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https://issues.apache.org/jira/browse/HADOOP-4191?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ravi Gummadi updated HADOOP-4191:
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Attachment: HADOOP-4191.patch
Attaching patch with the above approach. Patch also has few code changes to
TestJobHistoryVersion such that more issues related to new versions of history
files are caught.
Please review the patch and provide your comments.
> Add a testcase for jobhistory
> -----------------------------
>
> Key: HADOOP-4191
> URL: https://issues.apache.org/jira/browse/HADOOP-4191
> Project: Hadoop Core
> Issue Type: Improvement
> Components: mapred, test
> Reporter: Amar Kamat
> Assignee: Ravi Gummadi
> Attachments: HADOOP-4191.patch
>
>
> Changes in job history might break the history parser which in turn might
> break some features like jobtracker-recovery, history-viewer etc. There
> should be a testcase that catches these incompatible changes early and
> informs about the expected change.
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