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[MAPREDUCE-4150] Versioning and rolling upgrades for MR2 - MapReduce - [issue]
...It doesn't seem that Yarn components, for example the ResourceManager or NodeManager, do build/package version checking before trying to communicate with each other. The objective of this ti...
http://issues.apache.org/jira/browse/MAPREDUCE-4150    Author: Ahmed Radwan, 2014-04-23, 02:00
[MAPREDUCE-2254] Allow setting of end-of-record delimiter for TextInputFormat - MapReduce - [issue]
...It will be useful to allow setting the end-of-record delimiter for TextInputFormat. The current implementation hardcodes '\n', '\r' or '\r\n' as the only possible record delimiters. This is ...
http://issues.apache.org/jira/browse/MAPREDUCE-2254    Author: Ahmed Radwan, 2014-01-13, 15:10
[MAPREDUCE-4511] Add IFile readahead - MapReduce - [issue]
...This ticket is to add IFile readahead as part of HADOOP-7714....
http://issues.apache.org/jira/browse/MAPREDUCE-4511    Author: Ahmed Radwan, 2013-07-17, 20:46
Re: Saving data in db instead of hdfs - MapReduce - [mail # user]
...You can use the DBOutputFormat to directly write your job output to a DB, see: http://hadoop.apache.org/docs/current/api/org/apache/hadoop/mapred/lib/db/DBOutputFormat.html  I'd also re...
   Author: Ahmed Radwan, 2013-05-02, 21:17
[MAPREDUCE-4346] Adding a refined version of JobTracker.getAllJobs() and exposing through the JobClient - MapReduce - [issue]
...The current implementation for JobTracker.getAllJobs() returns all submitted jobs in any state, in addition to retired jobs. This list can be long and represents an unneeded overhead especia...
http://issues.apache.org/jira/browse/MAPREDUCE-4346    Author: Ahmed Radwan, 2013-04-19, 17:20
[MAPREDUCE-3370] MiniMRYarnCluster uses a hard coded path location for the MapReduce application jar - MapReduce - [issue]
...MiniMRYarnCluster uses a hard coded relative path location for the MapReduce application jar. It is better to have this location as a system property so tests can pick the application jar re...
http://issues.apache.org/jira/browse/MAPREDUCE-3370    Author: Ahmed Radwan, 2013-04-12, 17:18
[MAPREDUCE-4703] Add the ability to start the MiniMRClientCluster using the configurations used before it is being stopped. - MapReduce - [issue]
...The objective here is to enable starting back the cluster, after being stopped, using the same configurations/port numbers used before stopping....
http://issues.apache.org/jira/browse/MAPREDUCE-4703    Author: Ahmed Radwan, 2012-12-18, 13:25
[MAPREDUCE-4406] Users should be able to specify the MiniCluster ResourceManager and JobHistoryServer ports - MapReduce - [issue]
...There is use-cases where users may need to specify the ports used for the resource manager and history server for the minicluster.In the current implementation, the MiniCluster sets these ad...
http://issues.apache.org/jira/browse/MAPREDUCE-4406    Author: Ahmed Radwan, 2012-11-14, 00:07
[MAPREDUCE-4494] TestFifoScheduler failing with Metrics source QueueMetrics,q0=default already exists! - MapReduce - [issue]
...TestFifoScheduler is failing:Running org.apache.hadoop.yarn.server.resourcemanager.TestFifoSchedulerTests run: 5, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 14.614 sec <<< FA...
http://issues.apache.org/jira/browse/MAPREDUCE-4494    Author: Ahmed Radwan, 2012-10-11, 18:48
[MAPREDUCE-4572] Can not access user logs - Jetty is not configured by default to serve aliases/symlinks - MapReduce - [issue]
...The task log servlet can no longer access user logs because MAPREDUCE-2415 introduce symlinks to the logs and jetty is not configured by default to serve symlinks....
http://issues.apache.org/jira/browse/MAPREDUCE-4572    Author: Ahmed Radwan, 2012-10-11, 18:48
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