How do I know if my Java is 32 or 64 bit Linux?

How do I know if my Java is 32 or 64 bit Linux?

Run the commands: java -d64 -version or java -d32 -version and you will get an error for the version that is not supported.

How can I tell if my Java is 32 bit or 64 bit?


  1. Go to the command prompt.
  2. Type “java -version” and press enter.
  3. If you are running Java 64-bit the output should include “64-Bit”

Should I download Java 32 or 64 bit?

Users that run Applets and Web Start applications through web browsers should choose the version of Java that matches their web browser. Generally speaking, 64 bit browsers run only 64 bit plugins and 32 bit browsers run only 32 bit plugins. Users should use 32 bit Java and plan to use 64 bit Java later.

What is the difference between 32 bit Java and 64 bit Java?

As you have seen, the key difference comes in how much memory you can allocate, while 32-bit JVM can just have 4G which is very less for modern, memory-intensive Java application, 64-bit JVM virtually gives you unlimited memory.

How do I run a 32 bit JVM?

Switching between 32-bit and 64-bit Java

  1. In the menu, click Settings > Active Profile.
  2. Click the Java icon and then the Advanced tab.
  3. Select 32-bit Java (default) or 64-bit Java.
  4. If you use 64-bit Java, specify an Execution timeout for the communication between the Silk Performer runtime and the JVM.

Can java 32 and 64 bit coexist?

Yes, you can have both x64 bit and x32 bit Java installed. They won’t create conflicts with with each other, as they’re tied to the type of browser you’re using. To know more information, refer to this article.

Is 64bit java faster?

64 bit Java will often perform better on things with heavy computation loads. Java programs, classically, have heavy I/O loads and heavy network loads; 64 bit vs 32 bit may not matter, but operating systems usually do. Almost always 64 bits will be slower.

Can I have both 32 and 64-bit Java?

Is the Linux kernel 32 bit or 64 bit?

Linux provides a command called uname, which prints system information including kernel version and whether kernel is 32 bit or 64 bit. If the uname -a output displays x86_64, then the system is running 64bit Linux kernel.

What’s the difference between 32 bit and 64 bit Java?

Difference between 32-bit java vs. 64-bit java. In computer architecture, 64-bit computing is the use of processors that have datapath widths, integer size, and memory addresses widths of 64 bits (eight octets/bytes).

Can you install Java on a 32 bit CPU?

Strictly speaking, on a 32-bit CPU architecture machine, you should install 32-bit java/JRE. On the other hand, on a 64-bit CPU architecture machine, you are free to choose between 32-bit java/JRE and 64-bit java/JRE.

Can a 32 bit application run on a 64 bit processor?

A 32-bit OS will run on a 32-bit or 64-bit processor without any problem. A 32-bit application will run on a 32-bit or 64-bit OS without any problem. But a 64-bit application will only run on a 64-bit OS and a 64-bit OS will only run on a 64-bit processor.