Version 1.3.0


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Release Notes

1.3.0 releaseShow more

Warnings indicate when the status of a JIRA issue doesn't reflect related development activity. For example: an issue marked complete that has an open pull request should be marked as still being in progress.

Unreviewed Code

These issues have been marked complete but the commits are not part of a pull request or review.

BlockerBugMAPREDUCE-6009Map-only job with new-api runs wrong OutputCommitter when cleanup scheduled in a reduce slotGera ShegalovResolved2 commits
CriticalBugMAPREDUCE-5508JobTracker memory leak caused by unreleased FileSystem objects in JobInProgress#cleanupJobXi FangResolved2 commits
CriticalBugMAPREDUCE-5877Inconsistency between JT/TT for tasks taking a long time to launchKarthik KambatlaResolved1 commit
MajorImprovementMAPREDUCE-2351mapred.job.tracker.history.completed.location should support an arbitrary filesystem URITom WhiteClosed1 commit
MajorImprovementMAPREDUCE-3310Custom grouping comparator cannot be set for CombinersAlejandro AbdelnurClosed6 commits
MajorSub-taskMAPREDUCE-4049plugin for generic shuffle serviceAvner BenHanochClosed4 commits
MajorBugMAPREDUCE-4366mapred metrics shows negative count of waiting maps and reducesSandy RyzaResolved1 commit
MajorBugMAPREDUCE-5047keep.failed.task.files=true causes job failure on secure clustersSandy RyzaResolved1 commit
MajorBugMAPREDUCE-5070TestClusterStatus.testClusterMetrics fails on JDK7Sandy RyzaResolved1 commit
MajorBugMAPREDUCE-5072TestDelegationTokenRenewal.testDTRenewal fails in MR1 on jdk7Sandy RyzaResolved1 commit
MajorBugMAPREDUCE-5073TestJobStatusPersistency.testPersistency fails on JDK7Sandy RyzaResolved1 commit
MajorBugMAPREDUCE-5095TestShuffleExceptionCount#testCheckException fails occasionally with JDK7Arpit AgarwalResolved1 commit
MajorBugMAPREDUCE-5133TestSubmitJob.testSecureJobExecution is flaky due to job dir deletion raceSandy RyzaResolved1 commit
MajorBugMAPREDUCE-5217DistCp fails when launched by Oozie in a secure clusterVenkat RanganathanResolved1 commit
MajorBugMAPREDUCE-5288ResourceEstimator#getEstimatedTotalMapOutputSize suffers from divide by zero issuesKarthik KambatlaResolved1 commit
MajorImprovementMAPREDUCE-5367Local jobs all use same local working directorySandy RyzaClosed4 commits
MajorBugMAPREDUCE-5405Job recovery can fail if task log directory symlink from prior run still existsChris NaurothResolved2 commits
MajorImprovementMAPREDUCE-5406Improve logging around Task Tracker exiting with JVM manager inconsistent stateChelsey ChangResolved2 commits
MajorImprovementMAPREDUCE-5408CLONE - The logging level of the tasks should be configurable by the jobArun C MurthyResolved1 commit
MajorImprovementMAPREDUCE-5457Add a KeyOnlyTextOutputReader to enable streaming to write out text files without separatorsSandy RyzaClosed4 commits
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