From the ps output the product it is not running as root.
It looks like the command line had root as an input argument (an argument that does not really gets used for anything).
The following article details how to debug data collection issues.
On further troubleshooting I found below error in Client log file, Can you please suggest how to get rid of this please,
UDR History - ERROR: UDR request terminated - collection halted - Metric group not available
Metric group not available is not unexpected, since we have generic groups defined and not all system can collect all groups.