[HIVE-20209] Metastore connection fails for first attempt in repl dump.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.0, 3.0.0, 4.0.0
• Fix Version/s: 3.2.0, 4.0.0-alpha-1
• Component/s: HiveServer2, repl
• Labels: DR pull-request-available replication
• Target Version/s: 3.2.0, 4.0.0
• Assignee: Sankar Hariappan
• Reporter: Sankar Hariappan
• Created: 19/Jul/18 07:07
• Updated: 17/Nov/22 08:55
• Resolved: 30/Jul/18 17:56

Description

Run the following command:

repl dump `*` from 60758 with ('hive.repl.dump.metadata.only'='true', 'hive.repl.dump.include.acid.tables'='true');

See this in hs2.log:

2018-07-10T18:07:32,308 INFO [HiveServer2-Handler-Pool: Thread-14380]: conf.HiveConf (HiveConf.java:getLogIdVar(5061)) - Using the default value passed in for log id: f1e13736-3f10-4abf-a29b-683b534dfa4c
2018-07-10T18:07:32,309 INFO [HiveServer2-Handler-Pool: Thread-14380]: session.SessionState (:()) - Updating thread name to f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380
2018-07-10T18:07:32,311 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: operation.OperationManager (:()) - Adding operation: OperationHandle [opType=EXECUTE_STATEMENT, getHandleIdentifier()=16eb1d07-e125-490c-8ab8-90192bfd459b]
2018-07-10T18:07:32,314 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: ql.Driver (:()) - Compiling command(queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b): repl dump `*` from 60758 with ('hive.repl.dump.metadata.only'='true', 'hive.repl.dump.include.acid.tables'='true')
2018-07-10T18:07:32,317 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: metastore.HiveMetaStoreClient (:()) - Trying to connect to metastore with URI thrift://hwx-demo-2.field.hortonworks.com:9083
2018-07-10T18:07:32,317 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: metastore.HiveMetaStoreClient (:()) - Opened a connection to metastore, current connections: 19
2018-07-10T18:07:32,319 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: metastore.HiveMetaStoreClient (:()) - Connected to metastore.
2018-07-10T18:07:32,319 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: metastore.RetryingMetaStoreClient (:()) - RetryingMetaStoreClient proxy=class org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient ugi=hive (auth:SIMPLE) retries=24 delay=5 lifetime=0
2018-07-10T18:07:32,439 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: ql.Driver (:()) - Semantic Analysis Completed (retrial = false)
2018-07-10T18:07:32,440 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: ql.Driver (:()) - Returning Hive schema: Schema(fieldSchemas:[FieldSchema(name:dump_dir, type:string, comment:from deserializer), FieldSchema(name:last_repl_id, type:string, comment:from deserializer)], properties:null)
2018-07-10T18:07:32,443 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: exec.ListSinkOperator (:()) - Initializing operator LIST_SINK[0]
2018-07-10T18:07:32,446 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: ql.Driver (:()) - Completed compiling command(queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b); Time taken: 0.132 seconds
2018-07-10T18:07:32,447 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: conf.HiveConf (HiveConf.java:getLogIdVar(5061)) - Using the default value passed in for log id: f1e13736-3f10-4abf-a29b-683b534dfa4c
2018-07-10T18:07:32,448 INFO [f1e13736-3f10-4abf-a29b-683b534dfa4c HiveServer2-Handler-Pool: Thread-14380]: session.SessionState (:()) - Resetting thread name to HiveServer2-Handler-Pool: Thread-14380
2018-07-10T18:07:32,451 INFO [HiveServer2-Background-Pool: Thread-15161]: reexec.ReExecDriver (:()) - Execution #1 of query
2018-07-10T18:07:32,452 INFO [HiveServer2-Background-Pool: Thread-15161]: lockmgr.DbTxnManager (:()) - Setting lock request transaction to txnid:30327 for queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b
2018-07-10T18:07:32,454 INFO [HiveServer2-Background-Pool: Thread-15161]: lockmgr.DbLockManager (:()) - Requesting: queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b LockRequest(component:[LockComponent(type:SHARED_READ, level:DB, dbname:default, operationType:SELECT), LockComponent(type:SHARED_READ, level:DB, dbname:hwxdemo, operationType:SELECT), LockComponent(type:SHARED_READ, level:DB, dbname:information_schema, operationType:SELECT), LockComponent(type:SHARED_READ, level:DB, dbname:sys, operationType:SELECT)], txnid:30327, user:hive, hostname:hwx-demo-2.field.hortonworks.com, agentInfo:hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b)
2018-07-10T18:07:32,497 INFO [HiveServer2-Background-Pool: Thread-15161]: lockmgr.DbLockManager (:()) - Response to queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b LockResponse(lockid:30305, state:ACQUIRED)
2018-07-10T18:07:32,501 INFO [HiveServer2-Background-Pool: Thread-15161]: ql.Driver (:()) - Executing command(queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b): repl dump `*` from 60758 with ('hive.repl.dump.metadata.only'='true', 'hive.repl.dump.include.acid.tables'='true')
2018-07-10T18:07:32,503 INFO [HiveServer2-Background-Pool: Thread-15161]: ql.Driver (:()) - Starting task [Stage-0:REPL_DUMP] in serial mode
2018-07-10T18:07:32,506 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Closed a connection to metastore, current connections: 18
2018-07-10T18:07:32,509 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Trying to connect to metastore with URI thrift://hwx-demo-2.field.hortonworks.com:9083
2018-07-10T18:07:32,509 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Opened a connection to metastore, current connections: 19
2018-07-10T18:07:32,510 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Connected to metastore.
2018-07-10T18:07:32,510 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.RetryingMetaStoreClient (:()) - RetryingMetaStoreClient proxy=class org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient ugi=hive (auth:SIMPLE) retries=24 delay=5 lifetime=0
2018-07-10T18:07:32,536 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Closed a connection to metastore, current connections: 18
2018-07-10T18:07:32,538 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Trying to connect to metastore with URI thrift://hwx-demo-2.field.hortonworks.com:9083
2018-07-10T18:07:32,539 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Opened a connection to metastore, current connections: 19
2018-07-10T18:07:32,542 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Connected to metastore.
2018-07-10T18:07:32,542 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.RetryingMetaStoreClient (:()) - RetryingMetaStoreClient proxy=class org.apache.hadoop.hive.ql.metadata.SessionHiveMetaStoreClient ugi=hive (auth:SIMPLE) retries=24 delay=5 lifetime=0
2018-07-10T18:07:32,565 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::START: \{"dbName":"*","dumpType":"INCREMENTAL","estimatedNumEvents":0,"dumpStartTime":1531246052}
2018-07-10T18:07:32,577 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Closed a connection to metastore, current connections: 18
2018-07-10T18:07:32,578 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60759 COMMIT_TXN message : \{"txnid":30321,"timestamp":1531246017,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,603 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60759","eventType":"EVENT_COMMIT_TXN","eventsDumpProgress":"1/0","dumpTime":1531246052}
2018-07-10T18:07:32,604 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60760 COMMIT_TXN message : \{"txnid":30322,"timestamp":1531246021,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,628 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60760","eventType":"EVENT_COMMIT_TXN","eventsDumpProgress":"2/0","dumpTime":1531246052}
2018-07-10T18:07:32,629 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60761 OPEN_TXN message : \{"txnIds":null,"timestamp":1531246022,"fromTxnId":30323,"toTxnId":30323,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,653 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60761","eventType":"EVENT_OPEN_TXN","eventsDumpProgress":"3/0","dumpTime":1531246052}
2018-07-10T18:07:32,654 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60762 COMMIT_TXN message : \{"txnid":30323,"timestamp":1531246028,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,679 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60762","eventType":"EVENT_COMMIT_TXN","eventsDumpProgress":"4/0","dumpTime":1531246052}
2018-07-10T18:07:32,680 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60763 OPEN_TXN message : \{"txnIds":null,"timestamp":1531246033,"fromTxnId":30324,"toTxnId":30324,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,702 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60763","eventType":"EVENT_OPEN_TXN","eventsDumpProgress":"5/0","dumpTime":1531246052}
2018-07-10T18:07:32,702 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60764 OPEN_TXN message : \{"txnIds":null,"timestamp":1531246038,"fromTxnId":30325,"toTxnId":30325,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,724 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60764","eventType":"EVENT_OPEN_TXN","eventsDumpProgress":"6/0","dumpTime":1531246052}
2018-07-10T18:07:32,725 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60765 COMMIT_TXN message : \{"txnid":30324,"timestamp":1531246038,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,747 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60765","eventType":"EVENT_COMMIT_TXN","eventsDumpProgress":"7/0","dumpTime":1531246052}
2018-07-10T18:07:32,748 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60766 COMMIT_TXN message : \{"txnid":30325,"timestamp":1531246043,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,768 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60766","eventType":"EVENT_COMMIT_TXN","eventsDumpProgress":"8/0","dumpTime":1531246052}
2018-07-10T18:07:32,769 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60767 OPEN_TXN message : \{"txnIds":null,"timestamp":1531246043,"fromTxnId":30326,"toTxnId":30326,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,791 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60767","eventType":"EVENT_OPEN_TXN","eventsDumpProgress":"9/0","dumpTime":1531246052}
2018-07-10T18:07:32,791 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60768 COMMIT_TXN message : \{"txnid":30326,"timestamp":1531246049,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,816 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60768","eventType":"EVENT_COMMIT_TXN","eventsDumpProgress":"10/0","dumpTime":1531246052}
2018-07-10T18:07:32,817 INFO [HiveServer2-Background-Pool: Thread-15161]: events.AbstractEventHandler (:()) - Processing#60769 OPEN_TXN message : \{"txnIds":null,"timestamp":1531246052,"fromTxnId":30327,"toTxnId":30327,"server":"thrift://hwx-demo-2.field.hortonworks.com:9083","servicePrincipal":"hive/[e-mail]"}
2018-07-10T18:07:32,841 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::EVENT_DUMP: \{"dbName":"*","eventId":"60769","eventType":"EVENT_OPEN_TXN","eventsDumpProgress":"11/0","dumpTime":1531246052}
2018-07-10T18:07:32,841 WARN [HiveServer2-Background-Pool: Thread-15161]: metastore.RetryingMetaStoreClient (:()) - MetaStoreClient lost connection. Attempting to reconnect (1 of 24) after 5s. getNextNotification
org.apache.thrift.transport.TTransportException: Cannot write to null outputStream
 at org.apache.thrift.transport.TIOStreamTransport.write(TIOStreamTransport.java:142) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.thrift.protocol.TBinaryProtocol.writeI32(TBinaryProtocol.java:178) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.thrift.protocol.TBinaryProtocol.writeMessageBegin(TBinaryProtocol.java:106) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.thrift.TServiceClient.sendBase(TServiceClient.java:70) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.thrift.TServiceClient.sendBase(TServiceClient.java:62) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Client.send_get_next_notification(ThriftHiveMetastore.java:5547) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.metastore.api.ThriftHiveMetastore$Client.get_next_notification(ThriftHiveMetastore.java:5539) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.metastore.HiveMetaStoreClient.getNextNotification(HiveMetaStoreClient.java:2697) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_112]
 at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_112]
 at org.apache.hadoop.hive.metastore.RetryingMetaStoreClient.invoke(RetryingMetaStoreClient.java:212) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at com.sun.proxy.$Proxy60.getNextNotification(Unknown Source) ~[?:?]
 at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_112]
 at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_112]
 at org.apache.hadoop.hive.metastore.HiveMetaStoreClient$SynchronizedHandler.invoke(HiveMetaStoreClient.java:2773) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at com.sun.proxy.$Proxy60.getNextNotification(Unknown Source) ~[?:?]
 at org.apache.hadoop.hive.metastore.messaging.EventUtils$MSClientNotificationFetcher.getNextNotificationEvents(EventUtils.java:94) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.metastore.messaging.EventUtils$NotificationEventIterator.fetchNextBatch(EventUtils.java:146) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.metastore.messaging.EventUtils$NotificationEventIterator.hasNext(EventUtils.java:176) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.exec.repl.ReplDumpTask.incrementalDump(ReplDumpTask.java:170) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.exec.repl.ReplDumpTask.execute(ReplDumpTask.java:121) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.exec.Task.executeTask(Task.java:205) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.exec.TaskRunner.runSequential(TaskRunner.java:97) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.Driver.launchTask(Driver.java:2668) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.Driver.execute(Driver.java:2339) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.Driver.runInternal(Driver.java:2015) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1713) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.Driver.run(Driver.java:1707) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hadoop.hive.ql.reexec.ReExecDriver.run(ReExecDriver.java:157) ~[hive-exec-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hive.service.cli.operation.SQLOperation.runQuery(SQLOperation.java:224) ~[hive-service-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hive.service.cli.operation.SQLOperation.access$700(SQLOperation.java:87) ~[hive-service-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork$1.run(SQLOperation.java:316) ~[hive-service-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at java.security.AccessController.doPrivileged(Native Method) ~[?:1.8.0_112]
 at javax.security.auth.Subject.doAs(Subject.java:422) ~[?:1.8.0_112]
 at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1688) ~[hadoop-common-3.1.0.3.0.0.0-1605.jar:?]
 at org.apache.hive.service.cli.operation.SQLOperation$BackgroundWork.run(SQLOperation.java:329) ~[hive-service-3.1.0.3.0.0.0-1605.jar:3.1.0.3.0.0.0-1605]
 at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_112]
 at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_112]
 at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_112]
 at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_112]
 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) ~[?:1.8.0_112]
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) ~[?:1.8.0_112]
 at java.lang.Thread.run(Thread.java:745) [?:1.8.0_112]
2018-07-10T18:07:33,157 INFO [org.apache.ranger.audit.queue.AuditBatchQueue1]: destination.HDFSAuditDestination (:()) - Flushing HDFS audit. Event Size:4
2018-07-10T18:07:37,842 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.RetryingMetaStoreClient (:()) - RetryingMetaStoreClient trying reconnect as hive (auth:SIMPLE)
2018-07-10T18:07:37,842 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Trying to connect to metastore with URI thrift://hwx-demo-2.field.hortonworks.com:9083
2018-07-10T18:07:37,842 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Opened a connection to metastore, current connections: 19
2018-07-10T18:07:37,843 INFO [HiveServer2-Background-Pool: Thread-15161]: metastore.HiveMetaStoreClient (:()) - Connected to metastore.
2018-07-10T18:07:37,864 INFO [HiveServer2-Background-Pool: Thread-15161]: ReplState (:()) - REPL::END: \{"dbName":"*","dumpType":"INCREMENTAL","actualNumEvents":11,"dumpEndTime":1531246057,"dumpDir":"/user/hive/repl/c72dc152-c252-4454-9b0e-cf8c335ab07c","lastReplId":"60769"}
2018-07-10T18:07:37,864 INFO [HiveServer2-Background-Pool: Thread-15161]: repl.ReplDumpTask (:()) - Done dumping events, preparing to return /user/hive/repl/c72dc152-c252-4454-9b0e-cf8c335ab07c,60769
2018-07-10T18:07:37,919 INFO [HiveServer2-Background-Pool: Thread-15161]: ql.Driver (:()) - Completed executing command(queryId=hive_20180710180732_7dcc20db-90db-486d-a825-e6fa91dc092b); Time taken: 5.419 seconds
2018-07-10T18:07:37,919 INFO [HiveServer2-Background-Pool: Thread-15161]: ql.Driver (:()) - OK

Metastore connection failed 1st attempt, but success after reconnect. That adds 5s for every repl dump command and likely to leak connection.

Similarly, Hive.close() also causes 

org.apache.thrift.transport.TTransportException: Cannot write to null outputStream

 

Issue Links

• links to: GitHub Pull Request #404