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[MAPREDUCE-5813] YarnChild does not load job.xml with mapreduce.job.classloader=true - MapReduce - [issue]
...YarnChild.main uses JobConf.addResource(String) to load job.xml that relies on class loading. When mapreduce.job.classloader=true the job-speicific part of the class path is separated from C...
http://issues.apache.org/jira/browse/MAPREDUCE-5813    Author: Gera Shegalov, 2014-03-30, 15:07
[MAPREDUCE-5802] Provide an inclusion list mapreduce.job.classloader.job.classes for the class loading isolation - MapReduce - [issue]
...MAPREDUCE-1700  introduced a way to isolate job-suplied classes in an Application Classloader.  mapreduce.job.classloader.system.classes is a way to provide an exclusion list for t...
http://issues.apache.org/jira/browse/MAPREDUCE-5802    Author: Gera Shegalov, 2014-03-19, 00:09
[MAPREDUCE-5648] Allow user-specified diagnostics for killed tasks and jobs - MapReduce - [issue]
...Our users and tools want to be able to supply additional custom diagnostic messages to mapreduce ClientProtocol killTask....
http://issues.apache.org/jira/browse/MAPREDUCE-5648    Author: Gera Shegalov, 2014-03-16, 03:38
[MAPREDUCE-5774] Job overview in history UI HsJobBlock should list Reducer phases in chronological order - MapReduce - [issue]
...Current order:Average Map Time         9secAverage Reduce Time 0secAverage Shuffle Time 22secAverage Merge Time 0secProposed order:Average Map Time     &nb...
http://issues.apache.org/jira/browse/MAPREDUCE-5774    Author: Gera Shegalov, 2014-03-03, 03:49
Re: [VOTE] Release Apache Hadoop 2.3.0 - MapReduce - [mail # dev]
...+1 non-binding- checked out the rc tag and built from source- deployed a pseudo-distributed cluster withyarn.resourcemanager.recovery.enabled=true- ran a sleep job with multiple map waves an...
   Author: Gera Shegalov, 2014-02-13, 03:53
[MAPREDUCE-5672] Provide optional RollingFileAppender for container log4j (syslog) - MapReduce - [issue]
...This JIRA is an alternative take on YARN-1130We propose providing an option of using a RollingFileAppender(RFA)-based implementation of container log appender as means of log size control vi...
http://issues.apache.org/jira/browse/MAPREDUCE-5672    Author: Gera Shegalov, 2014-02-01, 03:20
[MAPREDUCE-5693] Restore MRv1 behavior for log flush - MapReduce - [issue]
...to improve log consistency and completeness for diagnostics in the case of JVM crashes and SIGTERMing by NM this JIRA proposes to restore the MRv1 behavior of periodic log syncing (every 5s)...
http://issues.apache.org/jira/browse/MAPREDUCE-5693    Author: Gera Shegalov, 2014-02-01, 03:20
[MAPREDUCE-5692] Add explicit diagnostics when a task attempt is killed due to speculative execution - MapReduce - [issue]
...We need to clearly indicate when a task attempt is killed because another task attempt succeeded first when speculative execution is enabled....
http://issues.apache.org/jira/browse/MAPREDUCE-5692    Author: Gera Shegalov, 2014-01-28, 23:33
[MAPREDUCE-5650] Job fails when hprof mapreduce.task.profile.map/reduce.params is specified - MapReduce - [issue]
...When one uses dedicated hprof mapreduce.task.profile.map.params or mapreduce.task.profile.reduce.params, the profiled tasks will fail to launch because hprof parameters are supplied to the c...
http://issues.apache.org/jira/browse/MAPREDUCE-5650    Author: Gera Shegalov, 2014-01-18, 13:27
[MAPREDUCE-5696] Add Localization counters to MR - MapReduce - [issue]
...Users are often unaware of localization cost that their jobs incur. To measure effectiveness of localization caches it is necessary to expose the overhead in the form of user-visible metrics...
http://issues.apache.org/jira/browse/MAPREDUCE-5696    Author: Gera Shegalov, 2014-01-03, 03:53
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