We will often see the below error (either during fresh installation or after upgrade) that the jobs will intermittently fail (in my case case it failed in Hive): 2021-08-27 08:46:38,616 ERROR org.apache.curator.framework.imps.EnsembleTracker: [main-EventThread]: Invalid config event received: {server.1=********.mms.*.local:3181:4181:participant, version=0, server.3=**********.mms.*.local:3181:4181:participant, server.2=**********.mms.**.local:3181:4181:participant} 2021-08-27 08:46:43,410 INFO org.apache.hadoop.hive.ql.txn.compactor.Cleaner: [Thread-15]: Cleaning based on min open txn id: 28 2021-08-27 08:46:43,744 WARN org.apache.zookeeper.ClientCnxn: [main-SendThread(*********.mms.***.local:2181)]: Session 0x1061dda12d30069 for server ********.mms.**.local/10.4.7.17:2181, unexpected error, closing socket connection and attempting reconnect java.io.IOException: Packet len73388953 is out of range! at org.apache.zookeeper.ClientCnxnSocket.readLength(ClientCnxnSocket.java:122) ~[zookeeper-3.5.5.7.1.4.37-1.jar:3.5.5.7.1.4.37-1] at org.apache.zookeeper.ClientCnxnSocketNIO.doIO(ClientCnxnSocketNIO.java:86) ~[zookeeper-3.5.5.7.1.4.37-1.jar:3.5.5.7.1.4.37-1] at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:363) ~[zookeeper-3.5.5.7.1.4.37-1.jar:3.5.5.7.1.4.37-1] at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1223) [zookeeper-3.5.5.7.1.4.37-1.jar:3.5.5.7.1.4.37-1]
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