job tracker has a deadlock
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Key: HADOOP-316
URL: http://issues.apache.org/jira/browse/HADOOP-316
Project: Hadoop
Type: Bug
Components: mapred
Versions: 0.3.2
Reporter: Owen O'Malley
Assigned to: Owen O'Malley
Fix For: 0.4.0
The JobTracker has a deadlock in the ExpireLaunchingTasks stuff.
In particular, it locks the JobTracker and launchingTasks inconsistently.
This deadlocks has been observed in the wild and causes the JobTracker to stop
responding to rpc and http (other than the root page).
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