node.io | I wrote node | Runtime Evironment library

Anyway the process will exit. It just give you some options to do cleanup.

By default, Node.js handles such exceptions by printing the stack trace to stderr and exiting with code 1

When you add your own handler (this is your case):

Alternatively, change the process.exitCode in the 'uncaughtException' handler which will result in the process exiting with the provided exit code. Otherwise, in the presence of such handler the process will exit with 0. You can register a listener for unhandledRejection to do some cleanup before exiting.

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• You should fix your code to not throw exceptions or handle the exceptions properly using try catch
• If you want to have uncaughtException handler always exit the process with process.exit(1) unless you have a very good reason not to