Gopal V created HIVE-6748: ----------------------------- Summary: FileSinkOperator needs to cleanup held references for container reuse Key: HIVE-6748 URL: https://issues.apache.org/jira/browse/HIVE-6748 Project: Hive Issue Type: Bug Components: Tez Affects Versions: 0.13.0 Reporter: Gopal V Assignee: Gopal V
The current implementation of FileSinkOperator runs into trouble when reusing the same query pipeline aggressively with container reuse. This is due to a prevFSP writer which is left referenced after closeOp() and which is not reset even for initializeOp(). {code} 014-03-25 14:46:31,744 FATAL [main] org.apache.hadoop.hive.ql.exec.tez.ReduceRecordProcessor: org.apache.hadoop.hive.ql.metadata.HiveException: java.nio.channels.ClosedChannelException at org.apache.hadoop.hive.ql.exec.FileSinkOperator$FSPaths.closeWriters(FileSinkOperator.java:170) at org.apache.hadoop.hive.ql.exec.FileSinkOperator.getDynOutPaths(FileSinkOperator.java:758) at org.apache.hadoop.hive.ql.exec.FileSinkOperator.startGroup(FileSinkOperator.java:833) at org.apache.hadoop.hive.ql.exec.Operator.defaultStartGroup(Operator.java:497) at org.apache.hadoop.hive.ql.exec.Operator.startGroup(Operator.java:520) at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordProcessor.processKeyValues(ReduceRecordProcessor.java:296) at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordProcessor.run(ReduceRecordProcessor.java:223) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:159) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:306) at org.apache.hadoop.mapred.YarnTezDagChild$4.run(YarnTezDagChild.java:549) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:415) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548) at org.apache.hadoop.mapred.YarnTezDagChild.main(YarnTezDagChild.java:538) Caused by: java.nio.channels.ClosedChannelException at org.apache.hadoop.hdfs.DFSOutputStream.checkClosed(DFSOutputStream.java:1526) at org.apache.hadoop.fs.FSOutputSummer.write(FSOutputSummer.java:98) at org.apache.hadoop.fs.FSDataOutputStream$PositionCache.write(FSDataOutputStream.java:58) at java.io.DataOutputStream.write(DataOutputStream.java:107) at org.apache.hadoop.hive.ql.io.orc.WriterImpl$DirectStream.output(WriterImpl.java:316) at org.apache.hadoop.hive.ql.io.orc.OutStream.flush(OutStream.java:242) at org.apache.hadoop.hive.ql.io.orc.WriterImpl.writeMetadata(WriterImpl.java:1923) at org.apache.hadoop.hive.ql.io.orc.WriterImpl.close(WriterImpl.java:2017) at org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat$OrcRecordWriter.close(OrcOutputFormat.java:98) at org.apache.hadoop.hive.ql.exec.FileSinkOperator$FSPaths.closeWriters(FileSinkOperator.java:167) ... 13 more {code} -- This message was sent by Atlassian JIRA (v6.2#6252)