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[MAPREDUCE-3838] MapReduce job submission time has increased in 0.23 when compared to 0.20.206 - MapReduce - [issue]
...While running Gridmix on 0.23, we found that the job submission time has increased when compared to 0.20.206. Here are some stats:Submit-TimeTotal number of jobs in YARN Total number of...
http://issues.apache.org/jira/browse/MAPREDUCE-3838    Author: Amar Kamat, 2014-04-23, 16:16
[MAPREDUCE-5605] Memory-centric MapReduce aiming to solve the I/O bottleneck - MapReduce - [issue]
...Memory is a very important resource to bridge the gap between CPUs and I/O devices. So the idea is to maximize the usage of memory to solve the problem of I/O bottleneck. We developed a mult...
http://issues.apache.org/jira/browse/MAPREDUCE-5605    Author: Ming Chen, 2014-04-23, 15:23
[MAPREDUCE-5832] Few tests in TestJobClient fail on Windows - MapReduce - [issue]
...java.lang.Exception: test timed out after 1000 milliseconds at java.net.Inet4AddressImpl.lookupAllHostAddr(Native Method) at java.net.InetAddress$1.lookupAllHostAddr(InetAddress.java:866) at...
http://issues.apache.org/jira/browse/MAPREDUCE-5832    Author: Jian He, 2014-04-23, 14:57
[MAPREDUCE-5833] TestRMContainerAllocator fails ocassionally - MapReduce - [issue]
...testReportedAppProgress and testReportedAppProgressWithOnlyMaps have race conditions.Stacktracejava.util.NoSuchElementException: null at java.util.Collections$EmptyIterator.next(Collections....
http://issues.apache.org/jira/browse/MAPREDUCE-5833    Author: Zhijie Shen, 2014-04-23, 14:57
[MAPREDUCE-5827] TestSpeculativeExecutionWithMRApp fails - MapReduce - [issue]
...junit.framework.AssertionFailedError: Couldn't speculate successfully at junit.framework.Assert.fail(Assert.java:50) at junit.framework.Assert.assertTrue(Assert.java:20) at org.apache.hadoop...
http://issues.apache.org/jira/browse/MAPREDUCE-5827    Author: Zhijie Shen, 2014-04-23, 14:57
[MAPREDUCE-5854] Move the search box in UI from the right side to the left side - MapReduce - [issue]
...In the UI for resoure manager, job history, and job configuration (this might not be a complete list), there is a search box at the top-right corner of the listed content. This search box is...
http://issues.apache.org/jira/browse/MAPREDUCE-5854    Author: Jinhui Liu, 2014-04-23, 06:43
[MAPREDUCE-5831] Old MR client is not compatible with new MR application - MapReduce - [issue]
...Recently, we saw the following scenario:1. The user setup a cluster of hadoop 2.3., which contains YARN 2.3 and MR  2.3.2. The user client on a machine that MR 2.2 is installed and in t...
http://issues.apache.org/jira/browse/MAPREDUCE-5831    Author: Zhijie Shen, 2014-04-23, 06:14
[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-3043] Missing containers info on the nodes page - MapReduce - [issue]
...The containers info on the nodes page on the RM seems to be missing. This was useful in understanding the usage on each of the nodemanagers....
http://issues.apache.org/jira/browse/MAPREDUCE-3043    Author: Ramya Sunil, 2014-04-22, 22:43
[MAPREDUCE-5465] Container killed before hprof dumps profile.out - MapReduce - [issue]
...If there is profiling enabled for mapper or reducer then hprof dumps profile.out at process exit. It is dumped after task signaled to AM that work is finished.AM kills container with finishe...
http://issues.apache.org/jira/browse/MAPREDUCE-5465    Author: Radim Kolar, 2014-04-22, 22:41
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