Ambari metrices collector is going down with below error log-
01:13:19,214 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:19,215 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770002 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
01:13:19,458 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:19,459 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770002 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
01:13:19,481 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:19,482 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770001 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
01:13:20,126 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:20,126 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770001 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
01:13:20,664 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:20,664 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770002 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
01:13:21,245 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:21,246 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770001 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
01:13:21,616 INFO [main-SendThread(localhost:61181)] ClientCnxn:975 - Opening socket connection to server localhost/127.0.0.1:61181. Will not attempt to authenticate using SASL (unknown error)
01:13:21,617 WARN [main-SendThread(localhost:61181)] ClientCnxn:1102 - Session 0x133e44300770002 for server null, unexpected error, closing socket connection and attempting reconnect
java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1081)
Please help.
