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[MAPREDUCE-4463] JobTracker recovery fails with HDFS permission issue
...Recovery fails when the job user is different to the JT owner (i.e. on anything bigger than a pseudo-distributed cluster)....
, 2013-04-04, 14:10
[MAPREDUCE-5035] Update MR1 memory configuration docs
...The pmem/vmem settings in the docs (http://hadoop.apache.org/docs/r1.1.1/cluster_setup.html#Memory+monitoring) have not been supported for a long time. The docs should be updated to reflect ...
, 2013-02-27, 16:38
[MAPREDUCE-377] Add serialization for Protocol Buffers
...Protocol Buffers (http://code.google.com/p/protobuf/) are a way of encoding data in a compact binary format. This issue is to write a ProtocolBuffersSerialization to support using Protocol B...
, 2013-02-22, 00:11
[MAPREDUCE-4637] Killing an unassigned task attempt causes the job to fail
...Attempting to kill a task attempt that has been scheduled but is not running causes an invalid state transition and the AM to stop with an error....
, 2013-02-07, 12:40
[MAPREDUCE-3607] Port missing new API mapreduce lib classes to 1.x
...There are a number of classes under mapreduce.lib that are not present in the 1.x series. Including these would help users and downstream projects using the new MapReduce API migrate to late...
, 2013-02-05, 14:27
[MAPREDUCE-4850] Job recovery may fail if staging directory has been deleted
...The job staging directory is deleted in the job cleanup task, which happens before the job-info file is deleted from the system directory (by the JobInProgress garbageCollect() method). If t...
, 2012-12-14, 16:26
[MAPREDUCE-3636] Apply audience and stability annotations to classes in MapReduce for 1.x
...Port MAPREDUCE-1623 to branch-1....
, 2012-10-18, 10:03
[MAPREDUCE-2835] Make per-job counter limits configurable
...The per-job counter limits introduced in MAPREDUCE-1943 are fixed, except for the total number allowed per job (mapreduce.job.counters.limit). It would be useful to make them all configurabl...
, 2012-10-17, 19:27
[MAPREDUCE-4299] Terasort hangs with MR2 FifoScheduler
...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 ...
, 2012-10-04, 18:03
[MAPREDUCE-4610] Support deprecated mapreduce.job.counters.limit property in MR2
...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...
, 2012-09-27, 13:42
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