facing -->2021-09-24 13:21:04,099 WARNING Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f10733470b8>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics 2021-09-24 13:21:04,099 WARNING Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f10733470b8>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics WARNING:urllib3.connectionpool:Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f10733470b8>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics 2021-09-24 13:21:04,100 WARNING Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f1073347208>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics 2021-09-24 13:21:04,100 WARNING Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f1073347208>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics WARNING:urllib3.connectionpool:Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f1073347208>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics 2021-09-24 13:21:04,101 WARNING Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f1073347358>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics 2021-09-24 13:21:04,101 WARNING Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f1073347358>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics WARNING:urllib3.connectionpool:Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f1073347358>: Failed to establish a new connection: [Errno 111] Connection refused')': /nifi-api/system-diagnostics Traceback (most recent call last): File "/usr/local/lib/python3.7/dist-packages/urllib3/connection.py", line 170, in _new_conn (self._dns_host, self.port), self.timeout, **extra_kw File "/usr/local/lib/python3.7/dist-packages/urllib3/util/connection.py", line 96, in create_connection raise err File "/usr/local/lib/python3.7/dist-packages/urllib3/util/connection.py", line 86, in create_connection sock.connect(sa) ConnectionRefusedError: [Errno 111] Connection refused During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/local/lib/python3.7/dist-packages/urllib3/connectionpool.py", line 706, in urlopen chunked=chunked, File "/usr/local/lib/python3.7/dist-packages/urllib3/connectionpool.py", line 394, in _make_request conn.request(method, url, **httplib_request_kw) File "/usr/local/lib/python3.7/dist-packages/urllib3/connection.py", line 234, in request super(HTTPConnection, self).request(method, url, body=body, headers=headers) File "/usr/lib/python3.7/http/client.py", line 1260, in ... View more

scheduling is not working  in HandleHttpRequest processor of apache NIFI tool. if I am hitting the port  from localhost then the processor is working  otherwise  scheduler is not working and showing error  service is not available. ... View more