Starting, Stopping, and Restarting Cloudera Manager Agents
Starting Agents
To start Agents, the supervisord process, and all managed service processes, use one of the following commands:
- Start
sudo service cloudera-scm-agent start
Stopping and Restarting Agents
To stop or restart Agents while leaving the managed processes running, use one of the following commands:
- Stop
sudo service cloudera-scm-agent stop
- Restart
sudo service cloudera-scm-agent restart
Hard Stopping and Restarting Agents
To stop or restart Agents, the supervisord process, and all managed service processes, use one of the following commands:
- Hard Stop
- Stop all roles running on the host. See Starting, Stopping, and Restarting Role Instances.
- Run the following command:
- RHEL-compatible 7 and higher:
sudo service cloudera-scm-agent next_stop_hard sudo service cloudera-scm-agent stop
- All other Linux distributions:
sudo service cloudera-scm-agent hard_stop
- RHEL-compatible 7 and higher:
- Hard Restart
- Stop all roles running on the host. See Starting, Stopping, and Restarting Role Instances.
- Run the following command:
- RHEL-compatible 7 and higher:
sudo service cloudera-scm-agent next_stop_hard sudo service cloudera-scm-agent restart
- All other Linux distributions:
sudo service cloudera-scm-agent hard_restart
- RHEL-compatible 7 and higher:
- You are upgrading Cloudera Manager and the supervisord code has changed between your current version and the new one. To properly do this upgrade you need to restart supervisor too.
- supervisord freezes and needs to be restarted.
- You want to clear out all running state pertaining to Cloudera Manager and managed services.