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[MAPREDUCE-4366] mapred metrics shows negative count of waiting maps and reduces - MapReduce - [issue]
...Negative waiting_maps and waiting_reduces count is observed in the mapred metrics.  MAPREDUCE-1238 partially fixed this but it appears there is still issues as we are seeing it, but not...
http://issues.apache.org/jira/browse/MAPREDUCE-4366    Author: Thomas Graves, 2013-07-27, 04:44
[MAPREDUCE-3021] all yarn webapps use same base name of "yarn/" - MapReduce - [issue]
...All of the yarn webapps (resource manager, node manager, app master, job history) use the same base url of /yarn/.  This doesn't lend itself very well to filters be able to differentiat...
http://issues.apache.org/jira/browse/MAPREDUCE-3021    Author: Thomas Graves, 2013-07-17, 23:56
[MAPREDUCE-4295] RM crashes due to DNS issue - MapReduce - [issue]
...we had a DNS outage and the RM crashed with the following backtrace:2012-05-29 19:17:34,492 FATALorg.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error inhandling event type NO...
http://issues.apache.org/jira/browse/MAPREDUCE-4295    Author: Thomas Graves, 2013-06-08, 02:46
Re: [VOTE] Release Apache Hadoop 2.0.5-alpha (rc2) - MapReduce - [mail # dev]
...Cos,  The name of the mds file for the binary tar is missing a "." in your apache directory: hadoop-2.0.5-alphatar.gz.mds   Contents of it are fine though so you might just add the...
   Author: Thomas Graves, 2013-06-04, 20:47
Re: Queues in hadoop 2.0.4 - MapReduce - [mail # user]
...The Resourcemanager manages the queues in hadoop 2.0.4.  As far as the specifics it depends on the scheduler you use.  If you use the capacity scheduler or fair scheduler you can h...
   Author: Thomas Graves, 2013-05-30, 13:13
[MAPREDUCE-4041] TestMapredGroupMappingServiceRefresh unit test failures - MapReduce - [issue]
...On branch-0.23 the following unit tests fail:>>> org.apache.hadoop.security.TestMapredGroupMappingServiceRefresh.testGroupMappingRefresh >>> org.apache.hadoop.security.Tes...
http://issues.apache.org/jira/browse/MAPREDUCE-4041    Author: Thomas Graves, 2013-05-24, 15:47
[MAPREDUCE-4042] unit test TestControlledMapReduceJob.testControlledMapReduceJob  fails - MapReduce - [issue]
...unit test TestControlledMapReduceJob.testControlledMapReduceJob  fails.This is an ant test: ant test -Dtestcase=TestControlledMapReduceJoberror:Timeout occurred. Please note the time in...
http://issues.apache.org/jira/browse/MAPREDUCE-4042    Author: Thomas Graves, 2013-05-24, 15:41
[MAPREDUCE-4662] JobHistoryFilesManager thread pool never expands - MapReduce - [issue]
...The job history file manager creates a threadpool with core size 1 thread, max pool size 3.   It never goes beyond 1 thread though because its using a LinkedBlockingQueue which doesn't ...
http://issues.apache.org/jira/browse/MAPREDUCE-4662    Author: Thomas Graves, 2013-05-15, 06:16
[MAPREDUCE-4668] JettyBugMonitor thread should kill TT if can't find jetty selector thread - MapReduce - [issue]
...We ran into a case where a tasktracker started but for some reason the jetty thread didn't start or died shortly after start.  I couldn't find anything useful as to why.  Since Jet...
http://issues.apache.org/jira/browse/MAPREDUCE-4668    Author: Thomas Graves, 2013-05-14, 06:14
[MAPREDUCE-4242] port gridmix tests to yarn - MapReduce - [issue]
...jira MAPREDUCE-3543 is mavenizing gridmix, however some of the tests were not pulled over since they need to be ported to Yarn.This jira is to port the remaining tests.  The ones under ...
http://issues.apache.org/jira/browse/MAPREDUCE-4242    Author: Thomas Graves, 2013-04-02, 17:21
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