I'm facing these exact problem, however placing the servers in diferent nodes didn't solve the problem.   I can spot on the cloudera-scm-agent.log the following error:   [26/Jan/2017 19:29:53 +0000] 6579 MainThread agent ERROR Failed to activate {u'refresh_files': [], u'config_generation': 0, u'auto_restart': False, u'running': True, u'required_tags': [], u'one_off': True, u'special_file_info': [], u'group': u'root', u'id': 31, u'status_links': {}, u'name': u'MGMT.REPORTSMANAGER-test-db-connection', u'extra_groups': [], u'run_generation': 1, u'start_timeout_seconds': None, u'environment': {}, u'optional_tags': [], u'program': u'dbconnection/test_db_connection.sh', u'arguments': [u'db.properties'], u'parcels': {}, u'resources': [], u'user': u'root'} Traceback (most recent call last): File "/usr/lib64/cmf/agent/build/env/lib/python2.6/site-packages/cmf-5.9.1-py2.6.egg/cmf/agent.py", line 1682, in handle_heartbeat_processes new_process.update_heartbeat(raw, True) File "/usr/lib64/cmf/agent/build/env/lib/python2.6/site-packages/cmf-5.9.1-py2.6.egg/cmf/process.py", line 282, in update_heartbeat self.fs_update() File "/usr/lib64/cmf/agent/build/env/lib/python2.6/site-packages/cmf-5.9.1-py2.6.egg/cmf/process.py", line 383, in fs_update raise Exception("Non-root agent cannot execute process as user '%s'" % user) Exception: Non-root agent cannot execute process as user 'root'   Any change that someone knows how to solve it? ... View more