Metrics counting tasktrackers and blacklisted tasktrackers are not updated when
trackers are decommissioned.
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Key: MAPREDUCE-1153
URL: https://issues.apache.org/jira/browse/MAPREDUCE-1153
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: jobtracker
Affects Versions: 0.22.0
Reporter: Hemanth Yamijala
MAPREDUCE-1103 added instrumentation on the jobtracker to count the number of
actual, blacklisted and decommissioned tasktrackers. When a tracker is
decommissioned, the tasktracker count or the blacklisted tracker count is not
decremented.
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