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[MAPREDUCE-2719] MR-279: Write a shell command application - MapReduce - [issue]
...With nextgen hadoop (mrv2), it is simple to write non-MR applications. Write an AplicationMaster (also corresponding simple client), to submit and run a shell command application in the clus...
http://issues.apache.org/jira/browse/MAPREDUCE-2719    Author: Sharad Agarwal, 2011-11-15, 00:49
[MAPREDUCE-2904] HDFS jars added incorrectly to yarn classpath - MapReduce - [issue]
http://issues.apache.org/jira/browse/MAPREDUCE-2904    Author: Sharad Agarwal, 2011-11-15, 00:49
[MAPREDUCE-2875] NM does not communicate Container crash to RM - MapReduce - [issue]
...Faulty container crash detection code path in NodeManager.Steps:Run a job. Kill the AM container in NM.NM logs has:org.apache.hadoop.yarn.state.InvalidStateTransitonException: Invalid event:...
http://issues.apache.org/jira/browse/MAPREDUCE-2875    Author: Sharad Agarwal, 2011-11-15, 00:49
[MAPREDUCE-2708] [MR-279] Design and implement MR Application Master recovery - MapReduce - [issue]
...Design recovery of MR AM from crashes/node failures. The running job should recover from the state it left off....
http://issues.apache.org/jira/browse/MAPREDUCE-2708    Author: Sharad Agarwal, 2011-11-15, 00:49
[MAPREDUCE-2702] [MR-279] OutputCommitter changes for MR Application Master recovery - MapReduce - [issue]
...In MR AM recovers from a crash, it only reruns the non completed tasks. The completed tasks (along with their output, if any) needs to be recovered from the previous life. This would require...
http://issues.apache.org/jira/browse/MAPREDUCE-2702    Author: Sharad Agarwal, 2011-11-15, 00:49
[MAPREDUCE-2930] Generate state graph from the State Machine Definition - MapReduce - [issue]
...It would be nice to automatically generate the state machine visualization from the state machine declaration using graphviz or some such. Some state graphs already attached to MAPREDUCE-279...
http://issues.apache.org/jira/browse/MAPREDUCE-2930    Author: Sharad Agarwal, 2011-11-15, 00:48
[MAPREDUCE-2646] MR-279: AM with same sized maps and reduces hangs in presence of failing maps - MapReduce - [issue]
...Currently AM can assign a container given by RM to any map or reduce. However RM allocates for a particular priority. This leads to AM and RM data structures going out of sync....
http://issues.apache.org/jira/browse/MAPREDUCE-2646    Author: Sharad Agarwal, 2011-11-15, 00:48
Re: MR-279: Flaky errors on a real cluster - MapReduce - [mail # dev]
...Ahmed Are you starting the mr history server ? Once the AM finishes, the client requests are served by the history server.  Sharad  On Thu, Jul 14, 2011 at 2:14 AM, Ahmed Radwan &n...
   Author: Sharad Agarwal, 2011-07-14, 06:31
[MAPREDUCE-1810] 0.21 build is broken - MapReduce - [issue]
.../src/java/org/apache/hadoop/mapred/AdminOperationsProtocol.java:31: cannot find symbol    [javac] symbol  : method value()    [javac] locat...
http://issues.apache.org/jira/browse/MAPREDUCE-1810    Author: Sharad Agarwal, 2010-08-24, 21:21
[MAPREDUCE-1185] URL to JT webconsole for running job and job history should be the same - MapReduce - [issue]
...The tracking url for running jobs and the jobs which are retired is different. This creates problem for clients which caches the job running url because soon it becomes invalid when job is r...
http://issues.apache.org/jira/browse/MAPREDUCE-1185    Author: Sharad Agarwal, 2010-08-24, 21:19
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