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[MAPREDUCE-6315] Implement retrieval of logs for crashed MR-AM via jhist in the staging directory - MapReduce - [issue]
...When all AM attempts crash, there is no record of them in JHS. Thus no easy way to get the logs. This JIRA automates the procedure by utilizing the jhist file in the staging directory....
http://issues.apache.org/jira/browse/MAPREDUCE-6315    Author: Gera Shegalov , 2018-08-30, 02:41
[MAPREDUCE-6925] CLONE - Make Counter limits consistent across JobClient, MRAppMaster, and YarnChild - MapReduce - [issue]
...Currently, counter limits "mapreduce.job.counters.*" handled by org.apache.hadoop.mapreduce.counters.Limits are initialized asymmetrically: on the client side, and on the AM, job.xml is igno...
http://issues.apache.org/jira/browse/MAPREDUCE-6925    Author: Gera Shegalov , 2018-07-18, 17:43
[MAPREDUCE-5785] Derive heap size or mapreduce.*.memory.mb automatically - MapReduce - [issue]
...Currently users have to set 2 memory-related configs per Job / per task type.  One first chooses some container size map reduce.*.memory.mb and then a corresponding maximum Java hea...
http://issues.apache.org/jira/browse/MAPREDUCE-5785    Author: Gera Shegalov , 2018-06-15, 10:08
[expand - 1 more] - [VOTE] Release Apache Hadoop 3.1.0 (RC1) - MapReduce - [mail # dev]
...+1 (non-binding)- built from source- tested SparkPi on minicluster (modulo YARN-7747)- tested SparkPi on pseudo-distributed cluster- browsed HDFS doc in the site tarballOn Tue, Apr 3, 2018 a...
   Author: Gera Shegalov , 2018-04-03, 21:07
[MAPREDUCE-5875] Make Counter limits consistent across JobClient, MRAppMaster, and YarnChild - MapReduce - [issue]
...Currently, counter limits "mapreduce.job.counters.*" handled by org.apache.hadoop.mapreduce.counters.Limits are initialized asymmetrically: on the client side, and on the AM, job.xml is igno...
http://issues.apache.org/jira/browse/MAPREDUCE-5875    Author: Gera Shegalov , 2017-07-31, 22:19
[MAPREDUCE-6128] Automatic addition of bundled jars to distributed cache - MapReduce - [issue]
...On the client side, JDK adds Class-Path elements from the job jar manifeston the classpath. In theory there could be many bundled jars in many directories such that adding them manually via ...
http://issues.apache.org/jira/browse/MAPREDUCE-6128    Author: Gera Shegalov , 2017-01-07, 01:59
[MAPREDUCE-5839] Provide a boolean switch to enable LazyOutputFormat - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-5839    Author: Gera Shegalov , 2017-01-07, 01:59
[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 , 2017-01-07, 01:59
[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 , 2016-12-09, 03:31
[MAPREDUCE-6793] io.sort.factor code default and mapred-default.xml values inconsistent - MapReduce - [issue]
...The actual default value in mapred-default.xml:<property>  <name>mapreduce.task.io.sort.factor</name>  <value>10</value>  <description>The ...
http://issues.apache.org/jira/browse/MAPREDUCE-6793    Author: Gera Shegalov , 2016-11-22, 00:10