Apache Hadoop Changelog

Release 0.11.0 - 2007-02-02

INCOMPATIBLE CHANGES:

JIRASummaryPriorityComponentReporterContributor

IMPORTANT ISSUES:

JIRASummaryPriorityComponentReporterContributor

NEW FEATURES:

JIRASummaryPriorityComponentReporterContributor
HADOOP-967flip boolean to have rpc clients send a headerMajoripcOwen O'MalleyOwen O'Malley
HADOOP-961a cli tool to get the event logs from a jobMajor.Owen O'MalleyOwen O'Malley
HADOOP-918Examples of Abacus using Python pluginsMajor.Runping QiRunping Qi
HADOOP-908Hadoop Abacus, a package for performing simple counting/aggregationMajor.Runping QiRunping Qi
HADOOP-884Create scripts to run Hadoop on Amazon EC2MajorscriptsTom WhiteTom White
HADOOP-852want ant task for record definitionsMajorrecordDoug CuttingMilind Bhandarkar
HADOOP-732SequenceFile's header should allow to store metadata in the form of key/value pairsMajorioRunping QiRunping Qi

IMPROVEMENTS:

JIRASummaryPriorityComponentReporterContributor
HADOOP-963improve the stack trace returned by RPC clientMajoripcOwen O'MalleyOwen O'Malley
HADOOP-936More updates to metric names to conform to HADOOP-887Minor.Nigel Daley
HADOOP-897Need a simpler way to specify arbitrary options to java compiler while building HadoopMinorbuildMilind BhandarkarMilind Bhandarkar
HADOOP-890Update tag and metric names to conform to HADOOP-887MinormetricsNigel DaleyNigel Daley
HADOOP-862Add handling of s3 to CopyFile toolMinorutilstack
HADOOP-842change the open method in ClientProtocol to take an additional argument: clientMachineMajor.Hairong KuangHairong Kuang
HADOOP-833need documentation of native build requirementsMajordocumentationDoug CuttingArun C Murthy
HADOOP-830Improve the performance of the Merge phaseMajor.Devaraj DasDevaraj Das
HADOOP-805JobClient should print the Task's stdout and stderr to the clients consoleMajor.Owen O'MalleySanjay Dahiya
HADOOP-801job tracker should keep a log of task completion and failureMajor.Owen O'MalleySanjay Dahiya
HADOOP-788Streaming should use a subclass of TextInputFormat for reading text inputs.Major.Owen O'MalleySanjay Dahiya
HADOOP-726HDFS locking mechanisms should be simplified or removedMinor.Sameer ParanjpyeRaghu Angadi
HADOOP-692Rack-aware Replica PlacementMajor.Hairong KuangHairong Kuang
HADOOP-659Boost the priority of re-replicating blocks that are far from their replication targetMajor.Konstantin ShvachkoHairong Kuang
HADOOP-602Remove Lucene dependencyMajor.Andrzej BialeckiMilind Bhandarkar

BUG FIXES:

JIRASummaryPriorityComponentReporterContributor
HADOOP-969deadlock in job tracker RetireJobsCritical.Owen O'MalleyOwen O'Malley
HADOOP-965Isolation Runner looking for job.jar in wrong directoryMajor.Dennis Kubes
HADOOP-964ClassNotFoundException in ReduceTaskRunnerBlocker.Dennis Kubes
HADOOP-962Hadoop EC2 scripts are not executableMajorscriptsTom WhiteTom White
HADOOP-959TestCheckpoint fails on WindowsMajor.dhruba borthakurdhruba borthakur
HADOOP-937data node re-registrationMajor.Hairong KuangHairong Kuang
HADOOP-935Abacus should not delete the output dirMajor.Runping QiRunping Qi
HADOOP-934TaskTracker sends duplicate status when updating task metrics throws exceptionMajor.Nigel DaleyArun C Murthy
HADOOP-929PhasedFileSystem should implement get/set configurationMajor.Sanjay DahiyaSanjay Dahiya
HADOOP-922Optimize small reads and seeksMajor.dhruba borthakurdhruba borthakur
HADOOP-920MapFileOutputFormat and SequenceFileOutputFormat use incorrect key/value classes in map/reduce tasksMajor.Andrzej BialeckiAndrzej Bialecki
HADOOP-916HADOOP-908 patch causes javadoc warningsTrivial.Nigel DaleyNigel Daley
HADOOP-912TestMiniMRWithDFS fails sporadicallyMajor.Nigel DaleyArun C Murthy
HADOOP-909dfs “du” shows that the size of a subdirectory is 0Major.Hairong KuangHairong Kuang
HADOOP-905Code to qualify inputDirs doesn't affect path validationMajorfsKenji Matsuoka
HADOOP-902NPE in DFSOutputStream.closeBackupStream()Major.Raghu AngadiRaghu Angadi
HADOOP-901Make S3FileSystem do recursive renamesMajorfsTom White
HADOOP-899Removal of deprecated code (in v0.10.0) from trunk breaks libhdfsMajor.Sameer ParanjpyeSameer Paranjpye
HADOOP-898namenode generates infinite stream of null pointersMajor.Owen O'MalleyRaghu Angadi
HADOOP-886thousands of TimerThreads created by metrics APIMajormetricsNigel DaleyNigel Daley
HADOOP-881job history web/ui does not count task failures correctlyMajor.Owen O'MalleySanjay Dahiya
HADOOP-856fsck reports a non-existant DFS path as healthyMinor.Nigel DaleyMilind Bhandarkar
HADOOP-855HDFS should repair corrupted filesMajor.Wendy ChienWendy Chien
HADOOP-781Remove from trunk things deprecated in 0.10 branch.Major.Doug CuttingDoug Cutting
HADOOP-758FileNotFound on DFS block fileMajor.Owen O'MalleyRaghu Angadi
HADOOP-757“Bad File Descriptor” in closing DFS fileMajor.Owen O'MalleyRaghu Angadi
HADOOP-735The underlying data structure, ByteArrayOutputStream, for buffer type of Hadoop record is inappropriateMajorrecordRunping QiMilind Bhandarkar
HADOOP-731Sometimes when a dfs file is accessed and one copy has a checksum error the I/O command fails, even if another copy is alright.Major.Dick KingWendy Chien
HADOOP-549NullPointerException in TaskReport's serialization codeMajor.Michel TournOwen O'Malley
HADOOP-405Duplicate browseDirectory.jspMinor.Konstantin Shvachkonavychen
HADOOP-309NullPointerException in StatusHttpServerMinor.Konstantin Shvachkonavychen
HADOOP-227Namespace check pointing is not performed until the namenode restarts.Major.Konstantin Shvachkodhruba borthakur

TESTS:

JIRASummaryPriorityComponentReporterContributor

SUB-TASKS:

JIRASummaryPriorityComponentReporterContributor

OTHER:

JIRASummaryPriorityComponentReporterContributor