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https://issues.apache.org/jira/browse/HIVE-15024?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15592800#comment-15592800
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Sergey Shelukhin commented on HIVE-15024:
-----------------------------------------
Hmm, log is at warn level.. if there's no repro I'll just add more detailed
logging for the error case, otherwise this is hard to diagnose.
> LLAP: ClassCastException: org.apache.hadoop.hive.common.io.DiskRangeList
> cannot be cast to org.apache.orc.impl.BufferChunk
> --------------------------------------------------------------------------------------------------------------------------
>
> Key: HIVE-15024
> URL: https://issues.apache.org/jira/browse/HIVE-15024
> Project: Hive
> Issue Type: Bug
> Components: llap
> Affects Versions: 2.2.0
> Reporter: Gopal V
> Priority: Critical
>
> {code}
> Caused by: java.io.IOException: java.lang.ClassCastException:
> org.apache.hadoop.hive.common.io.DiskRangeList cannot be cast to
> org.apache.orc.impl.BufferChunk
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.rethrowErrorIfAny(LlapInputFormat.java:383)
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.nextCvb(LlapInputFormat.java:338)
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.next(LlapInputFormat.java:278)
> at
> org.apache.hadoop.hive.llap.io.api.impl.LlapInputFormat$LlapRecordReader.next(LlapInputFormat.java:167)
> at
> org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:350)
> ... 23 more
> Caused by: java.lang.ClassCastException:
> org.apache.hadoop.hive.common.io.DiskRangeList cannot be cast to
> org.apache.orc.impl.BufferChunk
> at
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.prepareRangesForCompressedRead(EncodedReaderImpl.java:728)
> at
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.readEncodedStream(EncodedReaderImpl.java:616)
> at
> org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.readEncodedColumns(EncodedReaderImpl.java:397)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.performDataRead(OrcEncodedDataReader.java:424)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader$4.run(OrcEncodedDataReader.java:227)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader$4.run(OrcEncodedDataReader.java:224)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:224)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:93)
> ... 6 more
> 2016-10-20T00:48:45,354 WARN [TezTaskRunner
> (1475017598908_0410_15_00_000020_0)]
> org.apache.tez.runtime.LogicalIOProcessorRuntimeTask: Ignoring exception when
> closing input part(cleanup). Exception class
> =java.io.IOException, message=java.lang.ClassCastException:
> org.apache.hadoop.hive.common.io.DiskRangeList cannot be cast to
> org.apache.orc.impl.BufferChunk
> 2016-10-20T00:48:45,416 WARN [TaskHeartbeatThread
> (1475017598908_0410_15_00_000020_0)]
> org.apache.hadoop.hive.llap.daemon.impl.LlapTaskReporter: Exiting
> TaskReporter thread with pending queue size=2
> {code}
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