Always save jstack output to a file for later analysis:
(Note: On some OpenJDK versions, jstack -version will print the standard product version or a help menu). To confirm the exact path where jstack is installed, run: which jstack Use code with caution. install jstack on ubuntu
Now that you have JDK installed, you can install JStack. The good news is that JStack is already included in the JDK, so you don't need to install it separately. However, you need to make sure that the JDK bin directory is in your system's PATH. Always save jstack output to a file for
ls /usr/lib/jvm/*/bin/jstack
You are running jstack as a different operating system user than the user running the Java application. The good news is that JStack is already
This checks for a Java runtime. However, to see if you have the full JDK, a more reliable check is to see if javac (the Java compiler) is available: