[jira] [Commented] (HIVE-7431) When run on spark cluster, some spark tasks may fail

["Brock Noland (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-7431?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14248691#comment-14248691 ] 

Brock Noland commented on HIVE-7431:
------------------------------------

FYI that I created a jira to re-introduce some caching of these objects in RSC in HIVE-9127.

> When run on spark cluster, some spark tasks may fail
> ----------------------------------------------------
>
>                 Key: HIVE-7431
>                 URL: https://issues.apache.org/jira/browse/HIVE-7431
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Rui Li
>            Assignee: Rui Li
>             Fix For: spark-branch
>
>         Attachments: HIVE-7431.1.patch, HIVE-7431.2.patch
>
>
> When running queries on spark, some spark tasks fail (usually the first couple of tasks) with the following stack trace:
> {quote}
> org.apache.hadoop.hive.ql.exec.mr.ExecMapper.configure(ExecMapper.java:154)
> org.apache.hadoop.hive.ql.exec.spark.HiveMapFunction.call(HiveMapFunction.java:60)
> org.apache.hadoop.hive.ql.exec.spark.HiveMapFunction.call(HiveMapFunction.java:35)
> org.apache.spark.api.java.JavaRDDLike$$anonfun$fn$7$1.apply(JavaRDDLike.scala:161)
> org.apache.spark.api.java.JavaRDDLike$$anonfun$fn$7$1.apply(JavaRDDLike.scala:161)
> org.apache.spark.rdd.RDD$$anonfun$12.apply(RDD.scala:559)
> org.apache.spark.rdd.RDD$$anonfun$12.apply(RDD.scala:559)
> org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:35)
> org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:262)
> org.apache.spark.rdd.RDD.iterator(RDD.scala:229)
> org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:158)
> ...
> {quote}
> Observed for spark standalone cluster. Not verified for spark on yarn or mesos.
> NO PRECOMMIT TESTS. This is for spark branch only.



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