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https://issues.apache.org/jira/browse/HADOOP-4190?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Amar Kamat updated HADOOP-4190:
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Priority: Blocker (was: Major)
> Changes to JobHistory makes it backward incompatible
> ----------------------------------------------------
>
> Key: HADOOP-4190
> URL: https://issues.apache.org/jira/browse/HADOOP-4190
> Project: Hadoop Core
> Issue Type: Bug
> Components: mapred
> Reporter: Amar Kamat
> Assignee: Amar Kamat
> Priority: Blocker
> Fix For: 0.19.0
>
>
> With HADOOP-3245, the job history format has changed. Every log line now ends
> with a '.' (dot). JobHistory's parser will consider a history line valid only
> if it ends in a dot
> Hence the new parser wont be able to parse old history files.
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