Sungju Kwon created ZEPPELIN-1128: ------------------------------------- Summary: Fix bug on JdbcInterpreter when hive server restarted. Key: ZEPPELIN-1128 URL: https://issues.apache.org/jira/browse/ZEPPELIN-1128 Project: Zeppelin Issue Type: Bug Reporter: Sungju Kwon Priority: Trivial
each connection.close() should be wraped by try-catch. ### How should this be tested? Restart hive while zeppelin still alive. After that, Zeppelin notebook's hive query execution will be fail  Stacktrace is like this. It was HiveInterpreter because i use zeppelin by yum install on centos(some old version). But JdbcInterpreter & HiveInterpreter's close() method is same. > ERROR [2016-07-07 18:23:46,676] ({pool-1-thread-2} > HiveInterpreter.java[close]:166) - Error while closing... java.sql.SQLException: Error while cleaning up the server resources at org.apache.hive.jdbc.HiveConnection.close(HiveConnection.java:721) at org.apache.zeppelin.hive.HiveInterpreter.close(HiveInterpreter.java:151) at org.apache.zeppelin.interpreter.ClassloaderInterpreter.close(ClassloaderInterpreter.java:88) at org.apache.zeppelin.interpreter.LazyOpenInterpreter.close(LazyOpenInterpreter.java:78) at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer.close(RemoteInterpreterServer.java:232) at org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$close.getResult(RemoteInterpreterService.java:1432) at org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$close.getResult(RemoteInterpreterService.java:1417) at org.apache.thrift.ProcessFunction.process(ProcessFunction.java:39) at org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:39) at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:285) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: org.apache.thrift.transport.TTransportException: java.net.SocketException: Broken pipe at org.apache.thrift.transport.TIOStreamTransport.flush(TIOStreamTransport.java:161) at org.apache.thrift.transport.TSaslTransport.flush(TSaslTransport.java:501) at org.apache.thrift.transport.TSaslClientTransport.flush(TSaslClientTransport.java:37) at org.apache.thrift.TServiceClient.sendBase(TServiceClient.java:65) at org.apache.hive.service.cli.thrift.TCLIService$Client.send_CloseSession(TCLIService.java:177) at org.apache.hive.service.cli.thrift.TCLIService$Client.CloseSession(TCLIService.java:169) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at org.apache.hive.jdbc.HiveConnection$SynchronizedHandler.invoke(HiveConnection.java:1380) at com.sun.proxy.$Proxy0.CloseSession(Unknown Source) at org.apache.hive.jdbc.HiveConnection.close(HiveConnection.java:719) ... 12 more Caused by: java.net.SocketException: Broken pipe at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:109) at java.net.SocketOutputStream.write(SocketOutputStream.java:153) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at org.apache.thrift.transport.TIOStreamTransport.flush(TIOStreamTransport.java:159) ... 24 more ### Screenshots  -- This message was sent by Atlassian JIRA (v6.3.4#6332)