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https://issues.apache.org/jira/browse/TEZ-3416?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhiyuan Yang updated TEZ-3416:
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Description: This happened in Hive on Tez. The query is select count(\*)
from f as a, f as b. When I manually killed AM, all vertices except the one
join the data finished reconfiguration. After recovery, DAG failed with
ArrayIndexOutOfBoundsException in ScatterGatherEdgeManager of the counting
vertex. It doesn't happen every time. (was: This happened in Hive on Tez. The
query is select count(*) from f as a, f as b. When I manually killed AM, all
vertices except the one join the data finished reconfiguration. After recovery,
DAG failed with ArrayIndexOutOfBoundsException in ScatterGatherEdgeManager of
the counting vertex. It doesn't happen every time.)
> ArrayIndexOutOfBoundsException happens in ScatterGatherEdgeManager after DAG
> recovery
> -------------------------------------------------------------------------------------
>
> Key: TEZ-3416
> URL: https://issues.apache.org/jira/browse/TEZ-3416
> Project: Apache Tez
> Issue Type: Bug
> Reporter: Zhiyuan Yang
> Assignee: Zhiyuan Yang
> Attachments: applog
>
>
> This happened in Hive on Tez. The query is select count(\*) from f as a, f as
> b. When I manually killed AM, all vertices except the one join the data
> finished reconfiguration. After recovery, DAG failed with
> ArrayIndexOutOfBoundsException in ScatterGatherEdgeManager of the counting
> vertex. It doesn't happen every time.
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