Apache Hadoop Changelog

Release 1.0.1 - 2012-02-22

INCOMPATIBLE CHANGES:

JIRASummaryPriorityComponentReporterContributor
HADOOP-8037Binary tarball does not preserve platform info for native builds, and RPMs fail to provide needed symlinks for libhadoop.soBlockerbuildMatt FoleyMatt Foley
HADOOP-7470move up to Jackson 1.8.8MinorutilSteve LoughranEnis Soztutar

IMPORTANT ISSUES:

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NEW FEATURES:

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IMPROVEMENTS:

JIRASummaryPriorityComponentReporterContributor
HADOOP-8009Create hadoop-client and hadoop-minicluster artifacts for downstream projectsCriticalbuildAlejandro AbdelnurAlejandro Abdelnur
HADOOP-7987Support setting the run-as user in unsecure modeMajorsecurityDevaraj DasJitendra Nath Pandey
HDFS-2814NamenodeMXBean does not account for svn revision in the version informationMinor.Hitesh ShahHitesh Shah
MAPREDUCE-3607Port missing new API mapreduce lib classes to 1.xMajorclientTom WhiteTom White
MAPREDUCE-3184Improve handling of fetch failures when a tasktracker is not responding on HTTPMajorjobtrackerTodd LipconTodd Lipcon

BUG FIXES:

JIRASummaryPriorityComponentReporterContributor
HADOOP-8052Hadoop Metrics2 should emit Float.MAX_VALUE (instead of Double.MAX_VALUE) to avoid making Ganglia's gmetad coreMajormetricsVarun KapoorVarun Kapoor
HADOOP-8010hadoop-config.sh spews error message when HADOOP_HOME_WARN_SUPPRESS is set to true and HADOOP_HOME is presentMinorscriptsRoman ShaposhnikRoman Shaposhnik
HADOOP-7988Upper case in hostname part of the principals doesn't work with kerberos.Major.Jitendra Nath PandeyJitendra Nath Pandey
HADOOP-7964Deadlock in class init.Blockersecurity, utilKihwal LeeDaryn Sharp
HADOOP-7960Port HADOOP-5203 to branch-1, build version comparison is too restrictiveMajor.Giridharan KesavanMatt Foley
HDFS-23790.20: Allow block reports to proceed without holding FSDataset lockCriticaldatanodeTodd LipconTodd Lipcon
MAPREDUCE-3343TaskTracker Out of Memory because of distributed cacheMajormrv1Ahmed Radwanzhaoyunjiong

TESTS:

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SUB-TASKS:

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OTHER:

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