm using Launch4J to start my Java application and if an x64 JRE is present on the system, Launch4J seems to prefer it. Unfortunately my application cannot run on a 64 bit ...

6. 64 bits ant.jar    stackoverflow.com

I have installed 64 bits RHEL. I have following questions regarding ant.jar for the system.

  1. I was not able to find ant.jar build with 64 bit JVM from the apache website. Do ...

7. Java programing for 64 bit JVM    stackoverflow.com

Few Questions :): How to identify what JVM is currently installed ? (64 bit / 32 bit) Do I need to do some considerations while programming for 64 bit JVM target Platform ? Can ...

8. installed jvm is 64 bit or 32 bit    stackoverflow.com

how to identity the installed version Java? (64 bit or 32 bit)

9. 32Bit Native Code, JNA and a 64Bit JVM    stackoverflow.com

I'm developing a java application, using a 32Bit native library which I'm accessing via JNA. On MacOS X Snow Leopard it's possible to pass the parameter "-d32" to the JVM, which ...





10. Advantages of a 64bit JVM    stackoverflow.com

Possible Duplicate:
Benefits of 64bit Java platform
All of our client sites are running on 32bit Virtual machines and we're debating whether or not to switch ...

11. SWT: UnsatisfiedLinkError, cannot load x64 SWT library on 32-bit JVM    stackoverflow.com

At first when developing my program I got this error the other way around; it told me I couldn't use a 32-bit SWT library on a 64-bit JVM. So I went ...

12. JVM (64-bit 1.5.0._22) crashing at GCTaskThread    stackoverflow.com

One of our dev servers keeps crashing every now and then and the reports look very similar. We're thinking it is due to lack of memory, but we want to verify ...

13. InnoSetup: Detect if Java is 32-bit or 64-bit    stackoverflow.com

In InnoSetup I run this code:

J32 := ShellExec('', 'java', '-d32 -version', '', SW_HIDE, ewWaitUntilTerminated, ec);
J64 := ShellExec('', 'java', '-d64 -version', '', SW_HIDE, ewWaitUntilTerminated, ec);
Both J32 and J64 are True. In command line:
> ...

14. jvm 32 or 64 bit    coderanch.com

15. Is sun's JVM 64 bit?    coderanch.com

I've been using 32 bit OS and have been using Sun's JVM. I recently setup a system with 64 bit linux (Ubuntu 9.04) and didn't think to check specifically for a 64 bit JVM java -version java version "1.6.0_14" Java(TM) SE Runtime Environment (build 1.6.0_14-b08) Java HotSpot(TM) Server VM (build 14.0-b16, mixed mode) Does this indicate whether it is 32 or ...





17. Code compiled with 32 bit JVM on 64 bit JVM    forums.oracle.com

This is probably a pretty simple question but I want to know the answer for my own understanding. If Java code is complied using a 32 bit JVM, will it be possible to run it with a 64 bit JVM? I know Java is platform independent. But I take it as Java code compiled on 32 bit windows JVM can be ...

18. Need help understanding 32 bit JVM versus 64 bit JVM    forums.oracle.com

Hi folks, As I understand, Sun's JDK ships with 2 versions of the JVM, the client VM and the server VM. The client VM is optimized for fast start up time and small memory footprint. (e.g. "java -client HelloWorld") The server VM is optimized for performance, at the cost of increased memory usage. (e.g. "java -server HelloWorld") If I don't explicitly ...

19. JVM - 64 or 32 bit mode??    forums.oracle.com

20. 64bit jvm options    forums.oracle.com

we want to use both these options for garbage collection -XX:-UseParNewGC -XX:-UseConcMarkSweepGC if we are not using a + sign after the : does that mean these options are turned off. the issue we are having is when we don't have these options set the jvm will properly use 1/4 of the available ram on the server so on a GB ...