NetUtil.py:67 - Connecting to https://Server:8440/ca
NetUtil.py:93 - [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:579)
NetUtil.py:94 - SSLError: Failed to connect. Please check openssl library versions.
In order to increase compute of AWS DataNode instance we have stopped the data node instance and increase the compute with out stopping the Node services. When we restarted the instance then the heartbeat of the node went down with above Ambari agent error on node.