Improve/standardize job history file content format and the management of the
history files
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Key: MAPREDUCE-863
URL: https://issues.apache.org/jira/browse/MAPREDUCE-863
Project: Hadoop Map/Reduce
Issue Type: Improvement
Components: jobtracker
Reporter: Devaraj Das
Fix For: 0.21.0
This jira will track the various improvements that will be done in the
JobHistory component of Hadoop. The main goals:
1) Make the content format friendly for consumption by other apps
2) Improve the management of the history files.
3) Be able to completely rely on the JobHistory files for anything to do with
getting the status of completed jobs, both at the JobClient end, and at the
web-UI end
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