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https://issues.apache.org/jira/browse/TEZ-2840?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14876113#comment-14876113
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Sergey Shelukhin commented on TEZ-2840:
---------------------------------------
This was the callstack for init:
{noformat}
at
org.apache.tez.mapreduce.input.MRInputLegacy.init(MRInputLegacy.java:108)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.getMRInput(MapRecordProcessor.java:417)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:156)
at
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:168)
at
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:157)
at
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:349)
at
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:71)
at
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:60)
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:1628)
at
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:60)
{noformat}
It might be that initialize wasn't called at all, it definitely didn't look
like it was called before that as I didn't see the log line
> MRInputLegacy.init should set splitInfoViaEvents
> ------------------------------------------------
>
> Key: TEZ-2840
> URL: https://issues.apache.org/jira/browse/TEZ-2840
> Project: Apache Tez
> Issue Type: Bug
> Reporter: Sergey Shelukhin
> Assignee: Sergey Shelukhin
> Fix For: 0.7.1, 0.8.1
>
> Attachments: TEZ-2840.patch
>
>
> Only one path that uses initializeInternal and thus this field actually sets
> it.
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