Log the reason string of healthcheck script
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Key: MAPREDUCE-2451
URL: https://issues.apache.org/jira/browse/MAPREDUCE-2451
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: jobtracker
Affects Versions: 0.20.204.0
Reporter: Thomas Graves
Priority: Trivial
Fix For: 0.23.0
The information on why a specific TaskTracker got blacklisted is not stored
anywhere. The jobtracker web ui will show the detailed reason string until the
TT gets unblacklisted. After that it is lost.
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