How to run only one task in ansible playbook?

Question

Is there a way to only run one task in ansible playbook?

For example, in roles/hadoop_primary/tasks/hadoop_master.yml. I have "start hadoop jo

Answer 1

There is a way, although not very elegant:

1. ansible-playbook roles/hadoop_primary/tasks/hadoop_master.yml --step --start-at-task='start hadoop jobtracker services'
2. You will get a prompt: Perform task: start hadoop jobtracker services (y/n/c)
3. Answer y
4. You will get a next prompt, press Ctrl-C