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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.v3.patch
Added code for validation of all keys, values of history file by comparing them
with actual values obtained from JT.
Attaching the patch. Please review 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, HADOOP-4191.v2.patch,
> HADOOP-4191.v3.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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