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[MAPREDUCE-1021] mapred-default.xml does not document all framework config parameters - MapReduce - [issue]
...MAPREDUCE-849 renamed and categorized configuration keys. All the configuration keys should be documented with defaults in mapred-default.xml...
http://issues.apache.org/jira/browse/MAPREDUCE-1021    Author: Sharad Agarwal, 2014-07-24, 01:15
[MAPREDUCE-786] Jobtracker history should be written aysnchronously to the filesystem - MapReduce - [issue]
...Jobtracker lock is held while writing the history events. This makes the jobtracker slow on flushes, especially when history is written to HDFS. History events should be written asynchronous...
http://issues.apache.org/jira/browse/MAPREDUCE-786    Author: Sharad Agarwal, 2014-07-23, 21:04
[MAPREDUCE-346] Report Map-Reduce Framework Counters in pipeline order - MapReduce - [issue]
...Currently there is no order in which counters are printed. It would be more user friendly if Map-Reduce Framework counters are reported in the pipeline order....
http://issues.apache.org/jira/browse/MAPREDUCE-346    Author: Sharad Agarwal, 2014-07-21, 20:50
Hadoop meetup in Bangalore - MapReduce - [mail # user]
...Hi Bangalore Area Hadoop Developers and Users,  The next Hadoop meetup is planned on August 24. Details are at:   http://www.meetup.com/Bangalore-Hadoop-Meetups  The idea is t...
   Author: Sharad Agarwal, 2012-08-17, 11:21
[MAPREDUCE-2713] Recovery of ResourceManager - MapReduce - [issue]
...ResourceManager needs to recover from crashes to the state where it left off. All running applications should be able to join back the restarted RM. All running containers should not be affe...
http://issues.apache.org/jira/browse/MAPREDUCE-2713    Author: Sharad Agarwal, 2012-06-18, 17:06
[MAPREDUCE-3315] Master-Worker Application on YARN - MapReduce - [issue]
...Currently master worker scenarios are forced fit into Map-Reduce. Now with YARN, these can be first class and would benefit real/near realtime workloads and be more effective in using the cl...
http://issues.apache.org/jira/browse/MAPREDUCE-3315    Author: Sharad Agarwal, 2012-05-25, 08:08
[MAPREDUCE-2720] MR-279: Write a simple Java application - MapReduce - [issue]
...Currently for isolation purposes, many simple java applications run in cluster with 1 map only job. (eg. Oozie). This is not really required with nextgen hadoop (mrv2) and non-MR apps are fi...
http://issues.apache.org/jira/browse/MAPREDUCE-2720    Author: Sharad Agarwal, 2012-05-23, 06:01
[MAPREDUCE-2493] New Api FileOutputFormat does not honour user specified OutputCommitter - MapReduce - [issue]
...o.a.h.mapreduce.lib.output.FileOutputFormat always uses the default FileOutputCommitter. It ignores the user specified OutputCommitter....
http://issues.apache.org/jira/browse/MAPREDUCE-2493    Author: Sharad Agarwal, 2012-05-22, 09:19
Re: Optimized Hadoop - MapReduce - [mail # dev]
...I have some work pool related thoughts for MRv2 which are captured here:  https://issues.apache.org/jira/browse/MAPREDUCE-3315  Please feel free to add your inputs and contribution...
   Author: Sharad Agarwal, 2012-02-17, 11:18
Re: ApplicationMaster and completed container status - MapReduce - [mail # dev]
...primarily two reasons:  1. There is no recurring communication channel between NM and AM.  2. Application must act on single source of truth, which is RM.  Sharad  On Sun...
   Author: Sharad Agarwal, 2011-11-28, 05:36
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