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https://issues.apache.org/jira/browse/HIVE-7204?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Gopal V updated HIVE-7204:
--------------------------
Release Note: Use NULL VertexLocationHint for prewarm DAG vertexes.
Status: Patch Available (was: Open)
> Use NULL vertex location hint for Prewarm DAG vertices
> ------------------------------------------------------
>
> Key: HIVE-7204
> URL: https://issues.apache.org/jira/browse/HIVE-7204
> Project: Hive
> Issue Type: Sub-task
> Components: Tez
> Affects Versions: 0.14.0
> Reporter: Gopal V
> Assignee: Gopal V
> Priority: Minor
> Attachments: HIVE-7204.1.patch
>
>
> The current 0.5.x branch of Tez added extra preconditions which check for
> parallelism settings to match between the number of containers and the vertex
> location hints.
> {code}
> Caused by:
> org.apache.hadoop.ipc.RemoteException(java.lang.IllegalArgumentException):
> Locations array length must match the parallelism set for the vertex
> at
> com.google.common.base.Preconditions.checkArgument(Preconditions.java:88)
> at org.apache.tez.dag.api.Vertex.setTaskLocationsHint(Vertex.java:105)
> at
> org.apache.tez.dag.app.DAGAppMaster.startPreWarmContainers(DAGAppMaster.java:1004)
> {code}
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