Page History
...
Navigate to the running Flow Execution and click the 'Kill' button to stop the current execution and synchronize synchronize the job aborted status in to RED.
Cleaning up after killing jobs in Azkaban
...
Depending on the execution platform (Windows or Linux) the following Host Script names will be looked up in the RED metadata and the script executed if found in the case of kill operations:
wsl_scheduler_job_kill_linux
wsl_scheduler_job_kill_win
The above scripts when executed will have access to the usual RED environment variables for script execution as well as the Azkaban job properties file location and Azkaban API credentials. This allows automation of any cleanup operations you may require in your particular environment and target platform. Simply create these Host Script objects in RED to enable this feature.
Aborting a Job from RED
Aborting a job from the RED UI is possible from RED 10.5+ but this action does not synchronize the related Azkaban execution so should really only be used when your Azkaban execution has finished but RED UI is showing it as still running. . An alternative approach is to use the restart failed execution method from Azkaban Dashboard which which is detailed here.
A job can be aborted by right-clicking the job in the RED Scheduler window and choosing Abort Job from the context menu.
...