To enable debug logging for backup proxy

1. Stop the agent service on the backup proxy. Run the following command:
   service Phoenix stop
2. Verify if any Druva Phoenix processes are still running. Run the following command:
   ps -ef| grep -i Phoenix
3. If any process is still found running, kill the process. Run the following command:
   Kill -9 <process id>
4. Go to /etc/Phoenix/AHV and edit Phoenix.cfg file using vi editor.
5. Change the value of DEBUGLEVEL from 0 to 9.
6. To enable the photon log filter, ensure the value PHOTON_LOG_FILTER; info,syncer=debug is present. The default value is info. 
7. Save the configuration file.
8. Restart the Phoenix agent service.
   service Phoenix start

Debug mode for logging is enabled for Phoenix backup proxy.

To disable debug logging for backup proxy

1. Stop the Phoenix agent service on the backup proxy using the command:
   service Phoenix stop
2. Verify if any Druva Phoenix processes are still running.
   ps -ef| grep -i Phoenix
3. If any process is still found running, kill the process with the following command: 
   Kill -9 <process id>
4. Go to /etc/Phoenix/AHV and edit the Phoenix.cfg file using the vi editor.
5. Change the value of DEBUGLEVEL from 9 to 0.
6. To enable the photon log filter, ensure the value PHOTON_LOG_FILTER; info,syncer=debug is present. The default value is info.
7. Save the configuration file.
8. Restart the Phoenix agent service using the command:
   service Phoenix start