Writing asynchronous tests

When loads-runner is executing your tests, it calls Gevent monkey patching to make the Python standard library cooperative.

That feature works well when you are making classical socket calls on a service, but some libraries are known to be incompatible with this behavior.

If you encounter some issues, you can deactivate the monkey patching with the –no-patching option and work things out manually.

Asynchronous web sockets