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https://issues.apache.org/jira/browse/TEZ-2303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14492046#comment-14492046
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Jeff Zhang edited comment on TEZ-2303 at 4/13/15 7:59 AM:
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DAG/Vertex/Task may have the similar issue. It looks like should acquire write
lock first in restoreFromEvent.
was (Author: zjffdu):
DAG/Vertex/Task may have the similar issue.
> ConcurrentModificationException while processing recovery
> ---------------------------------------------------------
>
> Key: TEZ-2303
> URL: https://issues.apache.org/jira/browse/TEZ-2303
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.6.0
> Reporter: Jason Lowe
> Assignee: Jeff Zhang
>
> Saw a Tez AM log a few ConcurrentModificationException messages while trying
> to recover from a previous attempt that crashed. Exception details to follow.
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