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[MAPREDUCE-5800] Use Job#getInstance instead of deprecated constructors - MapReduce - [issue]
...There're some methods calling deprecated constructors such as new Job(), which causes javac warnings.We should use Job.getInstance() to get an instance....
http://issues.apache.org/jira/browse/MAPREDUCE-5800    Author: Akira AJISAKA, 2015-01-29, 06:34
[MAPREDUCE-6143] add configuration for  mapreduce speculative execution in MR2 - MapReduce - [issue]
...add configuration for  mapreduce speculative execution in MR2.Currently mapreduce.job.speculative.speculativecap and mapreduce.job.speculative.slownodethreshold are not used for MR2 map...
http://issues.apache.org/jira/browse/MAPREDUCE-6143    Author: zhihai xu, 2015-01-29, 02:51
[MAPREDUCE-6225] Fix new findbug warnings in hadoop-mapreduce-client-core - MapReduce - [issue]
...Recent precommit builds in hadoop-mapreduce-client-core are flagging findbug warnings that appear to be new with the recent findbugs upgrade.  These need to be cleaned up....
http://issues.apache.org/jira/browse/MAPREDUCE-6225    Author: Jason Lowe, 2015-01-28, 20:54
[MAPREDUCE-5718] MR job will fail after commit fail - MapReduce - [issue]
...when any of this happens: While testing RM HA, if the RM fails over while an MR AM is in the middle of a commit, When testing preempting, if the MR AM fails over during the middle of a commi...
http://issues.apache.org/jira/browse/MAPREDUCE-5718    Author: Karthik Kambatla, 2015-01-28, 02:30
[MAPREDUCE-6059] Speed up history server startup time - MapReduce - [issue]
...When history server starts up, It scans every history directories and put all history files into a cache, whereas this cache only stores 20K recent history files. Therefore, it is wasting a ...
http://issues.apache.org/jira/browse/MAPREDUCE-6059    Author: Siqi Li, 2015-01-28, 01:18
[MAPREDUCE-6229] finished MapReduce tasks will be re executed when AM fails on recovery process - MapReduce - [issue]
...MapReduce AM failovers, and suddently it is killed during recovery. Next time when the AM failovers again, the progress will lose for that it only parses previous history file. As a result, ...
http://issues.apache.org/jira/browse/MAPREDUCE-6229    Author: Yang Hao, 2015-01-28, 00:53
[MAPREDUCE-6223] TestJobConf#testNegativeValueForTaskVmem failures - MapReduce - [issue]
...Tests run: 8, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 3.328 sec <<< FAILURE! - in org.apache.hadoop.conf.TestJobConftestNegativeValueForTaskVmem(org.apache.hadoop.conf.Tes...
http://issues.apache.org/jira/browse/MAPREDUCE-6223    Author: Gera Shegalov, 2015-01-27, 20:20
[MAPREDUCE-3276] hadoop dfs -copyToLocal/copyFromLocal called within Hadoop Streaming returns early - MapReduce - [issue]
...I'm using the Cloudera hadoop realease 0.20.2.+737 to parallelize bash scripts with Hadoop Streaming.Below is an example script that i've been running which simply copies a file from hdfs to...
http://issues.apache.org/jira/browse/MAPREDUCE-3276    Author: Keith Stevens, 2015-01-27, 19:27
[MAPREDUCE-4815] FileOutputCommitter.commitJob can be very slow for jobs with many output files - MapReduce - [issue]
...If a job generates many files to commit then the commitJob method call at the end of the job can take minutes.  This is a performance regression from 1.x, as 1.x had the tasks commit di...
http://issues.apache.org/jira/browse/MAPREDUCE-4815    Author: Jason Lowe, 2015-01-27, 18:44
[MAPREDUCE-5393] Physical memory and Virtual Memory counters in Job Counters display incorrect values - MapReduce - [issue]
...The counters Physical memory (bytes) snapshot - represented by PHYSICAL_MEMORY_BYTES ) and Virtual memory (bytes) snapshot - represented by VIRTUAL_MEMORY_BYTES have multiple issues1. It cal...
http://issues.apache.org/jira/browse/MAPREDUCE-5393    Author: Sheetal Dolas, 2015-01-27, 18:05
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB