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[MAPREDUCE-4299] Terasort hangs with MR2 FifoScheduler - MapReduce - [issue]
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...What happens is that the number of reducers ramp up until they occupy all of the job's containers, at which point the maps no longer make any progress and the job hangs.When the same job is ...
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http://issues.apache.org/jira/browse/MAPREDUCE-4299
Author: Tom White,
2012-10-04, 18:03
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[MAPREDUCE-4610] Support deprecated mapreduce.job.counters.limit property in MR2 - MapReduce - [issue]
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...The property mapreduce.job.counters.limit was introduced in MAPREDUCE-1943, but the mechanism was changed in MAPREDUCE-901 where the property name was changed to mapreduce.job.counters.max w...
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http://issues.apache.org/jira/browse/MAPREDUCE-4610
Author: Tom White,
2012-09-27, 13:42
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[MAPREDUCE-4146] Support limits on task status string length and number of block locations in branch-2 - MapReduce - [issue]
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...This brings MAPREDUCE-1943 to branch-2. Counter limits were introduced in MAPREDUCE-901....
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http://issues.apache.org/jira/browse/MAPREDUCE-4146
Author: Tom White,
2012-09-07, 22:10
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[MAPREDUCE-4488] Port MAPREDUCE-463 (The job setup and cleanup tasks should be optional) to branch-1 - MapReduce - [issue]
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http://issues.apache.org/jira/browse/MAPREDUCE-4488
Author: Tom White,
2012-09-05, 10:34
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[MAPREDUCE-4632] Make sure MapReduce declares correct set of dependencies - MapReduce - [issue]
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...This is the equivalent of HADOOP-8278 for MapReduce....
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http://issues.apache.org/jira/browse/MAPREDUCE-4632
Author: Tom White,
2012-09-04, 16:16
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[MAPREDUCE-4252] MR2 job never completes with 1 pending task - MapReduce - [issue]
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...This was found by ATM:I ran a teragen with 1000 map tasks. Many task attempts failed, but after 999 of the tasks had completed, the job is now sitting forever with 1 task "pending"....
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http://issues.apache.org/jira/browse/MAPREDUCE-4252
Author: Tom White,
2012-08-29, 21:30
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[MAPREDUCE-3542] Support "FileSystemCounter" legacy counter group name for compatibility - MapReduce - [issue]
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...The group name changed from "FileSystemCounter" to "org.apache.hadoop.mapreduce.FileSystemCounter", but we should support the old one for compatibility's sake. This came up in PIG-2347....
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http://issues.apache.org/jira/browse/MAPREDUCE-3542
Author: Tom White,
2012-08-13, 19:10
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[MAPREDUCE-4257] Support fair-sharing option within a MR2 Capacity Scheduler queue - MapReduce - [issue]
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...The fair scheduler can run jobs in a single pool (queue) in FIFO or fair share mode. In FIFO mode one job runs at a time, in priority order, while in fair share mode multiple jobs can run at...
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http://issues.apache.org/jira/browse/MAPREDUCE-4257
Author: Tom White,
2012-07-12, 01:33
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[MAPREDUCE-3871] Allow symlinking in LocalJobRunner DistributedCache - MapReduce - [issue]
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...Currently the LocalJobRunner doesn't create symlinks for files in the DistributedCache. It is safe to create symlinks if files of the same name don't exist. LocalJobRunner should also delete...
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http://issues.apache.org/jira/browse/MAPREDUCE-3871
Author: Tom White,
2012-07-05, 12:37
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[MAPREDUCE-2338] Deprecate field selection methods on JobConf - MapReduce - [issue]
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...KeyFieldBasedComparator and KeyFieldBasedPartitioner are libraries so should not appear as getters and setters in JobConf. For the new API there are getters and setters on KeyFieldBasedCompa...
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http://issues.apache.org/jira/browse/MAPREDUCE-2338
Author: Tom White,
2012-06-30, 17:16
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