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[MAPREDUCE-4139] Potential ResourceManager deadlock when SchedulerEventDispatcher is stopped - MapReduce - [issue]
...When the main thread calls ResourceManager$SchedulerEventDispatcher.stop() it grabs a lock on the object, kicks the event processor thread, and then waits for the thread to exit.  Howev...
http://issues.apache.org/jira/browse/MAPREDUCE-4139    Author: Jason Lowe, 2012-04-17, 22:41
[MAPREDUCE-4144] ResourceManager NPE while handling NODE_UPDATE - MapReduce - [issue]
...The RM on one of our clusters has exited twice in the past few days because of an NPE while trying to handle a NODE_UPDATE:2012-04-12 02:09:01,672 FATAL org.apache.hadoop.yarn.server.resourc...
http://issues.apache.org/jira/browse/MAPREDUCE-4144    Author: Jason Lowe, 2012-04-17, 15:34
[MAPREDUCE-4099] ApplicationMaster may fail to remove staging directory - MapReduce - [issue]
...When the ApplicationMaster shuts down it's supposed to remove the staging directory, assuming properties weren't set to override this behavior. During shutdown the AM tells the ResourceManag...
http://issues.apache.org/jira/browse/MAPREDUCE-4099    Author: Jason Lowe, 2012-04-12, 14:05
[MAPREDUCE-4060] Multiple SLF4J binding warning - MapReduce - [issue]
...This is the MAPREDUCE portion of HADOOP-8005.  We should remove slf4j from the assembly and use the one provided by hadoop-common so we don't end up with multiple binding warnings for S...
http://issues.apache.org/jira/browse/MAPREDUCE-4060    Author: Jason Lowe, 2012-04-04, 14:13
[MAPREDUCE-4081] TestMROutputFormat.java does not compile - MapReduce - [issue]
...[ERROR] /hadoop/src/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/TestMROutputFormat.java:[36,7]...
http://issues.apache.org/jira/browse/MAPREDUCE-4081    Author: Jason Lowe, 2012-03-30, 13:59
[MAPREDUCE-4043] Secret keys set in Credentials are not seen by tasks - MapReduce - [issue]
...The following scenario works in 0.20.205 but no longer works in 0.23:1) During job submission, a secret key is set by calling jobConf.getCredentials().addSecretKey(Text, byte[])2) A map task...
http://issues.apache.org/jira/browse/MAPREDUCE-4043    Author: Jason Lowe, 2012-03-24, 13:58
[MAPREDUCE-4025] AM can crash if task attempt reports bogus progress value - MapReduce - [issue]
...If a task attempt reports a bogus progress value (e.g.: something above 1.0) then the AM can crash like this:java.lang.ArrayIndexOutOfBoundsException: 12 at org.apache.hadoop.mapred.Periodic...
http://issues.apache.org/jira/browse/MAPREDUCE-4025    Author: Jason Lowe, 2012-03-20, 21:52
[MAPREDUCE-4034] Unable to view task logs on history server with mapreduce.job.acl-view-job=* - MapReduce - [issue]
...With log aggregation enabled, users other than the app owner or admins are sometimes unable to view the task logs on the history server even though they are in the ACL for the app.  The...
http://issues.apache.org/jira/browse/MAPREDUCE-4034    Author: Jason Lowe, 2012-03-20, 21:52
[MAPREDUCE-4006] history server container log web UI sometimes combines stderr/stdout/syslog contents together - MapReduce - [issue]
...When log aggregation is enabled, going to the job history server UI for the AM container log can show the log contents combined together.  Examples I've seen are portions of the syslog ...
http://issues.apache.org/jira/browse/MAPREDUCE-4006    Author: Jason Lowe, 2012-03-17, 13:58
[MAPREDUCE-4005] AM container logs URL is broken for completed apps when log aggregation is enabled - MapReduce - [issue]
...With log aggregation enabled and yarn.log.server.url pointing to the job history server, the AM container logs URL for a completed application fails with the error "Cannot get container logs...
http://issues.apache.org/jira/browse/MAPREDUCE-4005    Author: Jason Lowe, 2012-03-17, 13:58
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