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https://issues.apache.org/jira/browse/SPARK-8379?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14587322#comment-14587322
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Apache Spark commented on SPARK-8379:
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User 'jeanlyn' has created a pull request for this issue:
https://github.com/apache/spark/pull/6833
> LeaseExpiredException when using dynamic partition with speculative execution
> -----------------------------------------------------------------------------
>
> Key: SPARK-8379
> URL: https://issues.apache.org/jira/browse/SPARK-8379
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.3.0, 1.3.1, 1.4.0
> Reporter: jeanlyn
>
> when inserting to table using dynamic partitions with
> *spark.speculation=true* and there is a skew data of some partitions trigger
> the speculative tasks ,it will throws the exception like
> {code}
> org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException):
> Lease mismatch on
> /tmp/hive-jeanlyn/hive_2015-06-15_15-20-44_734_8801220787219172413-1/-ext-10000/ds=2015-06-15/type=2/part-00301.lzo
> owned by DFSClient_attempt_201506031520_0011_m_000189_0_-1513487243_53 but
> is accessed by DFSClient_attempt_201506031520_0011_m_000042_0_-1275047721_57
> {code}
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