Project: Apache Hadoop (App Definition and Development / Database)
File: CHANGELOG.0.5.0.md

<! --> | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | making improvements to the jobclients to get information on currenlyl running jobs and the jobqueue | Minor | . | Mahadev konar | Mahadev konar | | | add optional compression of map outputs | Major | . | Owen O'Malley | Owen O'Malley | | | Design/Implement a tool to support archival and analysis of logfiles. | Major | . | Arun C Murthy | | | | Implement HDFS content browsing interface | Major | . | Devaraj Das | Devaraj Das | | | keeping files for tasks that match regex on task id | Major | . | Owen O'Malley | Owen O'Malley | | | Periodically move blocks from full nodes to those with space | Major | . | Johan Oskarsson | Johan Oskarsson | | | Added ability to copy all part-files into one output file | Trivial | . | Johan Oskarsson | Johan Oskarsson | | | provide an input format that fetches a subset of sequence file records | Major | . | Hairong Kuang | Hairong Kuang | | | a python word count example that runs under jython | Major | . | Owen O'Malley | Owen O'Malley | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Using wildcards in config pathnames | Minor | conf | Johan Oskarsson | Doug Cutting | | | hadoopStreaming: fix APIs, -reduce NONE, StreamSequenceRecordReader | Major | . | Michel Tourn | | | | junit with pure-Java hadoopStreaming combiner; remove CRLF in some files | Major | . | Michel Tourn | | | | add versioning to RPC | Major | ipc | Yoram Arnon | | | | Build and test hadoopStreaming nightly | Major | . | Michel Tourn | | | | Enhance distcp to handle \http\ as a 'source protocol'. | Major | util | Arun C Murthy | Arun C Murthy | | | Standard set of Performance Metrics for Hadoop | Major | metrics | Milind Bhandarkar | Milind Bhandarkar | | | the start up scripts should take a command line parameter --config making it easy to run multiple hadoop installation on same machines | Minor | . | Mahadev konar | Milind Bhandarkar | | | DatanodeInfo refactoring | Major |

| Konstantin Shvachko | Konstantin Shvachko | | | class Text (replacement for class UTF8) was: HADOOP-136 | Major | io | Michel Tourn | Hairong Kuang | | | factor out the namespace image/transaction log writing | Major | . | Owen O'Malley | Konstantin Shvachko | | | Writable DatanodeID | Major | . | Konstantin Shvachko | Konstantin Shvachko | | | infoPort field should be a DatanodeID member | Major | . | Konstantin Shvachko | Devaraj Das | | | JobConf access to name-values | Major | . | Michel Tourn | Michel Tourn | | | expose JobConf properties as environment variables | Major | . | Michel Tourn | | | | Improve the UI for DFS content browsing | Major | . | Devaraj Das | | | | Using HashMap instead of TreeMap for some maps in Namenode yields 17% performance improvement | Major | . | Milind Bhandarkar | Milind Bhandarkar | | | MiniDFSCluster shudown order | Minor | . | Konstantin Shvachko | Konstantin Shvachko | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Portability of hadoop shell scripts for deployment | Major | . | Jean-Baptiste Quenot | | | | A stand alone driver for individual tasks | Major | . | Michel Tourn | Michel Tourn | | | NPE in Path.equals | Major | fs | Frdric Bertin | Doug Cutting | | | ToolBase calls System.exit | Major | util | Owen O'Malley | Hairong Kuang | | | hadoop-daemon starts but does not stop servers under cygWin | Major | . | Konstantin Shvachko | | | | All daemons should have public methods to start and stop them | Major | . | Barry Kaplan | | | | rpc versioning broke out-of-order server launches | Major | ipc | Owen O'Malley | Owen O'Malley | | | datanode crashes on startup with ClassCastException | Major | . | Owen O'Malley | Owen O'Malley | | | In standalone mode, 'org.apache.commons.cli cannot be resolved' | Minor | . | stack | | | | DistributedFSCheck should cleanup, seek, and report missing files. | Minor | fs | Konstantin Shvachko | Konstantin Shvachko | | | Datanode does not scan for an open http port | Major |

| Owen O'Malley | Owen O'Malley | | | improved error messages for file checksum errors | Minor | fs | Owen O'Malley | Owen O'Malley | | | TaskTracker passes incorrect file path to DF under cygwin | Major | . | Konstantin Shvachko | Konstantin Shvachko | | | unit tests fail on windows | Major | . | Owen O'Malley | Michel Tourn | | | The reduce tasks poll for mapoutputs in a loop | Major | . | Mahadev konar | Mahadev konar | | | LocalJobRunner assigns duplicate mapid's | Major | . | Sami Siren | | | | rcc does not generate correct Java code for the field of a record type | Major | . | Hairong Kuang | Milind Bhandarkar | | | the hadoop-daemons.sh fails with "no such file or directory" when used from a relative path | Major | . | Owen O'Malley | Owen O'Malley | | | Introduce a way for datanodes to register their HTTP info ports with the NameNode | Major | . | Devaraj Das | Devaraj Das | | | MiniMapReduce tests get stuck because of some timing issues with initialization of tasktrackers. | Major | . | Mahadev konar | Mahadev konar | | | test-contrib with spaces in classpath (Windows) | Major | . | Michel Tourn | | | | tasks can get lost when reporting task completion to the JobTracker has an error | Major | . | Devaraj Das | Owen O'Malley | | | The validateUTF function of class Text throws MalformedInputException for valid UTF8 code containing ascii chars | Major | io | Hairong Kuang | Hairong Kuang | | | Regression tests are not working. | Major | . | Mahadev konar | | | | Configuration does not handle URL | Major | . | Jean-Baptiste Quenot | | | | DFSShell problems. Incorrect block replication detection in fsck. | Major | . | Konstantin Shvachko | | | | DFSNodesStatus() should sort data nodes. | Major | . | Konstantin Shvachko | | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | junit test for HADOOP-59: support generic command-line options | Major | . | Hairong Kuang | Hairong Kuang | | | hadoopStreaming test jobconf -\> env.var. mapping | Major | . | Michel Tourn | | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Remove Jetty dependency | Major | ipc | Barry Kaplan | Devaraj Das | | | Many small jobs benchmark for MapReduce | Minor | . | Sanjay Dahiya | Sanjay Dahiya |