Apache Hadoop Changelog

Release 0.21.0 - 2010-08-23

INCOMPATIBLE CHANGES:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6701	Incorrect exit codes for “dfs -chown”, “dfs -chgrp”	Minor	fs	Ravi Phulari	Ravi Phulari
HADOOP-6686	Remove redundant exception class name in unwrapped exceptions thrown at the RPC client	Major	.	Suresh Srinivas	Suresh Srinivas
HADOOP-6577	IPC server response buffer reset threshold should be configurable	Major	.	Suresh Srinivas	Suresh Srinivas
HADOOP-6569	FsShell#cat should avoid calling unecessary getFileStatus before opening a file to read	Major	fs	Hairong Kuang	Hairong Kuang
HADOOP-6367	Move Access Token implementation from Common to HDFS	Major	security	Kan Zhang	Kan Zhang
HADOOP-6299	Use JAAS LoginContext for our login	Major	security	Arun C Murthy	Owen O'Malley
HADOOP-6230	Move process tree, and memory calculator classes out of Common into Map/Reduce.	Major	util	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
HADOOP-6203	Improve error message when moving to trash fails due to quota issue	Major	fs	Jakob Homan	Boris Shkolnik
HADOOP-6201	FileSystem::ListStatus should throw FileNotFoundException	Major	fs	Jakob Homan	Jakob Homan
HADOOP-5913	Allow administrators to be able to start and stop queues	Major	.	rahul k singh	rahul k singh
HADOOP-5879	GzipCodec should read compression level etc from configuration	Major	io	Zheng Shao	He Yongqiang
HADOOP-5861	s3n files are not getting split by default	Major	fs/s3	Joydeep Sen Sarma	Tom White
HADOOP-5738	Split waiting tasks field in JobTracker metrics to individual tasks	Major	metrics	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
HADOOP-5679	Resolve findbugs warnings in core/streaming/pipes/examples	Major	.	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5620	discp can preserve modification times of files	Major	.	dhruba borthakur	Rodrigo Schmidt
HADOOP-5485	Authorisation machanism required for acceesing jobtracker url :- jobtracker.com:port/scheduler	Major	.	Aroop Maliakkal	Vinod Kumar Vavilapalli
HADOOP-5464	DFSClient does not treat write timeout of 0 properly	Major	.	Raghu Angadi	Raghu Angadi
HADOOP-5438	Merge FileSystem.create and FileSystem.append	Major	fs	He Yongqiang	He Yongqiang
HADOOP-5258	Provide dfsadmin functionality to report on namenode's view of network topology	Major	.	Jakob Homan	Jakob Homan
HADOOP-5219	SequenceFile is using mapred property	Major	io	Sharad Agarwal	Sharad Agarwal
HADOOP-5176	TestDFSIO reports itself as TestFDSIO	Trivial	benchmarks	Bryan Duxbury	Ravi Phulari
HADOOP-5094	Show dead nodes information in dfsadmin -report	Minor	.	Jim Huang	Jakob Homan
HADOOP-5022	[HOD] logcondense should delete all hod logs for a user, including jobtracker logs	Blocker	contrib/hod	Hemanth Yamijala	Peeyush Bishnoi
HADOOP-4942	Remove getName() and getNamed(String name, Configuration conf)	Major	fs	Tsz Wo Nicholas Sze	Jakob Homan
HADOOP-4941	Remove getBlockSize(Path f), getLength(Path f) and getReplication(Path src)	Major	fs	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-4940	Remove delete(Path f)	Major	fs	Tsz Wo Nicholas Sze	Enis Soztutar
HADOOP-4895	Remove deprecated methods in DFSClient	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-4861	Add disk usage with human-readable size (-duh)	Trivial	.	Bryan Duxbury	Todd Lipcon
HADOOP-4779	Remove deprecated FileSystem methods	Major	fs	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-4756	Create a command line tool to access JMX exported properties from a NameNode server	Major	.	Boris Shkolnik	Boris Shkolnik
HADOOP-4655	FileSystem.CACHE should be ref-counted	Major	fs	Hong Tang	dhruba borthakur
HADOOP-4648	Remove ChecksumDistriubtedFileSystem and InMemoryFileSystem	Major	fs	Owen O'Malley	Chris Douglas
HADOOP-4539	Streaming Edits to a Backup Node.	Major	.	Konstantin Shvachko	Konstantin Shvachko
HADOOP-4268	Permission checking in fsck	Major	.	Koji Noguchi	Tsz Wo Nicholas Sze
HADOOP-3953	Sticky bit for directories	Major	.	Koji Noguchi	Jakob Homan
HADOOP-2827	Remove deprecated NetUtils.getServerAddress	Major	conf, util	dhruba borthakur	Chris Douglas
HDFS-1024	SecondaryNamenode fails to checkpoint because namenode fails with CancelledKeyException	Blocker	.	dhruba borthakur	Dmytro Molkov
HDFS-1016	HDFS side change for HADOOP-6569	Major	hdfs-client	Hairong Kuang	Hairong Kuang
HDFS-985	HDFS should issue multiple RPCs for listing a large directory	Major	.	Hairong Kuang	Hairong Kuang
HDFS-984	Delegation Tokens should be persisted in Namenode	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-946	NameNode should not return full path name when lisitng a diretory or getting the status of a file	Major	.	Hairong Kuang	Hairong Kuang
HDFS-892	optionally use Avro for namenode RPC	Major	namenode	Doug Cutting	Doug Cutting
HDFS-873	DataNode directories as URIs	Major	datanode	Konstantin Shvachko	Konstantin Shvachko
HDFS-793	DataNode should first receive the whole packet ack message before it constructs and sends its own ack message for the packet	Blocker	datanode	Hairong Kuang	Hairong Kuang
HDFS-764	Moving Access Token implementation from Common to HDFS	Major	.	Kan Zhang	Kan Zhang
HDFS-737	Improvement in metasave output	Major	namenode	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-660	Remove deprecated methods from InterDatanodeProtocol.	Major	datanode	Konstantin Shvachko	Konstantin Shvachko
HDFS-630	In DFSOutputStream.nextBlockOutputStream(), the client can exclude specific datanodes when locating the next block.	Major	hdfs-client, namenode	Ruyue Ma	Cosmin Lehene
HDFS-618	Support for non-recursive mkdir in HDFS	Major	hdfs-client, namenode	Kan Zhang	Kan Zhang
HDFS-617	Support for non-recursive create() in HDFS	Major	hdfs-client, namenode	Kan Zhang	Kan Zhang
HDFS-602	Atempt to make a directory under an existing file on DistributedFileSystem should throw an FileAlreadyExistsException instead of FileNotFoundException	Major	hdfs-client, namenode	Boris Shkolnik	Boris Shkolnik
HDFS-538	DistributedFileSystem::listStatus incorrectly returns null for empty result sets	Major	.	Jakob Homan	Jakob Homan
HDFS-514	DFSClient.namenode is a public field. Should be private.	Major	hdfs-client	Bill Zeller	Bill Zeller
HDFS-512	Set block id as the key to Block	Major	.	Hairong Kuang	Konstantin Shvachko
HDFS-288	Redundant computation in hashCode() implemenation	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1607	Task controller may not set permissions for a task cleanup attempt's log directory	Major	task-controller	Hemanth Yamijala	Amareshwari Sriramadasu
MAPREDUCE-1493	Authorization for job-history pages	Major	jobtracker, security	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
MAPREDUCE-1385	Make changes to MapReduce for the new UserGroupInformation APIs (HADOOP-6299)	Major	.	Devaraj Das	Devaraj Das
MAPREDUCE-1307	Introduce the concept of Job Permissions	Major	security	Devaraj Das	Vinod Kumar Vavilapalli
MAPREDUCE-1287	Avoid calling Partitioner with only 1 reducer	Minor	.	Ed Mazur	Chris Douglas
MAPREDUCE-1218	Collecting cpu and memory usage for TaskTrackers	Major	.	Scott Chen	Scott Chen
MAPREDUCE-1213	TaskTrackers restart is very slow because it deletes distributed cache directory synchronously	Major	.	dhruba borthakur	Zheng Shao
MAPREDUCE-1097	Changes/fixes to support Vertica 3.5	Minor	contrib/vertica	Omer Trajman	Omer Trajman
MAPREDUCE-967	TaskTracker does not need to fully unjar job jars	Major	tasktracker	Todd Lipcon	Todd Lipcon
MAPREDUCE-963	mapred‘s FileAlreadyExistsException should be deprecated in favor of hadoop-common’s one.	Major	.	Boris Shkolnik	Boris Shkolnik
MAPREDUCE-899	When using LinuxTaskController, localized files may become accessible to unintended users if permissions are misconfigured.	Major	tasktracker	Vinod Kumar Vavilapalli	Amareshwari Sriramadasu
MAPREDUCE-895	FileSystem::ListStatus will now throw FileNotFoundException, MapRed needs updated	Major	.	Jakob Homan	Jakob Homan
MAPREDUCE-873	Simplify Job Recovery	Major	jobtracker	Devaraj Das	Sharad Agarwal
MAPREDUCE-862	Modify UI to support a hierarchy of queues	Major	.	Hemanth Yamijala	V.V.Chaitanya Krishna
MAPREDUCE-849	Renaming of configuration property names in mapreduce	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-817	Add a cache for retired jobs with minimal job info and provide a way to access history file url	Major	client, jobtracker	Sharad Agarwal	Sharad Agarwal
MAPREDUCE-777	A method for finding and tracking jobs from the new API	Major	client	Owen O'Malley	Amareshwari Sriramadasu
MAPREDUCE-772	Chaging LineRecordReader algo so that it does not need to skip backwards in the stream	Major	.	Abdul Qadeer	Abdul Qadeer
MAPREDUCE-766	Enhance -list-blacklisted-trackers to display host name, blacklisted reason and blacklist report.	Major	.	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
MAPREDUCE-711	Move Distributed Cache from Common to Map/Reduce	Major	.	Owen O'Malley	Vinod Kumar Vavilapalli
MAPREDUCE-516	Fix the ‘cluster drain’ problem in the Capacity Scheduler wrt High RAM Jobs	Major	.	Arun C Murthy	Arun C Murthy
MAPREDUCE-479	Add reduce ID to shuffle clienttrace	Minor	.	Jiaqi Tan	Jiaqi Tan
MAPREDUCE-358	Change org.apache.hadoop.examples. AggregateWordCount and org.apache.hadoop.examples.AggregateWordHistogram to use new mapreduce api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-355	Change org.apache.hadoop.mapred.join to use new api	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-245	Job and JobControl classes should return interfaces rather than implementations	Major	.	Tom White	Tom White
MAPREDUCE-157	Job History log file format is not friendly for external tools.	Major	.	Owen O'Malley	Jothi Padmanabhan

IMPORTANT ISSUES:

JIRA	Summary	Priority	Component	Reporter	Contributor

NEW FEATURES:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6869	Functionality to create file or folder on a remote daemon side	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6594	Update hdfs script to provide fetchdt tool	Major	.	Jakob Homan	Jakob Homan
HADOOP-6580	UGI should contain authentication method.	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6573	Delegation Tokens should be persisted.	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6566	Hadoop daemons should not start up if the ownership/permissions on the directories used at runtime are misconfigured	Major	security	Devaraj Das	Arun C Murthy
HADOOP-6547	Move the Delegation Token feature to common since both HDFS and MapReduce needs it	Major	security	Devaraj Das	Devaraj Das
HADOOP-6517	Ability to add/get tokens from UserGroupInformation	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-6510	doAs for proxy user	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6497	Introduce wrapper around FSDataInputStream providing Avro SeekableInput interface	Major	fs	Aaron Kimball	Aaron Kimball
HADOOP-6433	Add AsyncDiskService that is used in both hdfs and mapreduce	Major	.	Zheng Shao	Zheng Shao
HADOOP-6419	Change RPC layer to support SASL based mutual authentication	Major	security	Kan Zhang	Kan Zhang
HADOOP-6415	Adding a common token interface for both job token and delegation token	Major	security	Kan Zhang	Kan Zhang
HADOOP-6408	Add a /conf servlet to dump running configuration	Major	.	Todd Lipcon	Todd Lipcon
HADOOP-6337	Update FilterInitializer class to be more visible and take a conf for further development	Major	.	Jakob Homan	Jakob Homan
HADOOP-6332	Large-scale Automated Test Framework	Major	test	Arun C Murthy	Konstantin Boudnik
HADOOP-6323	Serialization should provide comparators	Major	io	Doug Cutting	Aaron Kimball
HADOOP-6313	Expose flush APIs to application users	Major	fs	Hairong Kuang	Hairong Kuang
HADOOP-6270	FileContext needs to provide deleteOnExit functionality	Major	fs	Suresh Srinivas	Suresh Srinivas
HADOOP-6235	Adding a new method for getting server default values from a FileSystem	Major	fs	Kan Zhang	Kan Zhang
HADOOP-6226	Create a LimitedByteArrayOutputStream that does not expand its buffer on write	Major	.	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-6218	Split TFile by Record Sequence Number	Major	.	Hong Tang	Hong Tang
HADOOP-6173	src/native/packageNativeHadoop.sh only packages files with “hadoop” in the name	Minor	build, scripts	Hong Tang	Hong Tang
HADOOP-6165	Add metadata to Serializations	Blocker	contrib/serialization	Tom White	Tom White
HADOOP-6120	Add support for Avro types in hadoop	Major	.	Sharad Agarwal	Sharad Agarwal
HADOOP-5887	Sqoop should create tables in Hive metastore after importing to HDFS	Major	.	Aaron Kimball	Aaron Kimball
HADOOP-5844	Use mysqldump when connecting to local mysql instance in Sqoop	Major	.	Aaron Kimball	Aaron Kimball
HADOOP-5815	Sqoop: A database import tool for Hadoop	Major	.	Aaron Kimball	Aaron Kimball
HADOOP-5752	Provide examples of using offline image viewer (oiv) to analyze hadoop file systems	Major	.	Jakob Homan	Jakob Homan
HADOOP-5745	Allow setting the default value of maxRunningJobs for all pools	Major	.	dhruba borthakur	dhruba borthakur
HADOOP-5643	Ability to blacklist tasktracker	Major	.	Rajiv Chittajallu	Amar Kamat
HADOOP-5528	Binary partitioner	Major	.	Klaas Bosteels	Klaas Bosteels
HADOOP-5518	MRUnit unit test library	Major	.	Aaron Kimball	Aaron Kimball
HADOOP-5469	Exposing Hadoop metrics via HTTP	Major	metrics	Philip Zeyliger	Philip Zeyliger
HADOOP-5467	Create an offline fsimage image viewer	Major	.	Jakob Homan	Jakob Homan
HADOOP-5366	Support for retrieving files using standard HTTP clients like curl	Major	.	Kan Zhang	zhiyong zhang
HADOOP-5363	Proxying for multiple HDFS clusters of different versions	Major	.	Kan Zhang	zhiyong zhang
HADOOP-5257	Export namenode/datanode functionality through a pluggable RPC layer	Minor	.	Carlos Valiente	Carlos Valiente
HADOOP-5232	preparing HadoopPatchQueueAdmin.sh,test-patch.sh scripts to run builds on hudson slaves.	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5175	Option to prohibit jars unpacking	Major	.	Andrew Gudkov	Todd Lipcon
HADOOP-5052	Add an example for computing exact digits of Pi	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5042	Add expiration handling to the chukwa log4j appender	Major	.	Jerome Boulon	Jerome Boulon
HADOOP-5018	Chukwa should support pipelined writers	Major	.	Ari Rabkin	Ari Rabkin
HADOOP-4952	Improved files system interface for the application writer.	Major	fs	Sanjay Radia	Sanjay Radia
HADOOP-4927	Part files on the output filesystem are created irrespective of whether the corresponding task has anything to write there	Major	.	Devaraj Das	Jothi Padmanabhan
HADOOP-4829	Allow FileSystem shutdown hook to be disabled	Minor	fs	Bryan Duxbury	Todd Lipcon
HADOOP-4768	Dynamic Priority Scheduler that allows queue shares to be controlled dynamically by a currency	Major	.	Thomas Sandholm	Thomas Sandholm
HADOOP-4368	Superuser privileges required to do “df”	Minor	.	Brian Bockelman	Craig Macdonald
HADOOP-4359	Access Token: Support for data access authorization checking on DataNodes	Major	.	Kan Zhang	Kan Zhang
HADOOP-4012	Providing splitting support for bzip2 compressed files	Major	io	Abdul Qadeer	Abdul Qadeer
HADOOP-3741	SecondaryNameNode has http server on dfs.secondary.http.address but without any contents	Major	.	Lohit Vijayarenu	Tsz Wo Nicholas Sze
HDFS-2137	Datanode Disk Fail Inplace	Major	datanode	Bharath Mundlapudi
HDFS-1091	Implement listStatus that returns an Iterator of FileStatus	Major	.	Hairong Kuang	Hairong Kuang
HDFS-999	Secondary namenode should login using kerberos if security is configured	Major	.	Boris Shkolnik	Boris Shkolnik
HDFS-993	Namenode should issue a delegation token only for kerberos authenticated clients.	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-991	Allow browsing the filesystem over http using delegation tokens	Major	.	Owen O'Malley	Owen O'Malley
HDFS-935	Real user in delegation token.	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-905	Make changes to HDFS for the new UserGroupInformation APIs (HADOOP-6299)	Major	.	Devaraj Das	Jakob Homan
HDFS-814	Add an api to get the visible length of a DFSDataInputStream.	Major	hdfs-client	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-731	Support new Syncable interface in HDFS	Major	.	Hairong Kuang	Hairong Kuang
HDFS-702	Add Hdfs Impl for the new file system interface	Major	namenode	Sanjay Radia	Sanjay Radia
HDFS-654	HDFS needs to support new rename introduced for FileContext	Major	.	Suresh Srinivas	Suresh Srinivas
HDFS-610	Add support for FileContext	Major	hdfs-client, namenode	Sanjay Radia	Sanjay Radia
HDFS-595	FsPermission tests need to be updated for new octal configuration parameter from HADOOP-6234	Major	hdfs-client	Jakob Homan	Jakob Homan
HDFS-567	Two contrib tools to facilitate searching for block history information	Major	tools	Bill Zeller	Jitendra Nath Pandey
HDFS-503	Implement erasure coding as a layer on HDFS	Major	contrib/raid	dhruba borthakur	dhruba borthakur
HDFS-492	Expose corrupt replica/block information	Major	namenode	Bill Zeller	Bill Zeller
HDFS-461	Analyzing file size distribution.	Major	test, tools	Konstantin Shvachko	Konstantin Shvachko
HDFS-459	Job History Log Analyzer	Major	.	Konstantin Shvachko	Konstantin Shvachko
HDFS-458	Create target for 10 minute patch test build for hdfs	Major	build, test	Jakob Homan	Jakob Homan
HDFS-447	proxy to call LDAP for IP lookup and get user ID and directories, validate requested URL	Critical	contrib/hdfsproxy	zhiyong zhang	zhiyong zhang
HDFS-245	Create symbolic links in HDFS	Major	.	dhruba borthakur	Eli Collins
HDFS-235	Add support for byte-ranges to hftp	Major	.	Venkatesh Seetharam	Bill Zeller
HDFS-222	Support for concatenating of files into a single file	Major	.	Venkatesh Seetharam	Boris Shkolnik
HDFS-204	Revive number of files listed metrics	Major	namenode	Koji Noguchi	Jitendra Nath Pandey
MAPREDUCE-1774	Large-scale Automated Framework	Major	test	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1673	Start and Stop scripts for the RaidNode	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1464	In JobTokenIdentifier change method getUsername to getUser which returns UGI	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
MAPREDUCE-1383	Allow storage and caching of delegation token.	Major	.	Boris Shkolnik	Boris Shkolnik
MAPREDUCE-1338	need security keys storage solution	Major	.	Boris Shkolnik	Boris Shkolnik
MAPREDUCE-1335	Add SASL DIGEST-MD5 authentication to TaskUmbilicalProtocol	Major	.	Kan Zhang	Kan Zhang
MAPREDUCE-1304	Add counters for task time spent in GC	Major	task	Todd Lipcon	Aaron Kimball
MAPREDUCE-1295	We need a job trace manipulator to build gridmix runs.	Major	tools/rumen	Dick King	Dick King
MAPREDUCE-1167	Make ProcfsBasedProcessTree collect rss memory information	Major	tasktracker	Scott Chen	Scott Chen
MAPREDUCE-1074	Provide documentation for Mark/Reset functionality	Major	documentation	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-980	Modify JobHistory to use Avro for serialization instead of raw JSON	Major	.	Jothi Padmanabhan	Doug Cutting
MAPREDUCE-853	Support a hierarchy of queues in the Map/Reduce framework	Major	jobtracker	Hemanth Yamijala
MAPREDUCE-824	Support a hierarchy of queues in the capacity scheduler	Major	capacity-sched	Hemanth Yamijala	rahul k singh
MAPREDUCE-800	MRUnit should support the new API	Major	contrib/mrunit	Aaron Kimball	Aaron Kimball
MAPREDUCE-798	MRUnit should be able to test a succession of MapReduce passes	Major	contrib/mrunit	Aaron Kimball	Aaron Kimball
MAPREDUCE-776	Gridmix: Trace-based benchmark for Map/Reduce	Major	benchmarks	Chris Douglas	Chris Douglas
MAPREDUCE-775	Add input/output formatters for Vertica clustered ADBMS.	Major	contrib/vertica	Omer Trajman	Omer Trajman
MAPREDUCE-768	Configuration information should generate dump in a standard format.	Major	.	rahul k singh	V.V.Chaitanya Krishna
MAPREDUCE-751	Rumen: a tool to extract job characterization data from job tracker logs	Major	tools/rumen	Dick King	Dick King
MAPREDUCE-740	Provide summary information per job once a job is finished.	Major	jobtracker	Hong Tang	Arun C Murthy
MAPREDUCE-728	Mumak: Map-Reduce Simulator	Major	.	Arun C Murthy	Hong Tang
MAPREDUCE-707	Provide a jobconf property for explicitly assigning a job to a pool	Trivial	contrib/fair-share	Matei Zaharia	Alan Heirich
MAPREDUCE-706	Support for FIFO pools in the fair scheduler	Major	contrib/fair-share	Matei Zaharia	Matei Zaharia
MAPREDUCE-698	Per-pool task limits for the fair scheduler	Major	contrib/fair-share	Matei Zaharia	Kevin Peterson
MAPREDUCE-679	XML-based metrics as JSP servlet for JobTracker	Major	jobtracker	Aaron Kimball	Aaron Kimball
MAPREDUCE-567	Add a new example MR that always fails	Major	examples	Philip Zeyliger	Philip Zeyliger
MAPREDUCE-551	Add preemption to the fair scheduler	Major	contrib/fair-share	Matei Zaharia	Matei Zaharia
MAPREDUCE-546	Provide sample fair scheduler config file in conf/ and use it by default if no other config file is specified	Minor	.	Matei Zaharia	Matei Zaharia
MAPREDUCE-532	Allow admins of the Capacity Scheduler to set a hard-limit on the capacity of a queue	Major	capacity-sched	Rajiv Chittajallu	rahul k singh
MAPREDUCE-467	Collect information about number of tasks succeeded / total per time unit for a tasktracker.	Major	.	Hemanth Yamijala	Sharad Agarwal
MAPREDUCE-211	Provide a node health check script and run it periodically to check the node health status	Major	.	Aroop Maliakkal	Sreekanth Ramakrishnan

IMPROVEMENTS:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6813	Add a new newInstance method in FileSystem that takes a “user” as argument	Blocker	fs	Devaraj Das	Devaraj Das
HADOOP-6798	Align Ivy version for all Hadoop subprojects.	Major	build	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6794	Move configuration and script files post split	Blocker	conf, scripts	Tom White	Tom White
HADOOP-6777	Implement a functionality for suspend and resume a process.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6769	Add an API in FileSystem to get FileSystem instances based on users	Blocker	.	Devaraj Das	Devaraj Das
HADOOP-6717	Log levels in o.a.h.security.Groups too high	Trivial	security	Todd Lipcon	Todd Lipcon
HADOOP-6713	The RPC server Listener thread is a scalability bottleneck	Major	ipc	dhruba borthakur	Dmytro Molkov
HADOOP-6709	Re-instate deprecated FileSystem methods that were removed after 0.20	Blocker	fs	Tom White	Tom White
HADOOP-6678	Remove FileContext#isFile, isDirectory and exists	Major	fs	Hairong Kuang	Eli Collins
HADOOP-6657	Common portion of MAPREDUCE-1545	Major	.	Luke Lu	Luke Lu
HADOOP-6635	Install or deploy source jars to maven repo	Major	build	Patrick Angeles	Patrick Angeles
HADOOP-6589	Better error messages for RPC clients when authentication fails	Major	ipc, security	Kan Zhang	Kan Zhang
HADOOP-6585	Add FileStatus#isDirectory and isFile	Blocker	fs	Eli Collins	Eli Collins
HADOOP-6583	Capture metrics for authentication/authorization at the RPC layer	Major	ipc, security	Devaraj Das	Devaraj Das
HADOOP-6582	Token class should have a toString, equals and hashcode method	Major	security	Devaraj Das	Boris Shkolnik
HADOOP-6579	A utility for reading and writing tokens into a URL safe string.	Major	security	Owen O'Malley	Owen O'Malley
HADOOP-6559	The RPC client should try to re-login when it detects that the TGT expired	Major	security	Devaraj Das	Devaraj Das
HADOOP-6543	Allow authentication-enabled RPC clients to connect to authentication-disabled RPC servers	Major	ipc, security	Kan Zhang	Kan Zhang
HADOOP-6537	Proposal for exceptions thrown by FileContext and Abstract File System	Major	.	Jitendra Nath Pandey	Suresh Srinivas
HADOOP-6534	LocalDirAllocator should use whitespace trimming configuration getters	Major	conf, fs	Todd Lipcon	Todd Lipcon
HADOOP-6531	add FileUtil.fullyDeleteContents(dir) api to delete contents of a directory	Minor	fs	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-6518	Kerberos login in UGI should honor KRB5CCNAME	Major	security	Owen O'Malley	Owen O'Malley
HADOOP-6515	Make maximum number of http threads configurable	Major	.	Scott Chen	Scott Chen
HADOOP-6492	Make avro serialization APIs public	Major	.	Aaron Kimball	Aaron Kimball
HADOOP-6479	TestUTF8 assertions could fail with better text	Minor	test	Steve Loughran	Steve Loughran
HADOOP-6471	StringBuffer -> StringBuilder - conversion of references as necessary	Major	.	Karthik K	Karthik K
HADOOP-6467	Performance improvement for liststatus on directories in hadoop archives.	Major	fs	Mahadev konar	Mahadev konar
HADOOP-6443	Serialization classes accept invalid metadata	Major	io	Aaron Kimball	Aaron Kimball
HADOOP-6435	Make RPC.waitForProxy with timeout public	Major	ipc	Steve Loughran	Steve Loughran
HADOOP-6434	Make HttpServer slightly easier to manage/diagnose faults with	Minor	.	Steve Loughran	Steve Loughran
HADOOP-6420	String-to-String Maps should be embeddable in Configuration	Major	conf	Aaron Kimball	Aaron Kimball
HADOOP-6413	Move TestReflectionUtils to Common	Major	test	Todd Lipcon	Todd Lipcon
HADOOP-6407	Have a way to automatically update Eclipse .classpath file when new libs are added to the classpath through Ivy	Minor	build	Konstantin Boudnik	Tom White
HADOOP-6403	Deprecate EC2 bash scripts	Major	contrib/cloud	Tom White	Tom White
HADOOP-6400	Log errors getting Unix UGI	Minor	security	Todd Lipcon	Todd Lipcon
HADOOP-6394	Helper class for FileContext tests	Major	test	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6366	Reduce ivy console output to ovservable level	Major	.	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6343	Stack trace of any runtime exceptions should be recorded in the server logs.	Major	ipc	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6326	Hundson runs should check for AspectJ warnings and report failure if any is present	Critical	build	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6318	Upgrade to Avro 1.2.0	Major	io, ipc	Doug Cutting	Doug Cutting
HADOOP-6307	Support reading on un-closed SequenceFile	Major	io	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6305	Unify build property names to facilitate cross-projects modifications	Major	build	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6301	Need to post Injection HowTo to Apache Hadoop's Wiki	Major	.	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6279	Add JVM memory usage to JvmMetrics	Minor	.	Todd Lipcon	Todd Lipcon
HADOOP-6271	Fix FileContext to allow both recursive and non recursive create and mkdir	Major	fs	Sanjay Radia	Sanjay Radia
HADOOP-6268	Add ivy jar to .gitignore	Minor	build	Todd Lipcon	Todd Lipcon
HADOOP-6267	build-contrib.xml unnecessarily enforces that contrib projects be located in contrib/ dir	Minor	build	Todd Lipcon	Todd Lipcon
HADOOP-6252	Provide method to determine if a deprecated key was set in the config file	Major	conf	Jakob Homan	Jakob Homan
HADOOP-6246	Update umask code to use key deprecation facilities from HADOOP-6105	Major	fs	Jakob Homan	Jakob Homan
HADOOP-6233	Changes in common to rename the config keys as detailed in HDFS-531.	Major	fs	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6224	Add a method to WritableUtils performing a bounded read of a String	Major	io	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-6216	HDFS Web UI displays comments from dfs.exclude file and counts them as dead nodes	Major	util	Jim Huang	Ravi Phulari
HADOOP-6204	Implementing aspects development and fault injeciton framework for Hadoop	Major	build, test	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6182	Adding Apache License Headers and reduce releaseaudit warnings to zero	Major	.	Giridharan Kesavan	Giridharan Kesavan
HADOOP-6166	Improve PureJavaCrc32	Major	performance, util	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6161	Add get/setEnum to Configuration	Minor	conf	Chris Douglas	Chris Douglas
HADOOP-6160	releaseaudit (rats) should not be run againt the entire release binary	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-6150	Need to be able to instantiate a comparator instance from a comparator string without creating a TFile.Reader object	Minor	io	Hong Tang	Hong Tang
HADOOP-6148	Implement a pure Java CRC32 calculator	Major	performance, util	Owen O'Malley	Scott Carey
HADOOP-6146	Upgrade to JetS3t version 0.7.1	Major	fs/s3	Tom White	Tom White
HADOOP-6133	ReflectionUtils performance regression	Major	conf	Todd Lipcon	Todd Lipcon
HADOOP-6109	Handle large (several MB) text input lines in a reasonable amount of time	Major	io	thushara wijeratna	thushara wijeratna
HADOOP-6106	Provide an option in ShellCommandExecutor to timeout commands that do not complete within a certain amount of time.	Major	util	Hemanth Yamijala	Sreekanth Ramakrishnan
HADOOP-6105	Provide a way to automatically handle backward compatibility of deprecated keys	Major	conf	Hemanth Yamijala	V.V.Chaitanya Krishna
HADOOP-6099	Allow configuring the IPC module to send pings	Major	ipc	dhruba borthakur	dhruba borthakur
HADOOP-5976	create script to provide classpath for external tools	Major	scripts	Owen O'Malley	Owen O'Malley
HADOOP-5968	Sqoop should only print a warning about mysql import speed once	Minor	.	Aaron Kimball	Aaron Kimball
HADOOP-5967	Sqoop should only use a single map task	Minor	.	Aaron Kimball	Aaron Kimball
HADOOP-5961	DataNode should understand generic hadoop options	Major	.	Raghu Angadi	Raghu Angadi
HADOOP-5925	EC2 scripts should exit on error	Major	contrib/cloud	Tom White	Tom White
HADOOP-5897	Add more Metrics to Namenode to capture heap usage	Major	metrics	Suresh Srinivas	Suresh Srinivas
HADOOP-5896	Remove the dependency of GenericOptionsParser on Option.withArgPattern	Major	.	Sharad Agarwal	Sharad Agarwal
HADOOP-5890	Use exponential backoff on Thread.sleep during DN shutdown	Major	.	Todd Lipcon	Todd Lipcon
HADOOP-5873	Remove deprecated methods randomDataNode() and getDatanodeByIndex(..) in FSNamesystem	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5867	Cleaning NNBench* off javac warnings	Major	test	Konstantin Boudnik	Konstantin Boudnik
HADOOP-5858	Eliminate UTF8 and fix warnings in test/hdfs-with-mr package	Major	test	Konstantin Shvachko	Konstantin Shvachko
HADOOP-5857	Refactor hdfs jsp codes	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5854	findbugs : fix “Inconsistent Synchronization” warnings in hdfs	Major	.	Raghu Angadi	Raghu Angadi
HADOOP-5839	fixes to ec2 scripts to allow remote job submission	Major	contrib/cloud	Joydeep Sen Sarma	Joydeep Sen Sarma
HADOOP-5838	Remove a few javac warnings under hdfs	Major	.	Raghu Angadi	Raghu Angadi
HADOOP-5822	Fix javac warnings in several dfs tests related to unncessary casts	Major	test	Jakob Homan	Jakob Homan
HADOOP-5784	The length of the heartbeat cycle should be configurable.	Major	.	Owen O'Malley	Amareshwari Sriramadasu
HADOOP-5771	Create unit test for LinuxTaskController	Major	security, test	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
HADOOP-5733	Add map/reduce slot capacity and lost map/reduce slot capacity to JobTracker metrics	Major	metrics	Hong Tang	Sreekanth Ramakrishnan
HADOOP-5727	Faster, simpler id.hashCode() which does not allocate memory	Major	.	Shevek	Shevek
HADOOP-5721	Provide EditLogFileInputStream and EditLogFileOutputStream as independent classes	Minor	.	Luca Telloli
HADOOP-5717	Create public enum class for the Framework counters in org.apache.hadoop.mapreduce	Major	.	Owen O'Malley	Amareshwari Sriramadasu
HADOOP-5705	Improved tries in TotalOrderPartitioner to eliminate large leaf nodes.	Major	.	Dick King	Dick King
HADOOP-5687	Hadoop NameNode throws NPE if fs.default.name is the default value	Minor	.	Philip Zeyliger	Philip Zeyliger
HADOOP-5675	DistCp should not launch a job if it is not necessary	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5664	Use of ReentrantLock.lock() in MapOutputBuffer takes up too much cpu time	Minor	.	Bryan Duxbury	Chris Douglas
HADOOP-5657	Validate data passed through TestReduceFetch	Minor	test	Chris Douglas	Chris Douglas
HADOOP-5638	More improvement on block placement performance	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-5625	Add I/O duration time in client trace	Minor	.	Lei (Eddy) Xu	Lei (Eddy) Xu
HADOOP-5613	change S3Exception to checked exception	Minor	fs/s3	Andrew Hitchcock	Andrew Hitchcock
HADOOP-5603	Improve block placement performance	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-5596	Make ObjectWritable support EnumSet	Major	io	He Yongqiang	He Yongqiang
HADOOP-5595	NameNode does not need to run a replicator to choose a random DataNode	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-5589	TupleWritable: Lift implicit limit on the number of values that can be stored	Major	.	Jingkei Ly	Jingkei Ly
HADOOP-5572	The map progress value should have a separate phase for doing the final sort.	Major	.	Owen O'Malley	Ravi Gummadi
HADOOP-5509	PendingReplicationBlocks should not start monitor in constructor.	Major	.	Konstantin Shvachko	Konstantin Shvachko
HADOOP-5502	Backup and checkpoint nodes should be documented	Major	documentation	Konstantin Shvachko	Jakob Homan
HADOOP-5500	Allow number of fields to be supplied when field names are not known in DBOutputFormat#setOutput()	Major	.	Enis Soztutar	Enis Soztutar
HADOOP-5494	IFile.Reader should have a nextRawKey/nextRawValue	Major	.	Devaraj Das	Devaraj Das
HADOOP-5455	default “hadoop-metrics.properties” doesn't mention “rpc” context	Minor	documentation, metrics	Philip Zeyliger	Philip Zeyliger
HADOOP-5450	Add support for application-specific typecodes to typed bytes	Blocker	.	Klaas Bosteels	Klaas Bosteels
HADOOP-5423	It should be posible to specify metadata for the output file produced by SequenceFile.Sorter.sort	Major	io	Michael Tamm	Michael Tamm
HADOOP-5419	Provide a way for users to find out what operations they can do on which M/R queues	Major	.	Hemanth Yamijala	rahul k singh
HADOOP-5396	Queue ACLs should be refreshed without requiring a restart of the job tracker	Major	.	Hemanth Yamijala	Vinod Kumar Vavilapalli
HADOOP-5369	Small tweaks to reduce MapFile index size	Major	.	Ben Maurer	Ben Maurer
HADOOP-5365	hdfsprxoy should log every access	Major	.	Kan Zhang	zhiyong zhang
HADOOP-5364	Adding SSL certificate expiration warning to hdfsproxy	Major	.	Kan Zhang	zhiyong zhang
HADOOP-5331	KFS: Add support for append	Major	.	Sriram Rao	Sriram Rao
HADOOP-5317	Provide documentation for LazyOutput Feature	Major	documentation	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5279	test-patch.sh scirpt should just call the test-core target as part of runtestcore function.	Major	.	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5266	Values Iterator should support “mark” and “reset”	Major	.	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5264	TaskTracker should have single conf reference	Major	.	Sharad Agarwal	Sharad Agarwal
HADOOP-5240	‘ant javadoc’ does not check whether outputs are up to date and always rebuilds	Major	build	Aaron Kimball	Aaron Kimball
HADOOP-5222	Add offset in client trace	Minor	.	Lei (Eddy) Xu	Lei (Eddy) Xu
HADOOP-5205	Change CHUKWA_IDENT_STRING from “demo” to “TODO-AGENTS-INSTANCE-NAME”	Major	.	Jerome Boulon	Jerome Boulon
HADOOP-5196	avoiding unnecessary byte[] allocation in SequenceFile.CompressedBytes and SequenceFile.UncompressedBytes	Minor	io	Hong Tang	Hong Tang
HADOOP-5147	remove refs to slaves file	Minor	.	Ari Rabkin	Ari Rabkin
HADOOP-5144	manual way of turning on restore of failed storage replicas for namenode	Major	.	Boris Shkolnik	Boris Shkolnik
HADOOP-5135	Separate the core, hdfs and mapred junit tests	Major	build	Sharad Agarwal	Sharad Agarwal
HADOOP-5126	Empty file BlocksWithLocations.java should be removed	Major	.	Konstantin Shvachko	Konstantin Shvachko
HADOOP-5124	A few optimizations to FsNamesystem#RecentInvalidateSets	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-5107	split the core, hdfs, and mapred jars from each other and publish them independently to the Maven repository	Major	build	Owen O'Malley	Giridharan Kesavan
HADOOP-5101	optimizing build.xml target dependencies	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5088	include releaseaudit as part of test-patch.sh script	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5038	remove System.out.println statement	Major	.	Jerome Boulon	Jerome Boulon
HADOOP-5033	chukwa writer API is confusing	Minor	.	Ari Rabkin	Ari Rabkin
HADOOP-5023	Add Tomcat support to hdfsproxy	Major	.	Kan Zhang	zhiyong zhang
HADOOP-5015	Separate block/replica management code from FSNamesystem	Major	.	Hairong Kuang	Suresh Srinivas
HADOOP-4936	Improvements to TestSafeMode	Major	test	Konstantin Shvachko	Konstantin Shvachko
HADOOP-4885	Try to restore failed replicas of Name Node storage (at checkpoint time)	Major	.	Boris Shkolnik	Boris Shkolnik
HADOOP-4868	Split the hadoop script into 3 parts	Major	scripts	Sharad Agarwal	Sharad Agarwal
HADOOP-4859	Make the M/R Job output dir unique for Daily rolling	Major	.	Jerome Boulon	Jerome Boulon
HADOOP-4842	Streaming combiner should allow command, not just JavaClass	Major	.	Marco Nicosia	Amareshwari Sriramadasu
HADOOP-4794	separate branch for HadoopVersionAnnotation	Major	build	Owen O'Malley	Chris Douglas
HADOOP-4788	Set mapred.fairscheduler.assignmultiple to true by default	Trivial	.	Matei Zaharia	Matei Zaharia
HADOOP-4656	Add a user to groups mapping service	Major	security	Arun C Murthy	Boris Shkolnik
HADOOP-4546	Minor fix in dfs to make hadoop work in AIX	Major	.	Arun Venugopal	Bill Habermaas
HADOOP-4372	Improve the way the job history files are managed during job recovery	Major	.	Amar Kamat	Amar Kamat
HADOOP-4365	Configuration.getProps() should be made protected for ease of overriding	Major	conf	Steve Loughran	Steve Loughran
HADOOP-4191	Add a testcase for jobhistory	Major	test	Amar Kamat	Ravi Gummadi
HADOOP-3659	Patch to allow hadoop native to compile on Mac OS X	Minor	native	Colin Evans	Colin Evans
HADOOP-2898	HOD should allow setting MapReduce UI ports within a port range	Blocker	contrib/hod	Luca Telloli	Peeyush Bishnoi
HADOOP-2838	Add HADOOP_LIBRARY_PATH config setting so Hadoop will include external directories for jni	Major	.	Owen O'Malley	Amar Kamat
HADOOP-2721	Use job control for tasks (and therefore for pipes and streaming)	Major	.	Owen O'Malley	Ravi Gummadi
HADOOP-2141	speculative execution start up condition based on completion time	Major	.	Koji Noguchi	Andy Konwinski
HADOOP-1722	Make streaming to handle non-utf8 byte array	Major	.	Runping Qi	Klaas Bosteels
HDFS-1199	Extract a subset of tests for smoke (DOA) validation.	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-1170	Add more assertions to TestLargeDirectoryDelete	Minor	test	Steve Loughran	Steve Loughran
HDFS-1161	Make DN minimum valid volumes configurable	Blocker	datanode	Eli Collins	Eli Collins
HDFS-1134	Large-scale Automated Framework	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-1126	Change HDFS to depend on Hadoop ‘common’ artifacts instead of ‘core’	Blocker	.	Tom White	Tom White
HDFS-1107	Turn on append by default.	Blocker	hdfs-client	Konstantin Shvachko	Konstantin Shvachko
HDFS-1092	Use logging rather than System.err in MiniDFSCluster	Minor	test	Karthik K	Karthik K
HDFS-1089	Remove uses of FileContext#isFile, isDirectory and exists	Major	test	Eli Collins	Eli Collins
HDFS-1087	Use StringBuilder instead of Formatter for audit logs	Minor	namenode	Chris Douglas	Chris Douglas
HDFS-1083	Update TestHDFSCLI to not to expect exception class name in the error messages	Minor	test	Suresh Srinivas	Suresh Srinivas
HDFS-1078	update libhdfs build process to produce static libraries	Minor	libhdfs	sam rash	sam rash
HDFS-1054	Remove unnecessary sleep after failure in nextBlockOutputStream	Major	hdfs-client	Todd Lipcon	Todd Lipcon
HDFS-1047	Install/deploy source jars to Maven repo	Major	build	Patrick Angeles	Patrick Angeles
HDFS-1031	Enhance the webUi to list a few of the corrupted files in HDFS	Major	.	dhruba borthakur	André Oriani
HDFS-1012	documentLocation attribute in LdapEntry for HDFSProxy isn't specific to a cluster	Major	contrib/hdfsproxy	Srikanth Sundarrajan	Srikanth Sundarrajan
HDFS-1011	Improve Logging in HDFSProxy to include cluster name associated with the request	Minor	contrib/hdfsproxy	Srikanth Sundarrajan	Ramesh Sekaran
HDFS-1009	Support Kerberos authorization in HDFSProxy	Major	contrib/hdfsproxy	Srikanth Sundarrajan	Srikanth Sundarrajan
HDFS-998	The servlets should quote server generated strings sent in the response	Major	.	Devaraj Das	Chris Douglas
HDFS-997	DataNode local directories should have narrow permissions	Major	datanode	Arun C Murthy	Luke Lu
HDFS-994	Provide methods for obtaining delegation token from Namenode for hftp and other uses	Major	.	Jakob Homan	Jakob Homan
HDFS-986	Push HADOOP-6551 into HDFS	Major	.	Owen O'Malley	Owen O'Malley
HDFS-968	s/StringBuffer/StringBuilder - as necessary	Major	.	Karthik K	Karthik K
HDFS-949	Move Delegation token into Common so that we can use it for MapReduce also	Major	security	Owen O'Malley	Owen O'Malley
HDFS-933	Add createIdentifier() implementation to DelegationTokenSecretManager	Major	.	Kan Zhang	Kan Zhang
HDFS-930	o.a.h.hdfs.server.datanode.DataXceiver - run() - Version mismatch exception - more context to help debugging	Minor	documentation	Karthik K	Karthik K
HDFS-921	Convert TestDFSClientRetries::testNotYetReplicatedErrors to Mockito	Major	test	Jakob Homan	Jakob Homan
HDFS-883	Datanode shutdown should log problems with Storage.unlockAll()	Minor	datanode	Steve Loughran	Steve Loughran
HDFS-854	Datanode should scan devices in parallel to generate block report	Major	datanode	dhruba borthakur	Dmytro Molkov
HDFS-850	Display more memory details on the web ui	Minor	.	Dmytro Molkov	Dmytro Molkov
HDFS-844	Log the filename when file locking fails	Major	.	Tom White	Tom White
HDFS-832	HDFS side of HADOOP-6222.	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-826	Allow a mechanism for an application to detect that datanode(s) have died in the write pipeline	Major	hdfs-client	dhruba borthakur	dhruba borthakur
HDFS-822	Appends to already-finalized blocks can rename across volumes	Blocker	datanode	Todd Lipcon	Hairong Kuang
HDFS-806	Add new unit tests to the 10-mins ‘run-commit-test’ target	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-800	The last block of a file under construction may change to the COMPLETE state in response to getAdditionalBlock or completeFileInternal	Major	namenode	Hairong Kuang	Hairong Kuang
HDFS-786	Implement getContentSummary(..) in HftpFileSystem	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-767	Job failure due to BlockMissingException	Major	.	Ning Zhang	Ning Zhang
HDFS-758	Improve reporting of progress of decommissioning	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-755	Read multiple checksum chunks at once in DFSInputStream	Major	hdfs-client	Todd Lipcon	Todd Lipcon
HDFS-754	Reduce ivy console output to observable level	Major	.	Konstantin Boudnik	Konstantin Boudnik
HDFS-736	commitBlockSynchronization() should directly update block GS and length.	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-729	fsck option to list only corrupted files	Major	namenode	dhruba borthakur	Rodrigo Schmidt
HDFS-728	Create a comprehensive functional test for append	Major	.	Hairong Kuang	Hairong Kuang
HDFS-704	Unify build property names to facilitate cross-projects modifications	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-703	Replace current fault injection implementation with one from Common	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-685	Use the user-to-groups mapping service in the NameNode	Major	namenode	Arun C Murthy	Boris Shkolnik
HDFS-680	Add new access method to a copy of a block's replica	Major	.	Konstantin Boudnik	Konstantin Shvachko
HDFS-631	Changes in HDFS to rename the config keys as detailed in HDFS-531.	Major	datanode, hdfs-client, namenode, test	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-605	There's not need to run fault-inject tests by ‘run-test-hdfs-with-mr’ target	Major	build, test	Konstantin Boudnik	Konstantin Boudnik
HDFS-598	Eclipse launch task for HDFS	Trivial	build	Eli Collins	Eli Collins
HDFS-584	Fail the fault-inject build if any advices are mis-bound	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-581	Introduce an iterator over blocks in the block report array.	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-578	Support for using server default values for blockSize and replication when creating a file	Major	hdfs-client, namenode	Kan Zhang	Kan Zhang
HDFS-563	Simplify the codes in FSNamesystem.getBlockLocations(..)	Minor	namenode	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-549	Allow non fault-inject specific tests execution with an explicit -Dtestcase=... setting	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-548	TestFsck takes nearly 10 minutes to run - a quarter of the entire hdfs-test time	Major	test	Jakob Homan	Hairong Kuang
HDFS-546	DatanodeDescriptor block iterator should be BlockInfo based rather than Block.	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-539	Fault injeciton utlis for pipeline testing needs to be refactored for future reuse by other tests	Minor	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-532	Allow applications to know that a read request failed because block is missing	Major	hdfs-client	dhruba borthakur	dhruba borthakur
HDFS-531	Renaming of configuration keys	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-530	Refactor TestFileAppend* to remove code duplications	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-529	More redundant block searches in BlockManager.	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-527	Refactor DFSClient constructors	Major	hdfs-client	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-511	Redundant block searches in BlockManager.	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-510	Rename DatanodeBlockInfo to be ReplicaInfo	Major	datanode	Hairong Kuang	Jakob Homan
HDFS-504	HDFS updates the modification time of a file when the file is closed.	Minor	namenode	Chun Zhang	Chun Zhang
HDFS-496	Use PureJavaCrc32 in HDFS	Minor	datanode, hdfs-client, performance	Todd Lipcon	Todd Lipcon
HDFS-493	Only fault-injected tests have to be executed by run-test-*-faul-inject targets; none of fault-injected tests need to be ran normal testing process	Major	build, test	Konstantin Boudnik	Konstantin Boudnik
HDFS-490	eliminate the usage of FileSystem.create( ) depracated by Hadoop-5438	Minor	test	He Yongqiang	He Yongqiang
HDFS-457	better handling of volume failure in Data Node storage	Major	datanode	Boris Shkolnik	Boris Shkolnik
HDFS-443	New metrics in namenode to capture lost heartbeats.	Major	namenode	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-412	Hadoop JMX usage makes Nagios monitoring impossible	Major	.	Brian Bockelman	Brian Bockelman
HDFS-385	Design a pluggable interface to place replicas of blocks in HDFS	Major	.	dhruba borthakur	dhruba borthakur
HDFS-381	Datanode should report deletion of blocks to Namenode explicitly	Major	.	Suresh Srinivas	Suresh Srinivas
HDFS-352	saveNamespace command should be documented.	Major	documentation	Konstantin Shvachko	Ravi Phulari
HDFS-278	Should DFS outputstream's close wait forever?	Major	.	Raghu Angadi	dhruba borthakur
HDFS-265	Revisit append	Major	.	Hairong Kuang	Hairong Kuang
HDFS-173	Recursively deleting a directory with millions of files makes NameNode unresponsive for other commands until the deletion completes	Major	namenode	Suresh Srinivas	Suresh Srinivas
MAPREDUCE-1856	Extract a subset of tests for smoke (DOA) validation	Major	build	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1832	Support for file sizes less than 1MB in DFSIO benchmark.	Major	benchmarks	Konstantin Shvachko	Konstantin Shvachko
MAPREDUCE-1751	Change MapReduce to depend on Hadoop ‘common’ artifacts instead of ‘core’	Blocker	build	Tom White	Tom White
MAPREDUCE-1749	Pull configuration strings out of JobContext	Major	.	Owen O'Malley	Owen O'Malley
MAPREDUCE-1735	Un-deprecate the old MapReduce API in the 0.21 branch	Blocker	.	Tom White	Tom White
MAPREDUCE-1656	JobStory should provide queue info.	Minor	.	Hong Tang	Hong Tang
MAPREDUCE-1627	HadoopArchives should not uses DistCp method	Minor	harchive	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1613	Install/deploy source jars to Maven repo	Minor	build	Patrick Angeles
MAPREDUCE-1593	[Rumen] Improvements to random seed generation	Trivial	tools/rumen	Tamas Sarlos	Tamas Sarlos
MAPREDUCE-1590	Move HarFileSystem from Hadoop Common to Mapreduce tools.	Major	harchive	Mahadev konar	Mahadev konar
MAPREDUCE-1579	archive: check and possibly replace the space charater in paths	Blocker	harchive	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1570	Shuffle stage - Key and Group Comparators	Minor	contrib/mrunit	Chris White	Chris White
MAPREDUCE-1569	Mock Contexts & Configurations	Minor	contrib/mrunit	Chris White	Chris White
MAPREDUCE-1568	TrackerDistributedCacheManager should clean up cache in a background thread	Major	.	Scott Chen	Scott Chen
MAPREDUCE-1556	upgrade to Avro 1.3.0	Major	jobtracker	Doug Cutting	Doug Cutting
MAPREDUCE-1535	Replace usage of FileStatus#isDir()	Blocker	.	Eli Collins	Eli Collins
MAPREDUCE-1527	QueueManager should issue warning if mapred-queues.xml is skipped.	Major	.	Hong Tang	Hong Tang
MAPREDUCE-1518	On contrib/raid, the RaidNode currently runs the deletion check for parity files on directories too. It would be better if it didn't.	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1514	Add documentation on permissions, limitations, error handling for archives.	Major	documentation	Mahadev konar	Mahadev konar
MAPREDUCE-1512	RAID could use HarFileSystem directly instead of FileSystem.get	Minor	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1503	Push HADOOP-6551 into MapReduce	Major	.	Owen O'Malley	Owen O'Malley
MAPREDUCE-1491	Use HAR filesystem to merge parity files	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1489	DataDrivenDBInputFormat should not query the database when generating only one split	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-1470	Move Delegation token into Common so that we can use it for MapReduce also	Major	.	Owen O'Malley	Owen O'Malley
MAPREDUCE-1466	FileInputFormat should save #input-files in JobConf	Minor	client	Arun C Murthy	Luke Lu
MAPREDUCE-1460	Oracle support in DataDrivenDBInputFormat	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-1440	MapReduce should use the short form of the user names	Major	security	Owen O'Malley	Owen O'Malley
MAPREDUCE-1428	Make block size and the size of archive created files configurable.	Major	harchive	Mahadev konar	Mahadev konar
MAPREDUCE-1425	archive throws OutOfMemoryError	Major	harchive	Tsz Wo Nicholas Sze	Mahadev konar
MAPREDUCE-1423	Improve performance of CombineFileInputFormat when multiple pools are configured	Major	client	dhruba borthakur	dhruba borthakur
MAPREDUCE-1403	Save file-sizes of each of the artifacts in DistributedCache in the JobConf	Major	client	Arun C Murthy	Arun C Murthy
MAPREDUCE-1367	LocalJobRunner should support parallel mapper execution	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-1337	Generify StreamJob for better readability	Major	.	Karthik K	Karthik K
MAPREDUCE-1317	Reducing memory consumption of rumen objects	Major	tools/rumen	Hong Tang	Hong Tang
MAPREDUCE-1309	I want to change the rumen job trace generator to use a more modular internal structure, to allow for more input log formats	Major	tools/rumen	Dick King	Dick King
MAPREDUCE-1306	[MUMAK] Randomize the arrival of heartbeat responses	Major	contrib/mumak	Tamas Sarlos	Tamas Sarlos
MAPREDUCE-1305	Running distcp with -delete incurs avoidable penalties	Major	distcp	Peter Romianowski	Peter Romianowski
MAPREDUCE-1302	TrackerDistributedCacheManager can delete file asynchronously	Major	tasktracker	Zheng Shao	Zheng Shao
MAPREDUCE-1265	Include tasktracker name in the task attempt error log	Trivial	.	Scott Chen	Scott Chen
MAPREDUCE-1250	Refactor job token to use a common token interface	Major	security	Kan Zhang	Kan Zhang
MAPREDUCE-1231	Distcp is very slow	Major	distcp	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-1229	[Mumak] Allow customization of job submission policy	Major	contrib/mumak	Hong Tang	Hong Tang
MAPREDUCE-1221	Kill tasks on a node if the free physical memory on that machine falls below a configured threshold	Major	tasktracker	dhruba borthakur	Scott Chen
MAPREDUCE-1198	Alternatively schedule different types of tasks in fair share scheduler	Major	contrib/fair-share	Scott Chen	Scott Chen
MAPREDUCE-1189	Reduce ivy console output to ovservable level	Major	build	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1185	URL to JT webconsole for running job and job history should be the same	Major	jobtracker	Sharad Agarwal	Amareshwari Sriramadasu
MAPREDUCE-1103	Additional JobTracker metrics	Major	jobtracker	Arun C Murthy	Sharad Agarwal
MAPREDUCE-1084	Implementing aspects development and fault injeciton framework for MapReduce	Major	build, test	Konstantin Boudnik	Sreekanth Ramakrishnan
MAPREDUCE-1083	Use the user-to-groups mapping service in the JobTracker	Major	jobtracker	Arun C Murthy	Boris Shkolnik
MAPREDUCE-1048	Show total slot usage in cluster summary on jobtracker webui	Major	jobtracker	Amar Kamat	Amareshwari Sriramadasu
MAPREDUCE-1012	Context interfaces should be Public Evolving	Blocker	client	Tom White	Tom White
MAPREDUCE-1011	Git and Subversion ignore of build.properties	Major	build	Owen O'Malley	Owen O'Malley
MAPREDUCE-972	distcp can timeout during rename operation to s3	Major	distcp, documentation	Aaron Kimball	Aaron Kimball
MAPREDUCE-966	Rumen interface improvement	Major	tools/rumen	Hong Tang	Hong Tang
MAPREDUCE-960	Unnecessary copy in mapreduce.lib.input.KeyValueLineRecordReader	Major	.	Chris Douglas	Chris Douglas
MAPREDUCE-954	The new interface's Context objects should be interfaces	Major	client	Owen O'Malley	Arun C Murthy
MAPREDUCE-953	Generate configuration dump for hierarchial queue configuration	Blocker	jobtracker	rahul k singh	V.V.Chaitanya Krishna
MAPREDUCE-947	OutputCommitter should have an abortJob method	Major	.	Owen O'Malley	Amar Kamat
MAPREDUCE-944	Extend FairShare scheduler to fair-share memory usage in the cluster	Major	contrib/fair-share	dhruba borthakur	dhruba borthakur
MAPREDUCE-936	Allow a load difference in fairshare scheduler	Major	contrib/fair-share	Zheng Shao	Zheng Shao
MAPREDUCE-931	rumen should use its own interpolation classes to create runtimes for simulated tasks	Minor	tools/rumen	Dick King	Dick King
MAPREDUCE-930	rumen should interpret job history log input paths with respect to default FS, not local FS	Minor	tools/rumen	Dick King	Chris Douglas
MAPREDUCE-910	MRUnit should support counters	Major	contrib/mrunit	Aaron Kimball	Aaron Kimball
MAPREDUCE-905	Add Eclipse launch tasks for MapReduce	Minor	.	Philip Zeyliger	Philip Zeyliger
MAPREDUCE-903	Adding AVRO jar to eclipse classpath	Major	.	Philip Zeyliger	Philip Zeyliger
MAPREDUCE-893	Provide an ability to refresh queue configuration without restart.	Major	jobtracker	Hemanth Yamijala	Vinod Kumar Vavilapalli
MAPREDUCE-885	More efficient SQL queries for DBInputFormat	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-875	Make DBRecordReader execute queries lazily	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-874	The name “PiEstimator” is misleading	Minor	examples	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-847	Adding Apache License Headers and reduce releaseaudit warnings to zero	Major	build	Giridharan Kesavan	Giridharan Kesavan
MAPREDUCE-830	Providing BZip2 splitting support for Text data	Major	.	Abdul Qadeer	Abdul Qadeer
MAPREDUCE-797	MRUnit MapReduceDriver should support combiners	Major	contrib/mrunit	Aaron Kimball	Aaron Kimball
MAPREDUCE-788	Modify gridmix2 to use new api.	Major	benchmarks	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-784	Modify TestUserDefinedCounters to use LocalJobRunner instead of MiniMR	Major	test	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-782	Use PureJavaCrc32 in mapreduce spills	Minor	performance	Todd Lipcon	Todd Lipcon
MAPREDUCE-781	distcp overrides user-selected job name	Major	distcp	Rob Weltman	Venkatesh Seetharam
MAPREDUCE-779	Add node health failures into JobTrackerStatistics	Major	jobtracker	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
MAPREDUCE-765	eliminate the usage of FileSystem.create( ) depracated by Hadoop-5438	Minor	distcp, jobtracker	He Yongqiang	He Yongqiang
MAPREDUCE-742	Improve the java comments for the π examples	Minor	documentation, examples	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-739	Allow relative paths to be created inside archives.	Major	harchive	Mahadev konar	Mahadev konar
MAPREDUCE-712	RandomTextWriter example is CPU bound	Major	examples	Khaled Elmeleegy	Chris Douglas
MAPREDUCE-701	Make TestRackAwareTaskPlacement a unit test	Minor	test	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-664	distcp with -delete option does not display number of files deleted from the target that were not present on source	Major	distcp	Suhas Gogate	Ravi Gummadi
MAPREDUCE-654	Add an option -count to distcp for displaying some info about the src files	Major	distcp	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-649	distcp should validate the data copied	Major	distcp	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-632	Merge TestCustomOutputCommitter with TestCommandLineJobSubmission	Major	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-625	Modify TestTaskLimits to improve execution time	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-502	Allow jobtracker to be configured with zero completed jobs in memory	Major	.	Amar Kamat	Amar Kamat
MAPREDUCE-476	extend DistributedCache to work locally (LocalJobRunner)	Minor	.	sam rash	Philip Zeyliger
MAPREDUCE-463	The job setup and cleanup tasks should be optional	Major	.	Owen O'Malley	Amareshwari Sriramadasu
MAPREDUCE-353	Allow shuffle read and connection timeouts to be configurable	Major	.	Arun C Murthy	Ravi Gummadi
MAPREDUCE-336	The logging level of the tasks should be configurable by the job	Major	.	Owen O'Malley	Arun C Murthy
MAPREDUCE-318	Refactor reduce shuffle code	Major	performance, task	Owen O'Malley	Owen O'Malley
MAPREDUCE-284	Improvements to RPC between Child and TaskTracker	Major	.	Arun C Murthy	Ravi Gummadi
MAPREDUCE-277	Job history counters should be avaible on the UI.	Blocker	jobtracker	Amareshwari Sriramadasu	Jothi Padmanabhan
MAPREDUCE-271	Change examples code to use new mapreduce api.	Major	examples	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-270	TaskTracker could send an out-of-band heartbeat when the last running map/reduce completes	Major	.	Arun C Murthy	Arun C Murthy

BUG FIXES:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6881	The efficient comparators aren't always used except for BytesWritable and Text	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-6875	[Herriot] Cleanup of temp. configurations is needed upon restart of a cluster	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6860	‘compile-fault-inject’ should never be called directly.	Minor	build	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6847	Problem staging 0.21.0 artifacts to Apache Nexus Maven Repository	Blocker	build	Tom White	Giridharan Kesavan
HADOOP-6828	Herrior uses old way of accessing logs directories	Major	test	Konstantin Boudnik	Sreekanth Ramakrishnan
HADOOP-6826	Revert FileSystem create method that takes CreateFlags	Blocker	fs	Tom White	Tom White
HADOOP-6821	Document changes to memory monitoring	Blocker	documentation	Hemanth Yamijala	Hemanth Yamijala
HADOOP-6819	[Herriot] Shell command for getting the new exceptions in the logs returning exitcode 1 after executing successfully.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6800	Harmonize JAR library versions	Blocker	.	Tom White	Tom White
HADOOP-6790	Instrumented (Herriot) build uses too wide mask to include aspect files.	Minor	test	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6788	[Herriot] Exception exclusion functionality is not working correctly.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6782	TestAvroRpc fails with avro-1.3.1 and avro-1.3.2	Major	.	Jitendra Nath Pandey	Doug Cutting
HADOOP-6748	Remove hadoop.cluster.administrators	Major	security	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-6742	Add methods HADOOP-6709 from to TestFilterFileSystem	Major	.	Eli Collins	Eli Collins
HADOOP-6727	Remove UnresolvedLinkException from public FileContext APIs	Blocker	fs	Eli Collins	Eli Collins
HADOOP-6724	IPC doesn't properly handle IOEs thrown by socket factory	Major	ipc	Todd Lipcon	Todd Lipcon
HADOOP-6723	unchecked exceptions thrown in IPC Connection orphan clients	Critical	ipc	Todd Lipcon	Todd Lipcon
HADOOP-6722	NetUtils.connect should check that it hasn't connected a socket to itself	Major	util	Todd Lipcon	Todd Lipcon
HADOOP-6719	Missing methods on FilterFs	Major	.	Rodrigo Schmidt	Rodrigo Schmidt
HADOOP-6703	Prevent renaming a file, symlink or directory to itself	Minor	.	Eli Collins	Eli Collins
HADOOP-6702	Incorrect exit codes for “dfs -chown”, “dfs -chgrp” when input is given in wildcard format.	Minor	fs	Ravi Phulari	Ravi Phulari
HADOOP-6698	Revert the io.serialization package to 0.20.2's api	Blocker	io	Owen O'Malley	Tom White
HADOOP-6691	TestFileSystemCaching sometimes hang	Major	test	Hairong Kuang	Hairong Kuang
HADOOP-6690	FilterFileSystem doesn't overwrite setTimes	Major	.	Rodrigo Schmidt	Rodrigo Schmidt
HADOOP-6677	InterfaceAudience.LimitedPrivate should take a string not an enum	Minor	.	Alan Gates	Tom White
HADOOP-6654	Example in WritableComparable javadoc doesn't compile	Trivial	io	Tom White	Tom White
HADOOP-6646	Move HarfileSystem out of Hadoop Common.	Major	fs	Mahadev konar	Mahadev konar
HADOOP-6645	Bugs on listStatus for HarFileSystem	Major	fs	Rodrigo Schmidt	Rodrigo Schmidt
HADOOP-6640	FileSystem.get() does RPC retries within a static synchronized block	Critical	fs	Alejandro Abdelnur	Hairong Kuang
HADOOP-6634	AccessControlList uses full-principal names to verify acls causing queue-acls to fail	Major	security	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
HADOOP-6631	FileUtil.fullyDelete() should continue to delete other files despite failure at any level.	Major	fs, util	Vinod Kumar Vavilapalli	Ravi Gummadi
HADOOP-6630	hadoop-config.sh fails to get executed if hadoop wrapper scripts are in path	Major	.	Allen Wittenauer	Allen Wittenauer
HADOOP-6609	Deadlock in DFSClient#getBlockLocations even with the security disabled	Major	io	Hairong Kuang	Owen O'Malley
HADOOP-6593	TextRecordInputStream doesn't close SequenceFile.Reader	Minor	fs	Chase Bradford	Chase Bradford
HADOOP-6591	HarFileSystem cannot handle paths with the space character	Major	fs	Tsz Wo Nicholas Sze	Rodrigo Schmidt
HADOOP-6572	RPC responses may be out-of-order with respect to SASL	Major	ipc, security	Kan Zhang	Kan Zhang
HADOOP-6570	RPC#stopProxy throws NullPointerExcption if getProxyEngine(proxy) returns null	Major	ipc	Hairong Kuang	Hairong Kuang
HADOOP-6560	HarFileSystem throws NPE for har://hdfs-/foo	Major	fs	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6558	archive does not work with distcp -update	Major	fs	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6552	KEYTAB_KERBEROS_OPTIONS in UserGroupInformation should have options for automatic renewal of keytab based tickets	Major	security	Devaraj Das	Devaraj Das
HADOOP-6551	Delegation tokens when renewed or cancelled should throw an exception that explains what went wrong	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-6549	TestDoAsEffectiveUser should use ip address of the host for superuser ip check	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HADOOP-6548	Replace org.mortbay.log.Log imports with commons logging	Trivial	fs, io	Chris Douglas	Chris Douglas
HADOOP-6546	BloomMapFile can return false negatives	Major	io	Clark Jefcoat	Clark Jefcoat
HADOOP-6545	Cached FileSystem objects can lead to wrong token being used in setting up connections	Major	security	Devaraj Das	Devaraj Das
HADOOP-6540	Contrib unit tests have invalid XML for core-site, etc.	Blocker	.	Aaron Kimball	Aaron Kimball
HADOOP-6522	TestUTF8 fails	Critical	io	Todd Lipcon	Doug Cutting
HADOOP-6521	FsPermission:SetUMask not updated to use new-style umask setting.	Major	fs	Jakob Homan	Suresh Srinivas
HADOOP-6520	UGI should load tokens from the environment	Major	.	Owen O'Malley	Devaraj Das
HADOOP-6505	sed in build.xml fails	Minor	build	Allen Wittenauer	Allen Wittenauer
HADOOP-6504	Invalid example in the documentation of org.apache.hadoop.util.Tool	Trivial	documentation	Benoit Sigoure	Benoit Sigoure
HADOOP-6489	Findbug report: LI_LAZY_INIT_STATIC, OBL_UNSATISFIED_OBLIGATION	Major	fs, io, util	Erik Steffl	Erik Steffl
HADOOP-6462	contrib/cloud failing, target “compile” does not exist	Major	build	Steve Loughran	Tom White
HADOOP-6461	webapps aren't located correctly post-split	Blocker	util	Todd Lipcon	Steve Loughran
HADOOP-6452	Hadoop JSP pages don't work under a security manager	Minor	.	Steve Loughran	Steve Loughran
HADOOP-6451	Contrib tests are not being run	Blocker	build	Tom White	Tom White
HADOOP-6441	Prevent remote CSS attacks in Hostname and UTF-7.	Major	security	Owen O'Malley	Owen O'Malley
HADOOP-6439	Shuffle deadlocks on wrong number of maps	Blocker	conf	Owen O'Malley	V.V.Chaitanya Krishna
HADOOP-6414	Add command line help for -expunge command.	Trivial	.	Ravi Phulari	Ravi Phulari
HADOOP-6411	Remove deprecated file src/test/hadoop-site.xml	Major	test	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6405	Update Eclipse configuration to match changes to Ivy configuration	Major	build	Edwin Chan
HADOOP-6404	Rename the generated artifacts to common instead of core	Blocker	build	Owen O'Malley	Tom White
HADOOP-6402	testConf.xsl is not well-formed XML	Trivial	test	Steve Loughran	Steve Loughran
HADOOP-6398	Build is broken after HADOOP-6395 patch has been applied	Blocker	build	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6396	Provide a description in the exception when an error is encountered parsing umask	Major	fs	Jakob Homan	Jakob Homan
HADOOP-6395	Inconsistent versions of libraries are being included	Blocker	.	Owen O'Malley	Owen O'Malley
HADOOP-6391	Classpath should not be part of command line arguments	Major	scripts	Cristian Ivascu	Cristian Ivascu
HADOOP-6390	Block slf4j-simple from avro's pom	Blocker	.	Owen O'Malley	Owen O'Malley
HADOOP-6386	NameNode‘s HttpServer can’t instantiate InetSocketAddress: IllegalArgumentException is thrown	Blocker	.	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6375	Update documentation for FsShell du command	Major	documentation	Todd Lipcon	Todd Lipcon
HADOOP-6374	JUnit tests should never depend on anything in conf	Blocker	test	Owen O'Malley	Anatoli Fomenko
HADOOP-6347	run-test-core-fault-inject runs a test case twice if -Dtestcase is set	Major	.	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6344	rm and rmr fail to correctly move the user's files to the trash prior to deleting when they are over quota.	Major	fs	gary murry	Jakob Homan
HADOOP-6341	Hudson giving a +1 though no tests are included.	Major	build	Hemanth Yamijala	Giridharan Kesavan
HADOOP-6334	GenericOptionsParser does not understand uri for -files -libjars and -archives option	Major	util	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-6327	Fix build error for one of the FileContext Tests	Major	test	Sanjay Radia	Sanjay Radia
HADOOP-6314	“bin/hadoop fs -help count” fails to show help about only “count” command.	Major	fs	Ravi Phulari	Ravi Phulari
HADOOP-6303	Eclipse .classpath template has outdated jar files and is missing some new ones.	Major	.	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6293	FsShell -text should work on filesystems other than the default	Minor	fs	Chris Douglas	Chris Douglas
HADOOP-6286	The Glob methods in FileContext doe not deal with URIs correctly	Major	fs	Sanjay Radia	Boris Shkolnik
HADOOP-6285	HttpServer.QuotingInputFilter has the wrong signature for getParameterMap	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-6283	The exception meessage in FileUtil$HardLink.getLinkCount(..) is not clear	Minor	fs	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6281	HtmlQuoting throws NullPointerException	Major	.	Tsz Wo Nicholas Sze	Owen O'Malley
HADOOP-6274	TestLocalFSFileContextMainOperations tests wrongly expect a certain order to be returned.	Major	test	gary murry	gary murry
HADOOP-6257	Two TestFileSystem classes are confusing hadoop-hdfs-hdfwithmr	Minor	build, fs, test	Philip Zeyliger	Philip Zeyliger
HADOOP-6254	s3n fails with SocketTimeoutException	Major	fs/s3	Andrew Hitchcock	Andrew Hitchcock
HADOOP-6250	test-patch.sh doesn't clean up conf/*.xml files after the trunk run.	Major	build	rahul k singh	rahul k singh
HADOOP-6243	NPE in handling deprecated configuration keys.	Blocker	conf	Konstantin Shvachko	Sreekanth Ramakrishnan
HADOOP-6240	Rename operation is not consistent between different implementations of FileSystem	Major	fs	Suresh Srinivas	Suresh Srinivas
HADOOP-6234	Permission configuration files should use octal and symbolic	Major	.	Allen Wittenauer	Jakob Homan
HADOOP-6229	Atempt to make a directory under an existing file on LocalFileSystem should throw an Exception.	Major	fs	Boris Shkolnik	Boris Shkolnik
HADOOP-6227	Configuration does not lock parameters marked final if they have no value.	Major	conf	Hemanth Yamijala	Amareshwari Sriramadasu
HADOOP-6199	Add the documentation for io.map.index.skip in core-default	Major	io	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-6196	sync(0); next() breaks SequenceFile	Major	.	Jay Booth	Jay Booth
HADOOP-6192	Shell.getUlimitMemoryCommand is tied to Map-Reduce	Major	util	Arun C Murthy	Arun C Murthy
HADOOP-6188	TestHDFSTrash fails because of TestTrash in common	Major	test	Boris Shkolnik	Boris Shkolnik
HADOOP-6184	Provide a configuration dump in json format.	Major	.	rahul k singh	V.V.Chaitanya Krishna
HADOOP-6181	Fixes for Eclipse template	Minor	build	Carlos Valiente	Carlos Valiente
HADOOP-6180	Namenode slowed down when many files with same filename were moved to Trash	Minor	.	Koji Noguchi	Boris Shkolnik
HADOOP-6177	FSInputChecker.getPos() would return position greater than the file size	Major	.	Hong Tang	Hong Tang
HADOOP-6175	Incorret version compilation with es_ES.ISO8859-15 locale on Solaris 10	Major	build	Urko Benito	Urko Benito
HADOOP-6172	bin/hadoop version not working	Minor	build	Hong Tang	Hong Tang
HADOOP-6169	Removing deprecated method calls in TFile	Minor	.	Hong Tang	Hong Tang
HADOOP-6152	Hadoop scripts do not correctly put jars on the classpath	Blocker	scripts	Aaron Kimball	Aaron Kimball
HADOOP-6151	The servlets should quote html characters	Critical	security	Owen O'Malley	Owen O'Malley
HADOOP-6142	archives relative path changes in common.	Major	.	Mahadev konar	Mahadev konar
HADOOP-6138	eliminate the depracate warnings introduced by H-5438	Minor	fs	He Yongqiang	He Yongqiang
HADOOP-6137	to fix project specific test-patch requirements	Critical	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-6132	RPC client opens an extra connection for VersionedProtocol	Major	ipc	Kan Zhang	Kan Zhang
HADOOP-6131	A sysproperty should not be set unless the property is set on the ant command line in build.xml.	Trivial	build	Hong Tang	Hong Tang
HADOOP-6124	patchJavacWarnings and trunkJavacWarnings are not consistent.	Critical	build	Tsz Wo Nicholas Sze	Giridharan Kesavan
HADOOP-6123	hdfs script does not work after project split.	Major	scripts	Konstantin Shvachko	Sharad Agarwal
HADOOP-6122	64 javac compiler warnings	Major	build	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6114	bug in documentation: org.apache.hadoop.fs.FileStatus.getLen()	Major	documentation	Dmitry Rzhevskiy	Dmitry Rzhevskiy
HADOOP-6112	to fix hudsonPatchQueueAdmin for different projects	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-6103	Configuration clone constructor does not clone all the members.	Major	conf	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-6096	Fix Eclipse project and classpath files following project split	Major	build	Tom White	Tom White
HADOOP-6090	GridMix is broke after upgrading random(text)writer to newer mapreduce apis	Major	benchmarks	Arun C Murthy	Amareshwari Sriramadasu
HADOOP-6079	In DataTransferProtocol, the serialization of proxySource is not consistent	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6076	Forrest documentation compilation is broken because of HADOOP-5913	Blocker	documentation	Hemanth Yamijala	Hemanth Yamijala
HADOOP-6031	Remove @author tags from Java source files	Minor	documentation	Ravi Phulari	Ravi Phulari
HADOOP-6017	NameNode and SecondaryNameNode fail to restart because of abnormal filenames.	Blocker	.	Raghu Angadi	Tsz Wo Nicholas Sze
HADOOP-6009	S3N listStatus incorrectly returns null instead of empty array when called on empty root	Major	fs/s3	Ian Nowland	Ian Nowland
HADOOP-6004	BlockLocation deserialization is incorrect	Major	fs	Jakob Homan	Jakob Homan
HADOOP-5989	streaming tests fails trunk builds	Major	.	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5981	HADOOP-2838 doesnt work as expected	Major	.	Amar Kamat	Amar Kamat
HADOOP-5980	LD_LIBRARY_PATH not passed to tasks spawned off by LinuxTaskController	Major	.	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
HADOOP-5963	unnecessary exception catch in NNBench	Minor	test	Boris Shkolnik	Boris Shkolnik
HADOOP-5958	Use JDK 1.6 File APIs in DF.java wherever possible	Major	fs	Devaraj Das	Aaron Kimball
HADOOP-5956	org.apache.hadoop.hdfsproxy.TestHdfsProxy.testHdfsProxyInterface test fails on trunk	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5954	Fix javac warnings in HDFS tests	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5953	KosmosFileSystem.isDirectory() should not be deprecated.	Major	fs	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5951	StorageInfo needs Apache license header.	Major	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5947	org.apache.hadoop.mapred.lib.TestCombineFileInputFormat fails trunk builds	Critical	.	Giridharan Kesavan	Sharad Agarwal
HADOOP-5944	BlockManager needs Apache license header.	Major	.	Konstantin Shvachko	Suresh Srinivas
HADOOP-5940	trunk eclipse-plugin build fails while trying to copy commons-cli jar from the lib dir	Major	contrib/eclipse-plugin	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5935	Hudson's release audit warnings link is broken	Major	build	Tom White	Giridharan Kesavan
HADOOP-5902	4 contrib test cases are failing for the svn committed code	Blocker	.	Abdul Qadeer
HADOOP-5900	Minor correction in HDFS Documentation	Minor	documentation	Ravi Phulari	Ravi Phulari
HADOOP-5899	Minor - move info log to the right place to avoid printing unnecessary log	Minor	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5895	Log message shows -ve number of bytes to be merged in the final merge pass when there are no intermediate merges and merge factor is > number of segments	Major	.	Ravi Gummadi	Ravi Gummadi
HADOOP-5891	If dfs.http.address is default, SecondaryNameNode can't find NameNode	Major	fs	Todd Lipcon	Todd Lipcon
HADOOP-5878	Fix hdfs jsp import and Serializable javac warnings	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5877	Fix javac warnings in TestHDFSServerPorts, TestCheckpoint, TestNameEditsConfig, TestStartup and TestStorageRestore	Major	test	Jakob Homan	Jakob Homan
HADOOP-5866	Move DeprecatedUTF8 to o.a.h.hdfs	Minor	.	Raghu Angadi	Raghu Angadi
HADOOP-5864	Fix DMI and OBL findbugs in packages hdfs and metrics	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-5859	FindBugs : fix “wait() or sleep() with locks held” warnings in hdfs	Major	.	Kan Zhang	Kan Zhang
HADOOP-5856	FindBugs : fix “unsafe multithreaded use of DateFormat” warning in hdfs	Major	.	Kan Zhang	Kan Zhang
HADOOP-5855	Fix javac warnings for DisallowedDatanodeException and UnsupportedActionException	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5853	Undeprecate HttpServer.addInternalServlet method to fix javac warnings	Major	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5847	Streaming unit tests failing for a while on trunk	Major	.	Hemanth Yamijala	Giridharan Kesavan
HADOOP-5845	Build successful despite test failure on test-core target	Major	test	Chris Douglas	Sharad Agarwal
HADOOP-5842	Fix a few javac warnings under packages fs and util	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-5841	Resolve findbugs warnings in DistributedFileSystem.java, DatanodeInfo.java, BlocksMap.java, DataNodeDescriptor.java	Major	.	Jakob Homan	Jakob Homan
HADOOP-5836	Bug in S3N handling of directory markers using an object with a trailing “/” causes jobs to fail	Major	fs/s3	Ian Nowland	Ian Nowland
HADOOP-5835	Fix findbugs warnings	Major	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5829	Fix javac warnings	Major	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5827	Remove unwanted file that got checked in by accident	Major	.	Kan Zhang	Kan Zhang
HADOOP-5824	remove OP_READ_METADATA functionality from Datanode	Major	.	Kan Zhang	Kan Zhang
HADOOP-5823	Handling javac “deprecated” warning for using UTF8	Major	build	Raghu Angadi	Raghu Angadi
HADOOP-5820	Fix findbugs warnings for http related codes in hdfs	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5818	Revert the renaming from checkSuperuserPrivilege to checkAccess by HADOOP-5643	Major	.	Tsz Wo Nicholas Sze	Amar Kamat
HADOOP-5809	Job submission fails if hadoop.tmp.dir exists	Critical	.	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
HADOOP-5808	Fix hdfs un-used import warnings	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5805	problem using top level s3 buckets as input/output directories	Major	fs/s3	Arun Jacob	Ian Nowland
HADOOP-5804	neither s3.block.size not fs.s3.block.size are honoured	Major	fs/s3	Mathieu Poumeyrol	Tom White
HADOOP-5801	JobTracker should refresh the hosts list upon recovery	Major	.	Amar Kamat	Amar Kamat
HADOOP-5782	Make formatting of BlockManager.java similar to FSNamesystem.java to simplify porting patch	Minor	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5780	Fix slightly confusing log from “-metaSave” on NameNode	Minor	.	Raghu Angadi	Raghu Angadi
HADOOP-5775	HdfsProxy Unit Test should not depend on HDFSPROXY_CONF_DIR environment	Major	.	zhiyong zhang	zhiyong zhang
HADOOP-5764	Hadoop Vaidya test rule (ReadingHDFSFilesAsSideEffect) fails w/ exception if number of map input bytes for a job is zero.	Major	.	Suhas Gogate
HADOOP-5762	distcp does not copy empty directories	Major	.	dhruba borthakur	Rodrigo Schmidt
HADOOP-5737	UGI checks in testcases are broken	Major	security, test	Amar Kamat	Amar Kamat
HADOOP-5734	HDFS architecture documentation describes outdated placement policy	Minor	documentation	Konstantin Boudnik	Konstantin Boudnik
HADOOP-5715	Should conf/mapred-queue-acls.xml be added to the ignore list?	Major	conf	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5710	Counter MAP_INPUT_BYTES missing from new mapreduce api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-5709	Remove the additional synchronization in MapTask.MapOutputBuffer.Buffer.write	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5704	Scheduler test code does not compile	Major	test	Chris Douglas	Chris Douglas
HADOOP-5661	Resolve findbugs warnings in mapred	Major	.	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5658	Eclipse templates fail out of the box; need updating	Major	build	Philip Zeyliger	Philip Zeyliger
HADOOP-5656	Counter for S3N Read Bytes does not work	Minor	fs/s3	Ian Nowland	Ian Nowland
HADOOP-5652	Reduce does not respect in-memory segment memory limit when number of on disk segments == io.sort.factor	Minor	.	Chris Douglas	Chris Douglas
HADOOP-5650	Namenode log that indicates why it is not leaving safemode may be confusing	Minor	.	Suresh Srinivas	Suresh Srinivas
HADOOP-5635	distributed cache doesn't work with other distributed file systems	Minor	filecache	Andrew Hitchcock	Andrew Hitchcock
HADOOP-5604	TestBinaryPartitioner javac warnings.	Major	test	Konstantin Shvachko
HADOOP-5592	Hadoop Streaming - GzipCodec	Minor	documentation	Corinne Chandel	Corinne Chandel
HADOOP-5582	Hadoop Vaidya throws number format exception due to changes in the job history counters string format (escaped compact representation).	Major	.	Suhas Gogate	Suhas Gogate
HADOOP-5581	libhdfs does not get FileNotFoundException	Major	.	Brian Bockelman	Brian Bockelman
HADOOP-5561	Javadoc-dev ant target runs out of heap space	Major	build	Jakob Homan	Jakob Homan
HADOOP-5511	Add Apache License to EditLogBackupOutputStream	Major	.	Konstantin Shvachko	Konstantin Shvachko
HADOOP-5507	javadoc warning in JMXGet	Minor	.	Tsz Wo Nicholas Sze	Boris Shkolnik
HADOOP-5491	Better control memory usage in contrib/index	Minor	.	Ning Li	Ning Li
HADOOP-5489	hadoop-env.sh still refers to java1.5	Trivial	conf	Steve Loughran	Steve Loughran
HADOOP-5488	HADOOP-2721 doesn't clean up descendant processes of a jvm that exits cleanly after running a task successfully	Major	.	Vinod Kumar Vavilapalli	Ravi Gummadi
HADOOP-5486	ReliabilityTest does not test lostTrackers, some times.	Major	test	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-5477	TestCLI fails	Major	test	Amar Kamat	Jakob Homan
HADOOP-5476	calling new SequenceFile.Reader(...) leaves an InputStream open, if the given sequence file is broken	Major	io	Michael Tamm	Michael Tamm
HADOOP-5472	Distcp does not support globbing of input paths	Major	.	dhruba borthakur	Rodrigo Schmidt
HADOOP-5462	Glibc double free exception thrown when chown syscall fails.	Major	.	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
HADOOP-5458	Remove Chukwa from .gitignore	Trivial	.	Chris Douglas	Chris Douglas
HADOOP-5456	javadoc warning: can't find restoreFailedStorage() in ClientProtocol	Minor	documentation	Tsz Wo Nicholas Sze	Boris Shkolnik
HADOOP-5442	The job history display needs to be paged	Major	.	Owen O'Malley	Amar Kamat
HADOOP-5420	Support killing of process groups in LinuxTaskController binary	Major	.	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
HADOOP-5406	Misnamed function in ZlibCompressor.c	Minor	native	Lars Francke	Lars Francke
HADOOP-5386	To Probe free ports dynamically for Unit test to replace fixed ports	Major	.	zhiyong zhang	zhiyong zhang
HADOOP-5347	bbp example cannot be run.	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5341	hadoop-daemon isn't compatible after HADOOP-4868	Major	scripts	Owen O'Malley	Sharad Agarwal
HADOOP-5322	comments in JobInProgress related to TaskCommitThread are not valid	Minor	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-5314	needToSave incorrectly calculated in loadFSImage()	Major	.	Konstantin Shvachko	Jakob Homan
HADOOP-5300	“ant javadoc-dev” does not work	Major	build	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5278	Finish time of a TIP is incorrectly logged to the jobhistory upon jobtracker restart	Major	.	Amar Kamat	Amar Kamat
HADOOP-5276	Upon a lost tracker, the task's start time is reset to 0	Critical	.	Amar Kamat	Amar Kamat
HADOOP-5273	License header missing in TestJobInProgress.java	Minor	documentation	Amar Kamat	Jakob Homan
HADOOP-5253	to remove duplicate calls to the cn-docs target.	Minor	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-5252	Streaming overrides -inputformat option	Major	.	Klaas Bosteels	Klaas Bosteels
HADOOP-5251	TestHdfsProxy and TestProxyUgiManager frequently fail	Critical	.	Johan Oskarsson	Nigel Daley
HADOOP-5229	duplicate variables in build.xml hadoop.version vs version let build fails at assert-hadoop-jar-exists	Trivial	build	Stefan Groschupf	Stefan Groschupf
HADOOP-5226	Add license headers to html and jsp files	Major	documentation	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5218	libhdfs unit test failed because it was unable to start namenode/datanode	Major	.	dhruba borthakur	dhruba borthakur
HADOOP-5213	BZip2CompressionOutputStream NullPointerException	Blocker	io	Zheng Shao	Zheng Shao
HADOOP-5212	cygwin path translation not happening correctly after Hadoop-4868	Major	scripts	Sharad Agarwal	Sharad Agarwal
HADOOP-5209	Update year to 2009 for javadoc	Minor	documentation	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5206	All “unprotected*” methods of FSDirectory should synchronize on the root.	Major	.	Konstantin Shvachko	Jakob Homan
HADOOP-5204	hudson trunk build failure due to autoheader failure in create-c++-configure-libhdfs task	Blocker	build	Lee Tucker	Sreekanth Ramakrishnan
HADOOP-5203	TT's version build is too restrictive	Major	.	Runping Qi	Rick Cox
HADOOP-5198	NPE in Shell.runCommand()	Blocker	util	Amareshwari Sriramadasu	Amareshwari Sriramadasu
HADOOP-5194	DiskErrorException in TaskTracker when running a job	Blocker	.	Tsz Wo Nicholas Sze	Ravi Gummadi
HADOOP-5191	After creation and startup of the hadoop namenode on AIX or Solaris, you will only be allowed to connect to the namenode via hostname but not IP.	Minor	.	Bill Habermaas	Raghu Angadi
HADOOP-5172	Chukwa : TestAgentConfig.testInitAdaptors_vs_Checkpoint regularly fails	Major	test	Raghu Angadi	Jerome Boulon
HADOOP-5149	HistoryViewer throws IndexOutOfBoundsException when there are files or directories not confrming to log file name convention	Minor	.	Hong Tang	Hong Tang
HADOOP-5148	make watchdog disable-able	Minor	.	Ari Rabkin	Ari Rabkin
HADOOP-5138	Current Chukwa Trunk failed contrib unit tests.	Critical	.	Jerome Boulon	Jerome Boulon
HADOOP-5113	logcondense should delete hod logs for a user , whose username has any of the characters in the value passed to “-l” options	Major	contrib/hod	Peeyush Bishnoi	Peeyush Bishnoi
HADOOP-5103	Too many logs saying “Adding new node” on JobClient console	Major	.	Amareshwari Sriramadasu	Jothi Padmanabhan
HADOOP-5100	Chukwa Log4JMetricsContext class should append new log to current log file	Major	.	Jerome Boulon	Jerome Boulon
HADOOP-5095	chukwa watchdog does not monitor the system correctly	Major	.	Eric Yang	Jerome Boulon
HADOOP-5078	Broken AMI/AKI for ec2 on hadoop	Major	contrib/cloud	Mathieu Poumeyrol	Tom White
HADOOP-5072	testSequenceFileGzipCodec won't pass without native gzip codec	Major	test	Zheng Shao	Zheng Shao
HADOOP-5070	Update the year for the copyright to 2009	Blocker	documentation	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5050	TestDFSShell fails intermittently	Major	.	Amareshwari Sriramadasu	Jakob Homan
HADOOP-5039	Hourly&daily rolling are not using the right path	Major	.	Jerome Boulon	Jerome Boulon
HADOOP-5032	CHUKWA_CONF_DIR environment variable needs to be exported to shell script	Major	.	Eric Yang	Eric Yang
HADOOP-5031	metrics aggregation is incorrect in database	Major	.	Eric Yang	Eric Yang
HADOOP-5017	NameNode.namesystem should be private	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-4985	IOException is abused in FSDirectory	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-4975	CompositeRecordReader: ClassLoader set in JobConf is not passed onto WrappedRecordReaders	Major	.	Jingkei Ly	Jingkei Ly
HADOOP-4960	Hadoop metrics are showing in irregular intervals	Major	.	Eric Yang	Eric Yang
HADOOP-4959	System metrics does not output correctly for Redhat 5.1.	Major	.	Eric Yang	Eric Yang
HADOOP-4948	ant test-patch does not work	Major	scripts	Tsz Wo Nicholas Sze	Giridharan Kesavan
HADOOP-4933	ConcurrentModificationException in JobHistory.java	Blocker	.	Amar Kamat	Amar Kamat
HADOOP-4864	-libjars with multiple jars broken when client and cluster reside on different OSs	Minor	filecache	Stuart White	Amareshwari Sriramadasu
HADOOP-4584	Slow generation of blockReport at DataNode causes delay of sending heartbeat to NameNode	Major	.	Hairong Kuang	Suresh Srinivas
HADOOP-4220	Job Restart tests take 10 minutes, can time out very easily	Blocker	test	Steve Loughran	Amar Kamat
HADOOP-4045	Increment checkpoint if we see failures in rollEdits	Critical	.	Lohit Vijayarenu	Boris Shkolnik
HADOOP-4041	IsolationRunner does not work as documented	Major	documentation	Yuri Pradkin	Philip Zeyliger
HADOOP-3426	Datanode does not start up if the local machines DNS isnt working right and dfs.datanode.dns.interface==default	Minor	.	Steve Loughran	Steve Loughran
HADOOP-3327	Shuffling fetchers waited too long between map output fetch re-tries	Major	.	Runping Qi	Amareshwari Sriramadasu
HADOOP-3205	Read multiple chunks directly from FSInputChecker subclass into user buffers	Major	fs	Raghu Angadi	Todd Lipcon
HADOOP-2413	Is FSNamesystem.fsNamesystemObject unique?	Minor	.	Tsz Wo Nicholas Sze	Konstantin Shvachko
HADOOP-2366	Space in the value for dfs.data.dir can cause great problems	Major	conf	Ted Dunning	Michele Catasta
HADOOP-2337	Trash never closes FileSystem	Major	.	Konstantin Shvachko	Konstantin Shvachko
HDFS-1313	HdfsProxy changes from HDFS-481 missed in y20.1xx	Major	contrib/hdfsproxy	Rohini Palaniswamy	Rohini Palaniswamy
HDFS-1311	Running tests with ‘testcase’ cause triple execution of the same test case	Minor	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-1299	‘compile-fault-inject’ never should be called directly.	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-1292	Allow artifacts to be published to the staging Apache Nexus Maven Repository	Blocker	build	Tom White	Giridharan Kesavan
HDFS-1267	fuse-dfs does not compile	Critical	fuse-dfs	Tom White	Devaraj Das
HDFS-1258	Clearing namespace quota on “/” corrupts FS image	Blocker	namenode	Aaron T. Myers	Aaron T. Myers
HDFS-1256	libhdfs is missing from the tarball	Blocker	.	Tom White	Tom White
HDFS-1255	test-libhdfs.sh fails	Blocker	test	Tom White	Tom White
HDFS-1212	Harmonize HDFS JAR library versions with Common	Blocker	build	Tom White	Tom White
HDFS-1193	-mvn-system-deploy target is broken which inturn fails the mvn-deploy task leading to unstable mapreduce build.	Major	build	Giridharan Kesavan	Giridharan Kesavan
HDFS-1181	Move configuration and script files post project split	Blocker	scripts	Tom White	Tom White
HDFS-1173	Fix references to 0.22 in 0.21 branch	Major	.	Tom White	Tom White
HDFS-1159	clean-cache target removes wrong ivy cache	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-1104	Fsck triggers full GC on NameNode	Major	namenode	Hairong Kuang	Hairong Kuang
HDFS-1101	TestDiskError.testLocalDirs() fails	Major	.	Konstantin Shvachko	Chris Douglas
HDFS-1088	Prevent renaming a symlink to its target	Major	namenode	Eli Collins	Eli Collins
HDFS-1074	TestProxyUtil fails	Major	contrib/hdfsproxy	Tsz Wo Nicholas Sze	Srikanth Sundarrajan
HDFS-1072	AlreadyBeingCreatedException with HDFS_NameNode as the lease holder	Major	hdfs-client, namenode	Tsz Wo Nicholas Sze	Erik Steffl
HDFS-1046	Build fails trying to download an old version of tomcat	Blocker	build, contrib/hdfsproxy	gary murry	Srikanth Sundarrajan
HDFS-1041	DFSClient does not retry in getFileChecksum(..)	Major	hdfs-client	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-1015	Intermittent failure in TestSecurityTokenEditLog	Major	namenode, test	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-1014	Error in reading delegation tokens from edit logs.	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-1010	HDFSProxy: Retrieve group information from UnixUserGroupInformation instead of LdapEntry	Major	contrib/hdfsproxy	Srikanth Sundarrajan	Srikanth Sundarrajan
HDFS-1000	libhdfs needs to be updated to use the new UGI	Blocker	.	Devaraj Das	Devaraj Das
HDFS-995	Replace usage of FileStatus#isDir()	Blocker	namenode	Eli Collins	Eli Collins
HDFS-966	NameNode recovers lease even in safemode	Major	namenode	dhruba borthakur	dhruba borthakur
HDFS-965	TestDelegationToken fails in trunk	Major	test	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-961	dfs_readdir incorrectly parses paths	Major	fuse-dfs	Eli Collins	Eli Collins
HDFS-939	libhdfs test is broken	Blocker	libhdfs	Eli Collins	Eli Collins
HDFS-938	Replace calls to UGI.getUserName() with UGI.getShortUserName()	Major	hdfs-client, namenode	Jakob Homan	Jakob Homan
HDFS-927	DFSInputStream retries too many times for new block locations	Critical	hdfs-client	Todd Lipcon	Todd Lipcon
HDFS-913	TestRename won't run automatically from ‘run-test-hdfs-faul-inject’ target	Major	test	Konstantin Boudnik	Suresh Srinivas
HDFS-909	Race condition between rollEditLog or rollFSImage ant FSEditsLog.write operations corrupts edits log	Blocker	namenode	Cosmin Lehene	Todd Lipcon
HDFS-897	ReplicasMap remove has a bug in generation stamp comparison	Major	datanode	Suresh Srinivas	Suresh Srinivas
HDFS-894	DatanodeID.ipcPort is not updated when existing node re-registers	Blocker	namenode	Todd Lipcon	Todd Lipcon
HDFS-885	Datanode toString() NPEs on null dnRegistration	Minor	datanode	Steve Loughran	Steve Loughran
HDFS-880	TestNNLeaseRecovery fails on windows	Major	test	Konstantin Shvachko	Konstantin Boudnik
HDFS-877	Client-driven block verification not functioning	Major	hdfs-client, test	Todd Lipcon	Todd Lipcon
HDFS-868	Link to Hadoop Upgrade Wiki is broken	Trivial	documentation	Chris A. Mattmann
HDFS-861	fuse-dfs does not support O_RDWR	Minor	fuse-dfs	Brian Bockelman	Brian Bockelman
HDFS-859	fuse-dfs utime behavior causes issues with tar	Minor	fuse-dfs	Brian Bockelman	Brian Bockelman
HDFS-858	Incorrect return codes for fuse-dfs	Minor	fuse-dfs	Brian Bockelman	Brian Bockelman
HDFS-857	Incorrect type for fuse-dfs capacity can cause “df” to return negative values on 32-bit machines	Minor	fuse-dfs	Brian Bockelman	Brian Bockelman
HDFS-856	Hardcoded replication level for new files in fuse-dfs	Minor	fuse-dfs	Brian Bockelman	Brian Bockelman
HDFS-849	TestFiDataTransferProtocol2#pipeline_Fi_18 sometimes fails	Major	test	Hairong Kuang	Hairong Kuang
HDFS-840	Update File Context tests to use FileContextTestHelper	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
HDFS-825	Build fails to pull latest hadoop-core-* artifacts	Critical	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-824	Stop lease checker in TestReadWhileWriting	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-823	In Checkpointer the getImage servlet is added to public rather than internal servlet list	Major	namenode	Jakob Homan	Jakob Homan
HDFS-812	FSNamesystem#internalReleaseLease throws NullPointerException on a single-block file's lease recovery	Blocker	namenode	Konstantin Boudnik	Konstantin Boudnik
HDFS-802	Update Eclipse configuration to match changes to Ivy configuration	Major	build	Edwin Chan	Edward J. Yoon
HDFS-797	TestHDFSCLI much slower after HDFS-265 merge	Blocker	hdfs-client	Todd Lipcon	Todd Lipcon
HDFS-792	TestHDFSCLI is failing	Blocker	test	Konstantin Boudnik	Todd Lipcon
HDFS-791	Build is broken after HDFS-787 patch has been applied	Blocker	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-787	Make the versions of libraries consistent	Blocker	.	Owen O'Malley	Owen O'Malley
HDFS-785	Missing license header in java source files.	Minor	documentation	Ravi Phulari	Ravi Phulari
HDFS-783	libhdfs tests brakes code coverage runs with Clover	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-781	Metrics PendingDeletionBlocks is not decremented	Blocker	namenode	Suresh Srinivas	Suresh Srinivas
HDFS-775	FSDataset calls getCapacity() twice -bug?	Minor	datanode	Steve Loughran	Steve Loughran
HDFS-774	Intermittent race condition in TestFiPipelines	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-763	DataBlockScanner reporting of bad blocks is slightly misleading	Major	datanode	dhruba borthakur	dhruba borthakur
HDFS-762	Trying to start the balancer throws a NPE	Major	.	Cristian Ivascu	Cristian Ivascu
HDFS-761	Failure to process rename operation from edits log due to quota verification	Major	namenode	Suresh Srinivas	Suresh Srinivas
HDFS-760	“fs -put” fails if dfs.umask is set to 63	Major	.	Tsz Wo Nicholas Sze
HDFS-757	Unit tests failure for RAID	Major	contrib/raid	dhruba borthakur	dhruba borthakur
HDFS-756	libhdfs unit tests do not run	Critical	libhdfs	dhruba borthakur	Eli Collins
HDFS-751	TestCrcCorruption succeeds but is not testing anything of value	Major	.	dhruba borthakur	dhruba borthakur
HDFS-750	TestRename build failure	Blocker	build	Suresh Srinivas	Suresh Srinivas
HDFS-741	TestHFlush test doesn't seek() past previously written part of the file	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-735	TestReadWhileWriting has wrong line termination symbols	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-726	Eclipse .classpath template has outdated jar files and is missing some new ones.	Major	.	Konstantin Boudnik	Konstantin Boudnik
HDFS-725	Support the build error fix for HADOOP-6327	Major	test	Sanjay Radia	Sanjay Radia
HDFS-724	Pipeline close hangs if one of the datanode is not responsive.	Blocker	datanode, hdfs-client	Tsz Wo Nicholas Sze	Hairong Kuang
HDFS-722	The pointcut callCreateBlockWriteStream in FSDatasetAspects is broken	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-720	NPE in BlockReceiver$PacketResponder.run(BlockReceiver.java:923)	Major	datanode	stack
HDFS-709	TestDFSShell failure	Major	.	Suresh Srinivas	Suresh Srinivas
HDFS-706	Intermittent failures in TestFiHFlush	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-699	Primary datanode should compare replicas' on disk lengths	Major	datanode	Tsz Wo Nicholas Sze	Hairong Kuang
HDFS-695	RaidNode should read in configuration from hdfs-site.xml	Major	contrib/raid	dhruba borthakur	dhruba borthakur
HDFS-691	Limitation on java.io.InputStream.available()	Major	hdfs-client	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-690	TestAppend2#testComplexAppend failed on “Too many open files”	Blocker	test	Hairong Kuang	Hairong Kuang
HDFS-688	Add configuration resources to DFSAdmin	Major	hdfs-client	Konstantin Shvachko	Konstantin Shvachko
HDFS-682	TestBlockUnderConstruction fails	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-679	Appending to a partial chunk incorrectly assumes the first packet fills up the partial chunk	Major	.	Hairong Kuang	Hairong Kuang
HDFS-677	Rename failure due to quota results in deletion of src directory	Blocker	namenode	Suresh Srinivas	Suresh Srinivas
HDFS-673	BlockReceiver#PacketResponder should not remove a packet from the ack queue before its ack is sent	Blocker	datanode	Hairong Kuang	Hairong Kuang
HDFS-647	Internal server errors	Major	.	gary murry	Owen O'Malley
HDFS-646	missing test-contrib ant target would break hudson patch test process	Blocker	build	Giridharan Kesavan	Giridharan Kesavan
HDFS-641	Move all of the benchmarks and tests that depend on mapreduce to mapreduce	Blocker	test	Owen O'Malley	Owen O'Malley
HDFS-640	TestHDFSFileContextMainOperations uses old FileContext.mkdirs(..)	Major	test	Tsz Wo Nicholas Sze	Suresh Srinivas
HDFS-638	The build.xml refences jars that don't exist	Major	build	Owen O'Malley	Owen O'Malley
HDFS-637	DataNode sends a Success ack when block write fails	Blocker	datanode	Hairong Kuang	Hairong Kuang
HDFS-629	Remove ReplicationTargetChooser.java along with fixing import warnings.	Major	namenode	Konstantin Shvachko	dhruba borthakur
HDFS-625	ListPathsServlet throws NullPointerException	Major	namenode	Tsz Wo Nicholas Sze	Suresh Srinivas
HDFS-622	checkMinReplication should count only live node.	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-615	TestLargeDirectoryDelete fails with NullPointerException	Blocker	namenode	Eli Collins
HDFS-614	TestDatanodeBlockScanner obtain should data-node directories directly from MiniDFSCluster	Major	test	Konstantin Shvachko	Konstantin Shvachko
HDFS-612	FSDataset should not use org.mortbay.log.Log	Major	datanode	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-611	Heartbeats times from Datanodes increase when there are plenty of blocks to delete	Major	datanode	dhruba borthakur	Zheng Shao
HDFS-609	Create a file with the append flag does not work in HDFS	Blocker	.	Hairong Kuang	Tom White
HDFS-606	ConcurrentModificationException in invalidateCorruptReplicas()	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-601	TestBlockReport should obtain data directories from MiniHDFSCluster	Major	test	Konstantin Shvachko	Konstantin Boudnik
HDFS-596	Memory leak in libhdfs: hdfsFreeFileInfo() in libhdfs does not free memory for mOwner and mGroup	Blocker	fuse-dfs	Zhang Bingjun	Zhang Bingjun
HDFS-587	Test programs support only default queue.	Major	test	Sreekanth Ramakrishnan	Erik Steffl
HDFS-586	TestBlocksWithNotEnoughRacks fails	Major	test	Hairong Kuang	Jitendra Nath Pandey
HDFS-568	TestServiceLevelAuthorization fails on latest build in Hudson	Minor	test	gary murry	Amareshwari Sriramadasu
HDFS-553	BlockSender reports wrong failed position in ChecksumException	Major	datanode	Hairong Kuang	Hairong Kuang
HDFS-534	Required avro classes are missing	Major	build	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-525	ListPathsServlet.java uses static SimpleDateFormat that has threading issues	Major	namenode	Suresh Srinivas	Suresh Srinivas
HDFS-500	Fix lingering and new javac warnings	Minor	namenode	Jakob Homan	Jakob Homan
HDFS-489	Updated TestHDFSCLI for changes from HADOOP-6139	Major	test	Jakob Homan	Jakob Homan
HDFS-484	bin-package and package doesnt seem to package any jar file	Major	build	Giridharan Kesavan	Giridharan Kesavan
HDFS-483	Data transfer (aka pipeline) implementation cannot tolerate exceptions	Major	datanode, hdfs-client	Tsz Wo Nicholas Sze
HDFS-482	change HsftpFileSystem's ssl.client.do.not.authenticate.server configuration setting to ssl-client.xml	Major	contrib/hdfsproxy	zhiyong zhang	Srikanth Sundarrajan
HDFS-481	Bug Fixes + HdfsProxy to use proxy user to impresonate the real user	Major	contrib/hdfsproxy	zhiyong zhang	Srikanth Sundarrajan
HDFS-480	Typo in jar name in build.xml	Major	build, scripts	Konstantin Shvachko	Konstantin Shvachko
HDFS-472	Document hdfsproxy design and set-up guide	Major	contrib/hdfsproxy	zhiyong zhang	zhiyong zhang
HDFS-466	hdfs_write infinite loop when dfs fails and cannot write files > 2 GB	Major	.	Pete Wyckoff	Pete Wyckoff
HDFS-464	Memory leaks in libhdfs	Blocker	libhdfs	Christian Kunz	Christian Kunz
HDFS-463	CreateEditsLog utility broken due to FSImage URL scheme check	Major	tools	Suresh Srinivas	Suresh Srinivas
HDFS-462	Unit tests not working under Windows	Major	namenode, test	Luca Telloli	Jakob Homan
HDFS-456	Problems with dfs.name.edits.dirs as URI	Blocker	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-454	HDFS workflow in JIRA does not match MAPREDUCE, HADOOP	Major	.	Aaron Kimball	Owen O'Malley
HDFS-446	Offline Image Viewer Ls visitor incorrectly says ‘output file’ instead of ‘input file’	Minor	test, tools	Jakob Homan	Jakob Homan
HDFS-445	pread() fails when cached block locations are no longer valid	Major	.	Kan Zhang	Kan Zhang
HDFS-441	TestFTPFileSystem fails	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-440	javadoc warnings: broken links	Major	documentation	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-439	HADOOP-5961 is incorrectly committed.	Blocker	.	Raghu Angadi	Raghu Angadi
HDFS-438	Improve help message for quotas	Minor	.	Raghu Angadi	Raghu Angadi
HDFS-423	Unbreak FUSE build and fuse_dfs_wrapper.sh	Major	fuse-dfs	Giridharan Kesavan	Eli Collins
HDFS-415	Unchecked exception thrown inside of BlockReceiver cause some threads hang	Major	.	Konstantin Boudnik	Konstantin Boudnik
HDFS-195	Need to handle access token expiration when re-establishing the pipeline for dfs write	Major	.	Kan Zhang	Kan Zhang
HDFS-192	TestBackupNode sometimes fails	Major	namenode	Tsz Wo Nicholas Sze	Konstantin Shvachko
HDFS-187	TestStartup fails if hdfs is running in the same machine	Major	test	Tsz Wo Nicholas Sze	Todd Lipcon
HDFS-181	INode.getPathComponents throws NPE when given a non-absolute path	Minor	namenode	Todd Lipcon	Todd Lipcon
HDFS-167	DFSClient continues to retry indefinitely	Minor	hdfs-client	Derek Wollenstein	Bill Zeller
HDFS-145	FSNameSystem#addStoredBlock does not handle inconsistent block length correctly	Major	.	Hairong Kuang	Hairong Kuang
HDFS-127	DFSClient block read failures cause open DFSInputStream to become unusable	Major	hdfs-client	Igor Bolotin	Igor Bolotin
HDFS-119	logSync() may block NameNode forever.	Major	namenode	Konstantin Shvachko	Suresh Srinivas
HDFS-101	DFS write pipeline : DFSClient sometimes does not detect second datanode failure	Blocker	datanode	Raghu Angadi	Hairong Kuang
HDFS-95	UnknownHostException if the system can't determine its own name and you go DNS.getIPs(“name-of-an-unknown-interface”);	Major	.	Steve Loughran	Steve Loughran
HDFS-94	The “Heap Size” in HDFS web ui may not be accurate	Major	.	Tsz Wo Nicholas Sze	Dmytro Molkov
HDFS-76	Namespace quota exceeded message unclear	Major	.	eric baldeschwieler	Boris Shkolnik
HDFS-29	In Datanode, update block may fail due to length inconsistency	Major	datanode	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-15	Rack replication policy can be violated for over replicated blocks	Critical	.	Hairong Kuang	Jitendra Nath Pandey
MAPREDUCE-2014	Remove task-controller from 0.21 branch	Major	security	Tom White	Tom White
MAPREDUCE-2012	Some contrib tests fail in branch 0.21 and trunk	Blocker	test	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1980	TaskAttemptUnsuccessfulCompletionEvent.java incorrectly logs MAP_ATTEMPT_KILLED as event type for reduce tasks	Major	.	Amar Kamat	Amar Kamat
MAPREDUCE-1942	‘compile-fault-inject’ should never be called directly.	Minor	build	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1926	MapReduce distribution is missing build-utils.xml	Blocker	build	Tom White	Tom White
MAPREDUCE-1920	Job.getCounters() returns null when using a cluster	Critical	.	Aaron Kimball	Tom White
MAPREDUCE-1885	Trunk compilation is broken because of FileSystem api change in HADOOP-6826	Major	.	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1880	“java.lang.ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result.” while running “hadoop jar hadoop-0.20.1+169.89-examples.jar pi 4 30”	Minor	examples	Victor Pakhomov	Tsz Wo Nicholas Sze
MAPREDUCE-1876	TaskAttemptStartedEvent.java incorrectly logs MAP_ATTEMPT_STARTED as event type for reduce tasks	Major	jobtracker	Amar Kamat	Amar Kamat
MAPREDUCE-1870	Harmonize MapReduce JAR library versions with Common and HDFS	Blocker	build	Tom White	Tom White
MAPREDUCE-1853	MultipleOutputs does not cache TaskAttemptContext	Critical	task	Torsten Curdt	Torsten Curdt
MAPREDUCE-1845	FairScheduler.tasksToPeempt() can return negative number	Major	contrib/fair-share	Scott Chen	Scott Chen
MAPREDUCE-1810	0.21 build is broken	Major	build	Sharad Agarwal	Tom White
MAPREDUCE-1765	Streaming doc - change StreamXmlRecord to StreamXmlRecordReader	Minor	contrib/streaming, documentation	Corinne Chandel	Corinne Chandel
MAPREDUCE-1747	Remove documentation for the ‘unstable’ job-acls feature	Blocker	documentation	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
MAPREDUCE-1728	Oracle timezone strings do not match Java	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-1727	TestJobACLs fails after HADOOP-6686	Major	test	Vinod Kumar Vavilapalli	Ravi Gummadi
MAPREDUCE-1725	Fix MapReduce API incompatibilities between 0.20 and 0.21	Blocker	client	Tom White	Tom White
MAPREDUCE-1705	Archiving and Purging of parity files should handle globbed policies	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1697	Document the behavior of -file option in streaming and deprecate it in favour of generic -files option.	Major	contrib/streaming, documentation	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1695	capacity scheduler is not included in findbugs/javadoc targets	Major	capacity-sched	Hong Tang	Hong Tang
MAPREDUCE-1694	streaming documentation appears to be wrong on overriding settings w/-D	Major	contrib/streaming, documentation	Allen Wittenauer
MAPREDUCE-1692	Remove TestStreamedMerge from the streaming tests	Minor	contrib/streaming	Sreekanth Ramakrishnan	Amareshwari Sriramadasu
MAPREDUCE-1659	RaidNode should write temp files on /tmp and add random numbers to their names to avoid conflicts	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1657	After task logs directory is deleted, tasklog servlet displays wrong error message about job ACLs	Major	tasktracker	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1635	ResourceEstimator does not work after MAPREDUCE-842	Major	tasktracker	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1629	Get rid of fakeBlockLocations() on HarFileSystem, since it's not used	Trivial	.	Rodrigo Schmidt	Mahadev konar
MAPREDUCE-1628	HarFileSystem shows incorrect replication numbers and permissions	Major	harchive	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1622	Include slf4j dependencies in binary tarball	Minor	build	Chris Douglas	Chris Douglas
MAPREDUCE-1618	JobStatus.getJobAcls() and setJobAcls should have javadoc	Trivial	documentation	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1615	ant test on trunk does not compile.	Blocker	.	Mahadev konar	Chris Douglas
MAPREDUCE-1612	job conf file is not accessible from job history web page	Major	jobtracker	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1611	Refresh nodes and refresh queues doesnt work with service authorization enabled	Blocker	security	Amar Kamat	Amar Kamat
MAPREDUCE-1610	Forrest documentation should be updated to reflect the changes in MAPREDUCE-856	Major	documentation	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1609	TaskTracker.localizeJob should not set permissions on job log directory recursively	Major	tasktracker	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1606	TestJobACLs may timeout as there are no slots for launching JOB_CLEANUP task	Major	test	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1604	Job acls should be documented in forrest.	Major	documentation, security	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1602	When the src does not exist, archive shows IndexOutOfBoundsException	Major	harchive	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1596	MapReduce trunk snapshot is not being published to maven	Critical	build	Aaron Kimball	Giridharan Kesavan
MAPREDUCE-1585	Create Hadoop Archives version 2 with filenames URL-encoded	Major	harchive	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1578	HadoopArchives.java should not use HarFileSystem.VERSION	Major	harchive	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1573	TestStreamingAsDifferentUser fails if run as tt_user	Major	task-controller, test	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1547	Build Hadoop-Mapreduce-trunk and Mapreduce-trunk-Commit fails	Major	build	Iyappan Srinivasan	Giridharan Kesavan
MAPREDUCE-1538	TrackerDistributedCacheManager can fail because the number of subdirectories reaches system limit	Major	tasktracker	Scott Chen	Scott Chen
MAPREDUCE-1537	TestDelegationTokenRenewal fails	Major	.	Jitendra Nath Pandey	Jitendra Nath Pandey
MAPREDUCE-1536	DataDrivenDBInputFormat does not split date columns correctly.	Major	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-1523	Sometimes rumen trace generator fails to extract the job finish time.	Major	tools/rumen	Hong Tang	Dick King
MAPREDUCE-1520	TestMiniMRLocalFS fails on trunk	Major	.	Devaraj Das	Amareshwari Sriramadasu
MAPREDUCE-1519	RaidNode fails to create new parity file if an older version already exists	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1515	need to pass down java5 and forrest home variables	Major	build	Owen O'Malley	Al Thompson
MAPREDUCE-1508	NPE in TestMultipleLevelCaching on error cleanup path	Major	test	Aaron Kimball	Aaron Kimball
MAPREDUCE-1497	Suppress warning on inconsistent TaskTracker.indexCache synchronization	Major	tasktracker	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1494	TestJobDirCleanup verifies wrong jobcache directory	Minor	tasktracker, test	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1490	Raid client throws NullPointerException during initialization	Major	contrib/raid	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-1482	Better handling of task diagnostic information stored in the TaskInProgress	Major	jobtracker	Amar Kamat	Amar Kamat
MAPREDUCE-1476	committer.needsTaskCommit should not be called for a task cleanup attempt	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1474	forrest docs for archives is out of date.	Major	documentation	Mahadev konar	Mahadev konar
MAPREDUCE-1448	[Mumak] mumak.sh does not honor --config option.	Major	.	Hong Tang	Hong Tang
MAPREDUCE-1435	symlinks in cwd of the task are not handled properly after MAPREDUCE-896	Major	tasktracker	Amareshwari Sriramadasu	Ravi Gummadi
MAPREDUCE-1422	Changing permissions of files/dirs under job-work-dir may be needed sothat cleaning up of job-dir in all mapred-local-directories succeeds always	Major	task-controller, tasktracker	Ravi Gummadi	Amar Kamat
MAPREDUCE-1421	LinuxTaskController tests failing on trunk after the commit of MAPREDUCE-1385	Major	task-controller, tasktracker, test	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1420	TestTTResourceReporting failing in trunk	Major	test	Iyappan Srinivasan	Scott Chen
MAPREDUCE-1417	Forrest documentation should be updated to reflect the changes in MAPREDUCE-744	Major	documentation	Vinod Kumar Vavilapalli	Ravi Gummadi
MAPREDUCE-1412	TestTaskTrackerBlacklisting fails sometimes	Minor	test	Chris Douglas	Chris Douglas
MAPREDUCE-1409	FileOutputCommitter.abortTask should not catch IOException	Major	tasktracker	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1408	Allow customization of job submission policies	Major	contrib/gridmix	rahul k singh	rahul k singh
MAPREDUCE-1406	JobContext.MAP_COMBINE_MIN_SPILLS is misspelled	Trivial	.	Chris Douglas	Chris Douglas
MAPREDUCE-1400	sed in build.xml fails	Minor	.	Allen Wittenauer	Allen Wittenauer
MAPREDUCE-1399	The archive command shows a null error message	Major	harchive	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1398	TaskLauncher remains stuck on tasks waiting for free nodes even if task is killed.	Major	tasktracker	Hemanth Yamijala	Amareshwari Sriramadasu
MAPREDUCE-1397	NullPointerException observed during task failures	Minor	tasktracker	Ramya Sunil	Amareshwari Sriramadasu
MAPREDUCE-1378	Args in job details links on jobhistory.jsp are not URL encoded	Trivial	jobtracker	E. Sammer	E. Sammer
MAPREDUCE-1372	ConcurrentModificationException in JobInProgress	Blocker	jobtracker	Amareshwari Sriramadasu	Dick King
MAPREDUCE-1369	JUnit tests should never depend on anything in conf	Blocker	test	Anatoli Fomenko	Anatoli Fomenko
MAPREDUCE-1365	TestTaskTrackerBlacklisting.AtestTrackerBlacklistingForJobFailures is mistyped.	Trivial	test	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1358	Utils.OutputLogFilter incorrectly filters for _logs	Major	.	Todd Lipcon	Todd Lipcon
MAPREDUCE-1348	Package org.apache.hadoop.blockforensics does not match directory name	Major	build	Tom White	Tom White
MAPREDUCE-1342	Potential JT deadlock in faulty TT tracking	Major	jobtracker	Todd Lipcon	Amareshwari Sriramadasu
MAPREDUCE-1322	TestStreamingAsDifferentUser fails on trunk	Major	contrib/streaming, test	Amareshwari Sriramadasu	Devaraj Das
MAPREDUCE-1316	JobTracker holds stale references to retired jobs via unreported tasks	Blocker	jobtracker	Amar Kamat	Amar Kamat
MAPREDUCE-1314	Some logs have wrong configuration names.	Blocker	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1301	TestDebugScriptWithLinuxTaskController fails	Major	test	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1294	Build fails to pull latest hadoop-core-* artifacts	Critical	build	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1293	AutoInputFormat doesn't work with non-default FileSystems	Major	contrib/streaming	Andrew Hitchcock	Andrew Hitchcock
MAPREDUCE-1285	DistCp cannot handle -delete if destination is local filesystem	Major	distcp	Peter Romianowski	Peter Romianowski
MAPREDUCE-1284	TestLocalizationWithLinuxTaskController fails	Major	tasktracker, test	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1276	Shuffle connection logic needs correction	Blocker	task	Jothi Padmanabhan	Amareshwari Sriramadasu
MAPREDUCE-1267	Fix typo in mapred-default.xml	Minor	.	Todd Lipcon	Todd Lipcon
MAPREDUCE-1260	Update Eclipse configuration to match changes to Ivy configuration	Major	build	Edwin Chan
MAPREDUCE-1258	Fair scheduler event log not logging job info	Minor	contrib/fair-share	Matei Zaharia	Matei Zaharia
MAPREDUCE-1249	mapreduce.reduce.shuffle.read.timeout's default value should be 3 minutes, in mapred-default.xml	Blocker	task	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1245	TestFairScheduler fails with “too many open files” error	Major	test	Vinod Kumar Vavilapalli	Sharad Agarwal
MAPREDUCE-1244	eclipse-plugin fails with missing dependencies	Major	build	Giridharan Kesavan	Giridharan Kesavan
MAPREDUCE-1241	JobTracker should not crash when mapred-queues.xml does not exist	Blocker	.	Owen O'Malley	Todd Lipcon
MAPREDUCE-1239	Mapreduce test build is broken after HADOOP-5107	Blocker	build	Vinod Kumar Vavilapalli	Giridharan Kesavan
MAPREDUCE-1230	Vertica streaming adapter doesn't handle nulls in all cases	Major	contrib/vertica	Omer Trajman	Omer Trajman
MAPREDUCE-1222	[Mumak] We should not include nodes with numeric ips in cluster topology.	Major	contrib/mumak	Hong Tang	Hong Tang
MAPREDUCE-1219	JobTracker Metrics causes undue load on JobTracker	Major	.	Jothi Padmanabhan	Sreekanth Ramakrishnan
MAPREDUCE-1212	Mapreduce contrib project ivy dependencies are not included in binary target	Critical	build	Aaron Kimball	Aaron Kimball
MAPREDUCE-1196	MAPREDUCE-947 incompatibly changed FileOutputCommitter	Blocker	client	Arun C Murthy	Arun C Murthy
MAPREDUCE-1186	While localizing a DistributedCache file, TT sets permissions recursively on the whole base-dir	Major	tasktracker	Vinod Kumar Vavilapalli	Amareshwari Sriramadasu
MAPREDUCE-1178	MultipleInputs fails with ClassCastException	Blocker	.	Jay Booth	Amareshwari Sriramadasu
MAPREDUCE-1177	TestTaskTrackerMemoryManager retries a task for more than 100 times.	Blocker	tasktracker, test	Amareshwari Sriramadasu	Vinod Kumar Vavilapalli
MAPREDUCE-1171	Lots of fetch failures	Blocker	task	Christian Kunz	Amareshwari Sriramadasu
MAPREDUCE-1165	SerialUtils.hh: __PRETTY_FUNCTION__ is a GNU extension and not portable	Major	.	Allen Wittenauer	Allen Wittenauer
MAPREDUCE-1161	NotificationTestCase should not lock current thread	Major	.	Owen O'Malley	Owen O'Malley
MAPREDUCE-1160	Two log statements at INFO level fill up jobtracker logs	Major	jobtracker	Hemanth Yamijala	Ravi Gummadi
MAPREDUCE-1158	running_maps is not decremented when the tasks of a job is killed/failed	Major	jobtracker	Ramya Sunil	Sharad Agarwal
MAPREDUCE-1155	Streaming tests swallow exceptions	Minor	contrib/streaming	Todd Lipcon	Todd Lipcon
MAPREDUCE-1153	Metrics counting tasktrackers and blacklisted tasktrackers are not updated when trackers are decommissioned.	Major	jobtracker	Hemanth Yamijala	Sharad Agarwal
MAPREDUCE-1152	JobTrackerInstrumentation.killed{Map/Reduce} is never called	Major	.	Sharad Agarwal
MAPREDUCE-1143	runningMapTasks counter is not properly decremented in case of failed Tasks.	Blocker	.	rahul k singh	rahul k singh
MAPREDUCE-1140	Per cache-file refcount can become negative when tasks release distributed-cache files	Major	tasktracker	Vinod Kumar Vavilapalli	Amareshwari Sriramadasu
MAPREDUCE-1133	Eclipse .classpath template has outdated jar files and is missing some new ones.	Major	.	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1131	Using profilers other than hprof can cause JobClient to report job failure	Major	client	Aaron Kimball	Aaron Kimball
MAPREDUCE-1128	MRUnit Allows Iteration Twice	Minor	contrib/mrunit	Ed Kohlwey	Aaron Kimball
MAPREDUCE-1124	TestGridmixSubmission fails sometimes	Major	contrib/gridmix	Amareshwari Sriramadasu	Chris Douglas
MAPREDUCE-1119	When tasks fail to report status, show tasks's stack dump before killing	Major	tasktracker	Todd Lipcon	Aaron Kimball
MAPREDUCE-1117	ClusterMetrics return metrics for tasks instead of slots'	Major	.	Sharad Agarwal	Amareshwari Sriramadasu
MAPREDUCE-1111	JT Jetty UI not working if we run mumak.sh off packaged distribution directory.	Major	contrib/mumak	Hong Tang	Hong Tang
MAPREDUCE-1105	CapacityScheduler: It should be possible to set queue hard-limit beyond it's actual capacity	Blocker	capacity-sched	Arun C Murthy	rahul k singh
MAPREDUCE-1104	RecoveryManager not initialized in SimulatorJobTracker led to NPE in JT Jetty server	Major	contrib/mumak	Hong Tang	Hong Tang
MAPREDUCE-1098	Incorrect synchronization in DistributedCache causes TaskTrackers to freeze up during localization of Cache for tasks.	Major	tasktracker	Sreekanth Ramakrishnan	Amareshwari Sriramadasu
MAPREDUCE-1090	Modify log statement in Tasktracker log related to memory monitoring to include attempt id.	Major	tasktracker	Hemanth Yamijala	Hemanth Yamijala
MAPREDUCE-1089	Fair Scheduler preemption triggers NPE when tasks are scheduled but not running	Major	contrib/fair-share	Todd Lipcon	Todd Lipcon
MAPREDUCE-1086	hadoop commands in streaming tasks are trying to write to tasktracker's log	Major	tasktracker	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-1077	When rumen reads a truncated job tracker log, it produces a job whose outcome is SUCCESS. Should be null.	Major	tools/rumen	Dick King	Dick King
MAPREDUCE-1076	ClusterStatus class should be deprecated	Blocker	client	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-1075	getQueue(String queue) in JobTracker would return NPE for invalid queue name	Major	.	V.V.Chaitanya Krishna	V.V.Chaitanya Krishna
MAPREDUCE-1071	o.a.h.mapreduce.jobhistory.EventReader constructor should expect DataInputStream	Major	.	Hong Tang	Hong Tang
MAPREDUCE-1065	Modify the mapred tutorial documentation to use new mapreduce api.	Blocker	documentation	Amareshwari Sriramadasu	Aaron Kimball
MAPREDUCE-1062	MRReliability test does not work with retired jobs	Major	test	Sreekanth Ramakrishnan	Sreekanth Ramakrishnan
MAPREDUCE-1041	TaskStatuses map in TaskInProgress should be made package private instead of protected	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-1038	Mumak‘s compile-aspects target weaves aspects even though there are no changes to the Mumak’s sources	Major	build	Vinod Kumar Vavilapalli	Aaron Kimball
MAPREDUCE-1031	ant tar target doens't seem to compile tests in contrib projects	Blocker	build	Arun C Murthy	Aaron Kimball
MAPREDUCE-1030	Reduce tasks are getting starved in capacity scheduler	Blocker	capacity-sched	rahul k singh	rahul k singh
MAPREDUCE-1029	TestCopyFiles fails on testHftpAccessControl()	Blocker	build	Amar Kamat	Jothi Padmanabhan
MAPREDUCE-1028	Cleanup tasks are scheduled using high memory configuration, leaving tasks in unassigned state.	Blocker	jobtracker	Hemanth Yamijala	Ravi Gummadi
MAPREDUCE-1022	Trunk tests fail because of test-failure in Vertica	Blocker	test	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
MAPREDUCE-1018	Document changes to the memory management and scheduling model	Blocker	documentation	Hemanth Yamijala	Hemanth Yamijala
MAPREDUCE-1016	Make the format of the Job History be JSON instead of Avro binary	Major	.	Owen O'Malley	Doug Cutting
MAPREDUCE-1014	After the 0.21 branch, MapReduce trunk doesn't compile	Blocker	.	Devaraj Das	Ravi Gummadi
MAPREDUCE-1009	Forrest documentation needs to be updated to describes features provided for supporting hierarchical queues	Blocker	documentation	Hemanth Yamijala	Vinod Kumar Vavilapalli
MAPREDUCE-1007	MAPREDUCE-777 breaks the UI for hierarchial Queues.	Blocker	jobtracker	rahul k singh	V.V.Chaitanya Krishna
MAPREDUCE-1003	trunk build fails when -Declipse.home is set	Major	.	Giridharan Kesavan	Ravi Gummadi
MAPREDUCE-1002	After MAPREDUCE-862, command line queue-list doesn't print any queues	Major	client	Vinod Kumar Vavilapalli	V.V.Chaitanya Krishna
MAPREDUCE-1000	JobHistory.initDone() should retain the try ... catch in the body	Major	jobtracker	Hong Tang	Jothi Padmanabhan
MAPREDUCE-988	ant package does not copy the capacity-scheduler.jar under HADOOP_HOME/build/hadoop-mapred-0.21.0-dev/contrib/capacity-scheduler	Major	build	Iyappan Srinivasan	Hong Tang
MAPREDUCE-986	rumen makes a task with a null type when one of the task lines is truncated	Major	tools/rumen	Dick King	Dick King
MAPREDUCE-977	Missing jackson jars from Eclipse template	Major	build	Tom White	Tom White
MAPREDUCE-973	Move test utilities from examples to test	Trivial	examples, test	Chris Douglas	Chris Douglas
MAPREDUCE-971	distcp does not always remove distcp.tmp.dir	Major	distcp	Aaron Kimball	Aaron Kimball
MAPREDUCE-968	NPE in distcp encountered when placing _logs directory on S3FileSystem	Major	distcp	Aaron Kimball	Aaron Kimball
MAPREDUCE-964	Inaccurate values in jobSummary logs	Critical	.	Rajiv Chittajallu	Sreekanth Ramakrishnan
MAPREDUCE-962	NPE in ProcfsBasedProcessTree.destroy()	Major	tasktracker	Vinod Kumar Vavilapalli	Ravi Gummadi
MAPREDUCE-952	Previously removed Task.Counter reintroduced by MAPREDUCE-318	Blocker	task	Arun C Murthy	Jothi Padmanabhan
MAPREDUCE-946	Fix regression in LineRecordReader to comply with line length parameters	Blocker	.	Chris Douglas	Chris Douglas
MAPREDUCE-945	Test programs support only default queue.	Major	test	Suman Sehgal	Sreekanth Ramakrishnan
MAPREDUCE-941	vaidya script calls awk instead of nawk	Trivial	.	Allen Wittenauer	Chad Metcalf
MAPREDUCE-915	For secure environments, the Map/Reduce debug script must be run as the user.	Blocker	security, tasktracker	Hemanth Yamijala	Devaraj Das
MAPREDUCE-913	TaskRunner crashes with NPE resulting in held up slots, UNINITIALIZED tasks and hung TaskTracker	Blocker	tasktracker	Vinod Kumar Vavilapalli	Amareshwari Sriramadasu
MAPREDUCE-912	apache license header missing for some java files	Major	.	Amareshwari Sriramadasu	Chad Metcalf
MAPREDUCE-896	Users can set non-writable permissions on temporary files for TT and can abuse disk usage.	Major	tasktracker	Vinod Kumar Vavilapalli	Ravi Gummadi
MAPREDUCE-890	After HADOOP-4491, the user who started mapred system is not able to run job.	Blocker	tasktracker	Karam Singh	Ravi Gummadi
MAPREDUCE-889	binary communication formats added to Streaming by HADOOP-1722 should be documented	Blocker	documentation	Amareshwari Sriramadasu	Klaas Bosteels
MAPREDUCE-884	TestReduceFetchFromPartialMem fails sometimes	Major	test	Amar Kamat	Jothi Padmanabhan
MAPREDUCE-879	TestTaskTrackerLocalization fails on MAC OS	Blocker	test	Devaraj Das	Sreekanth Ramakrishnan
MAPREDUCE-877	Required avro class are missing in contrib projects	Blocker	build	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-868	Trunk can't be compiled since Avro dependencies cannot be resolved	Blocker	build	Arun C Murthy
MAPREDUCE-867	trunk builds fails as ivy is lookin for avro jar from the local resolver	Major	build	Giridharan Kesavan	Giridharan Kesavan
MAPREDUCE-859	Unable to run examples with current trunk	Major	build	Jothi Padmanabhan	Ravi Gummadi
MAPREDUCE-852	ExampleDriver is incorrectly set as a Main-Class in tools in build.xml	Major	build	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-848	TestCapacityScheduler is failing	Major	capacity-sched	Devaraj Das	Amar Kamat
MAPREDUCE-845	build.xml hard codes findbugs heap size, in some configurations 512M is insufficient to successfully build	Minor	build	Lee Tucker	Lee Tucker
MAPREDUCE-840	DBInputFormat leaves open transaction	Minor	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-839	unit test TestMiniMRChildTask fails on mac os-x	Minor	.	Hong Tang	Hong Tang
MAPREDUCE-825	JobClient completion poll interval of 5s causes slow tests in local mode	Minor	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-809	Job summary logs show status of completed jobs as RUNNING	Major	jobtracker	Arun C Murthy	Arun C Murthy
MAPREDUCE-808	Buffer objects incorrectly serialized to typed bytes	Major	contrib/streaming	Klaas Bosteels	Klaas Bosteels
MAPREDUCE-799	Some of MRUnit's self-tests were not being run	Major	contrib/mrunit	Aaron Kimball	Aaron Kimball
MAPREDUCE-792	javac warnings in DBInputFormat	Minor	.	Aaron Kimball	Aaron Kimball
MAPREDUCE-787	-files, -archives should honor user given symlink path	Major	client	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-773	LineRecordReader can report non-zero progress while it is processing a compressed stream	Major	task	Devaraj Das	Devaraj Das
MAPREDUCE-771	Setup and cleanup tasks remain in UNASSIGNED state for a long time on tasktrackers with long running high RAM tasks	Blocker	jobtracker	Hemanth Yamijala	Hemanth Yamijala
MAPREDUCE-769	findbugs and javac warnings on trunk is non-zero	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-764	TypedBytesInput's readRaw() does not preserve custom type codes	Blocker	contrib/streaming	Klaas Bosteels	Klaas Bosteels
MAPREDUCE-760	TestNodeRefresh might not work as expected	Major	test	Amar Kamat	Amar Kamat
MAPREDUCE-754	NPE in expiry thread when a TT is lost	Minor	jobtracker	Ramya Sunil	Amar Kamat
MAPREDUCE-743	Progress of map phase in map task is not updated properly	Major	task	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-734	java.util.ConcurrentModificationException observed in unreserving slots for HiRam Jobs	Major	capacity-sched	Karam Singh	Arun C Murthy
MAPREDUCE-733	When running ant test TestTrackerBlacklistAcrossJobs, losing task tracker heartbeat exception occurs.	Major	tasktracker	Iyappan Srinivasan	Arun C Murthy
MAPREDUCE-732	node health check script should not log “UNHEALTHY” status for every heartbeat in INFO mode	Minor	.	Ramya Sunil	Sreekanth Ramakrishnan
MAPREDUCE-722	More slots are getting reserved for HiRAM job tasks then required	Major	capacity-sched	Karam Singh	Vinod Kumar Vavilapalli
MAPREDUCE-717	Fix some corner case issues in speculative execution (post hadoop-2141)	Major	jobtracker	Devaraj Das	Devaraj Das
MAPREDUCE-716	org.apache.hadoop.mapred.lib.db.DBInputformat not working with oracle	Major	.	evanand	Aaron Kimball
MAPREDUCE-709	node health check script does not display the correct message on timeout	Minor	.	Ramya Sunil	Sreekanth Ramakrishnan
MAPREDUCE-708	node health check script does not refresh the “reason for blacklisting”	Minor	tasktracker	Ramya Sunil	Sreekanth Ramakrishnan
MAPREDUCE-702	eclipse-plugin jar target fails during packaging	Major	build	Giridharan Kesavan	Giridharan Kesavan
MAPREDUCE-694	JSP jars should be added to dependcy list for Capacity scheduler	Major	build, capacity-sched	Sreekanth Ramakrishnan	Giridharan Kesavan
MAPREDUCE-683	TestJobTrackerRestart fails with Map task completion events ordering mismatch	Major	jobtracker	Sreekanth Ramakrishnan	Amar Kamat
MAPREDUCE-682	Reserved tasktrackers should be removed when a node is globally blacklisted	Major	jobtracker	Hemanth Yamijala	Sreekanth Ramakrishnan
MAPREDUCE-680	Reuse of Writable objects is improperly handled by MRUnit	Major	contrib/mrunit	Aaron Kimball	Aaron Kimball
MAPREDUCE-677	TestNodeRefresh timesout	Major	test	Amar Kamat	Amar Kamat
MAPREDUCE-676	Existing diagnostic rules fail for MAP ONLY jobs	Major	.	Suhas Gogate	Suhas Gogate
MAPREDUCE-671	Update ignore list	Trivial	build	Chris Douglas	Chris Douglas
MAPREDUCE-659	gridmix2 not compiling under mapred module trunk/src/benchmarks/gridmix2	Critical	build	Iyappan Srinivasan	Giridharan Kesavan
MAPREDUCE-658	NPE in distcp if source path does not exist	Major	distcp	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-648	Two distcp bugs	Minor	distcp	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-646	distcp should place the file distcp_src_files in distributed cache	Major	distcp	Ravi Gummadi	Ravi Gummadi
MAPREDUCE-645	When disctp is used to overwrite a file, it should return immediately with an error message	Minor	distcp	Ramya Sunil	Ravi Gummadi
MAPREDUCE-642	distcp could have an option to preserve the full source path	Major	distcp	Rodrigo Schmidt	Rodrigo Schmidt
MAPREDUCE-639	Update the TeraSort to reflect the new benchmark rules for '09	Major	examples	Owen O'Malley	Owen O'Malley
MAPREDUCE-637	Check in the codes that compute the 10^15+1st bit of π	Major	examples	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-630	TestKillCompletedJob can be modified to improve execution times	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-628	TestJobInProgress brings up MinMR/DFS clusters for every test	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-627	Modify TestTrackerBlacklistAcrossJobs to improve execution time	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-626	Modify TestLostTracker to improve execution time	Minor	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-522	Rewrite TestQueueCapacities to make it simpler and avoid timeout errors	Major	capacity-sched	Hemanth Yamijala	Sreekanth Ramakrishnan
MAPREDUCE-419	mapred.userlog.limit.kb has inconsistent defaults	Minor	.	Philip Zeyliger	Philip Zeyliger
MAPREDUCE-416	Move the completed jobs' history files to a DONE subdirectory inside the configured history directory	Major	.	Devaraj Das	Amar Kamat
MAPREDUCE-408	TestKillSubProcesses fails with assertion failure sometimes	Major	test	Amareshwari Sriramadasu	Ravi Gummadi
MAPREDUCE-153	TestJobInProgressListener sometimes timesout	Major	.	Amar Kamat	Amar Kamat
MAPREDUCE-144	TaskMemoryManager should log process-tree's status while killing tasks.	Major	tasktracker	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
MAPREDUCE-64	Map-side sort is hampered by io.sort.record.percent	Major	performance, task	Arun C Murthy	Chris Douglas
MAPREDUCE-28	TestQueueManager takes too long and times out some times	Major	jobtracker, test	Amareshwari Sriramadasu	V.V.Chaitanya Krishna

TESTS:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6836	[Herriot]: Generic method for adding/modifying the attributes for new configuration.	Major	test	Iyappan Srinivasan	Vinay Kumar Thota
HADOOP-6738	Move cluster_setup.xml from MapReduce to Common	Blocker	.	Tom White	Tom White
HADOOP-6705	jiracli fails to upload test-patch comments to jira	Major	build	Giridharan Kesavan	Giridharan Kesavan
HADOOP-6689	Add directory renaming test to FileContextMainOperationsBaseTest	Minor	fs, test	Eli Collins	Eli Collins
HADOOP-6563	Add more tests to FileContextSymlinkBaseTest that cover intermediate symlinks in paths	Major	fs, test	Eli Collins	Eli Collins
HADOOP-6309	Enable asserts for tests by default	Major	build	Eli Collins	Eli Collins
HADOOP-6261	Junit tests for FileContextURI	Blocker	test	Ravi Phulari	Ravi Phulari
HADOOP-6260	Unit tests for FileSystemContextUtil.	Major	fs	gary murry	gary murry
HADOOP-6222	Core doesn't have TestCommonCLI facility	Major	test	Boris Shkolnik	Konstantin Boudnik
HADOOP-6176	Adding a couple private methods to AccessTokenHandler for testing purposes	Major	security	Kan Zhang	Kan Zhang
HADOOP-5955	TestFileOuputFormat can use LOCAL_MR instead of CLUSTER_MR	Major	test	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5952	Hudson -1 wording change	Minor	build	gary murry	gary murry
HADOOP-5948	Modify TestJavaSerialization to use LocalJobRunner instead of MiniMR/DFS cluster	Major	test	Jothi Padmanabhan	Jothi Padmanabhan
HADOOP-5457	Failing contrib tests should not stop the build	Major	test	Chris Douglas	Giridharan Kesavan
HADOOP-5081	Split TestCLI into HDFS, Mapred and Core tests	Minor	test	Ramya Sunil	Sharad Agarwal
HADOOP-5080	Update TestCLI with additional test cases.	Minor	test	Ramya Sunil
HDFS-1099	Add test for umask backward compatibility	Major	.	Suresh Srinivas	Suresh Srinivas
HDFS-1043	Benchmark overhead of server-side group resolution of users	Major	benchmarks	Konstantin Shvachko	Konstantin Shvachko
HDFS-919	Create test to validate the BlocksVerified metric	Major	test	gary murry
HDFS-907	Add tests for getBlockLocations and totalLoad metrics.	Minor	namenode	Ravi Phulari	Ravi Phulari
HDFS-902	Move RAID from HDFS to MR	Major	contrib/raid	Eli Collins	Eli Collins
HDFS-813	Enable the append test in TestReadWhileWriting	Minor	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-804	New unit tests for concurrent lease recovery	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-714	Create fault injection test for the new pipeline close	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-713	Need to properly check the type of the test class from an aspect	Major	.	Konstantin Boudnik	Konstantin Boudnik
HDFS-710	Add actions with constraints to the pipeline fault injection tests	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-705	Create an adapter to access some of package-private methods of DataNode from tests	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-669	Add unit tests framework (Mockito)	Major	build	Eli Collins	Konstantin Boudnik
HDFS-451	Test DataTransferProtocol with fault injection	Minor	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-409	Add more access token tests	Major	datanode, hdfs-client	Kan Zhang	Kan Zhang
MAPREDUCE-1359	TypedBytes TestIO doesn't mkdir its test dir first	Major	contrib/streaming	Todd Lipcon	Anatoli Fomenko
MAPREDUCE-1061	Gridmix unit test should validate input/output bytes	Major	.	Chris Douglas	Chris Douglas
MAPREDUCE-1050	Introduce a mock object testing framework	Major	test	Tom White	Tom White
MAPREDUCE-793	Create a new test that consolidates a few tests to be included in the commit-test list	Major	test	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-785	Refactor TestReduceFetchFromPartialMem into a separate test	Major	.	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-686	Move TestSpeculativeExecution.Fake* into a separate class so that it can be used by other tests also	Major	test	Jothi Padmanabhan	Jothi Padmanabhan
MAPREDUCE-670	Create target for 10 minute patch test build for mapreduce	Major	build	Jothi Padmanabhan	Jothi Padmanabhan

SUB-TASKS:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6771	Herriot's artifact id for Maven deployment should be set to hadoop-core-instrumented	Major	build	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6752	Remote cluster control functionality needs JavaDocs improvement	Major	test	Konstantin Boudnik	Balaji Rajagopalan
HADOOP-6692	Add FileContext#listStatus that returns an iterator	Major	fs	Hairong Kuang	Hairong Kuang
HADOOP-6668	Apply audience and stability annotations to classes in common	Blocker	documentation	Tom White	Tom White
HADOOP-6658	Exclude Public elements in generated Javadoc	Blocker	documentation	Tom White	Tom White
HADOOP-6568	Authorization for default servlets	Major	security	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
HADOOP-6538	Set hadoop.security.authentication to “simple” by default	Major	security	Devaraj Das	Devaraj Das
HADOOP-6486	fix common classes to work with Avro 1.3 reflection	Major	ipc	Doug Cutting	Doug Cutting
HADOOP-6422	permit RPC protocols to be implemented by Avro	Major	ipc	Doug Cutting	Doug Cutting
HADOOP-6410	Rename TestCLI class to prevent JUnit from trying to run this class as a test	Major	test	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6409	TestHDFSCLI has to check if it's running any testcases at all	Blocker	.	Konstantin Boudnik	Todd Lipcon
HADOOP-6223	New improved FileSystem interface for those implementing new files systems.	Major	fs	Sanjay Radia	Sanjay Radia
HADOOP-6170	add Avro-based RPC serialization	Major	.	Doug Cutting	Doug Cutting
HADOOP-5217	Split the AllTestDriver for core, hdfs and mapred	Major	test	Sharad Agarwal	Sharad Agarwal
HADOOP-5120	UpgradeManagerNamenode and UpgradeObjectNamenode should not use FSNamesystem.getFSNamesystem()	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5097	Remove static variable JspHelper.fsn	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-5073	Hadoop 1.0 Interface Classification - scope (visibility - public/private) and stability	Major	.	Sanjay Radia	Jakob Homan
HADOOP-5045	FileSystem.isDirectory() should not be deprecated.	Major	fs	Tsz Wo Nicholas Sze	Suresh Srinivas
HADOOP-5037	Deprecate FSNamesystem.getFSNamesystem() and change fsNamesystemObject to private	Minor	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-4930	Implement setuid executable for Linux to assist in launching tasks as job owners	Major	.	Hemanth Yamijala	Sreekanth Ramakrishnan
HADOOP-4490	Map and Reduce tasks should run as the user who submitted the job	Major	security	Arun C Murthy	Hemanth Yamijala
HDFS-1100	Override TestFcHdfsSymlink#unwrapException	Major	test	Eli Collins	Eli Collins
HDFS-1067	Create block recovery tests that handle errors	Major	test	Hairong Kuang	Hairong Kuang
HDFS-1057	Concurrent readers hit ChecksumExceptions if following a writer to very end of file	Blocker	datanode	Todd Lipcon	sam rash
HDFS-730	Add fault injection tests for pipleline close ack	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-719	Add more fault injection tests for pipeline close	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-716	Define a pointcut for pipeline close	Major	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-676	NPE in FSDataset.updateReplicaUnderRecovery(..)	Major	datanode	Tsz Wo Nicholas Sze	Konstantin Shvachko
HDFS-668	TestFileAppend3#TC7 sometimes hangs	Major	.	Hairong Kuang	Hairong Kuang
HDFS-663	DFSIO for append	Major	test	Konstantin Shvachko	Konstantin Shvachko
HDFS-616	Create functional tests for new design of the block report	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-564	Adding pipeline test 17-35	Blocker	test	Kan Zhang	Hairong Kuang
HDFS-561	Fix write pipeline READ_TIMEOUT	Major	datanode, hdfs-client	Kan Zhang	Kan Zhang
HDFS-552	Change TestFiDataTransferProtocol to junit 4 and add a few new tests	Minor	test	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-551	Create new functional test for a block report.	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-524	Further DataTransferProtocol code refactoring.	Major	datanode	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-521	Create new tests for pipeline	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-520	Create new tests for block recovery	Major	test	Konstantin Boudnik	Hairong Kuang
HDFS-519	Create new tests for lease recovery	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-508	Factor out BlockInfo from BlocksMap	Major	namenode	Konstantin Shvachko	Konstantin Shvachko
HDFS-501	Use enum to define the constants in DataTransferProtocol	Major	datanode, hdfs-client	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-498	Add development guide and framework documentation	Major	documentation	Konstantin Boudnik	Konstantin Boudnik
HDFS-475	Create a separate targets for fault injection related test and jar files creation files	Major	build	Konstantin Boudnik	Konstantin Boudnik
HDFS-444	Current fault injection framework implementation doesn't allow to change probability levels dynamically	Minor	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-436	AspectJ framework for HDFS code and tests	Major	test	Konstantin Boudnik	Konstantin Boudnik
HDFS-396	Process dfs.name.edits.dirs as URI	Major	.	Luca Telloli	Luca Telloli
HDFS-377	Code Refactoring: separate codes which implement DataTransferProtocol	Major	.	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HDFS-254	Add more unit test for HDFS symlinks	Major	.	dhruba borthakur	Eli Collins
MAPREDUCE-1791	Remote cluster control functionality needs JavaDocs improvement	Major	test	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1650	Exclude Private elements from generated MapReduce Javadoc	Major	documentation	Tom White	Tom White
MAPREDUCE-1625	Improve grouping of packages in Javadoc	Blocker	documentation	Tom White	Tom White
MAPREDUCE-1623	Apply audience and stability annotations to classes in mapred package	Blocker	documentation	Tom White	Tom White
MAPREDUCE-1457	For secure job execution, couple of more UserGroupInformation.doAs needs to be added	Major	.	Devaraj Das	Jakob Homan
MAPREDUCE-1455	Authorization for servlets	Major	jobtracker, security, tasktracker	Devaraj Das	Ravi Gummadi
MAPREDUCE-1454	The servlets should quote server generated strings sent in the response	Major	.	Devaraj Das	Chris Douglas
MAPREDUCE-1433	Create a Delegation token for MapReduce	Major	security	Owen O'Malley	Owen O'Malley
MAPREDUCE-1432	Add the hooks in JobTracker and TaskTracker to load tokens from the token cache into the user's UGI	Major	.	Devaraj Das	Devaraj Das
MAPREDUCE-1430	JobTracker should be able to renew delegation tokens for the jobs	Major	jobtracker	Devaraj Das	Boris Shkolnik
MAPREDUCE-1326	fi tests don't use fi-site.xml	Major	build	Konstantin Boudnik	Konstantin Boudnik
MAPREDUCE-1209	Move common specific part of the test TestReflectionUtils out of mapred into common	Blocker	test	Vinod Kumar Vavilapalli	Todd Lipcon
MAPREDUCE-1201	Make ProcfsBasedProcessTree collect CPU usage information	Major	.	Scott Chen	Scott Chen
MAPREDUCE-1190	Add package.html to pi and pi.math packages.	Minor	documentation	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
MAPREDUCE-1033	Resolve location of scripts and configuration files after project split	Blocker	.	Vinod Kumar Vavilapalli	Tom White
MAPREDUCE-1026	Shuffle should be secure	Major	security	Owen O'Malley	Boris Shkolnik
MAPREDUCE-975	Add an API in job client to get the history file url for a given job id	Major	client, jobtracker	Sharad Agarwal	Sharad Agarwal
MAPREDUCE-943	TestNodeRefresh timesout occasionally	Major	jobtracker	Amareshwari Sriramadasu	Amar Kamat
MAPREDUCE-898	Change DistributedCache to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-871	Job/Task local files have incorrect group ownership set by LinuxTaskController binary	Major	tasktracker	Vinod Kumar Vavilapalli	Vinod Kumar Vavilapalli
MAPREDUCE-870	Clean up the job Retire code	Major	.	Sharad Agarwal	Sharad Agarwal
MAPREDUCE-861	Modify queue configuration format and parsing to support a hierarchy of queues.	Major	jobtracker	Hemanth Yamijala	rahul k singh
MAPREDUCE-856	Localized files from DistributedCache should have right access-control	Major	tasktracker	Arun C Murthy	Vinod Kumar Vavilapalli
MAPREDUCE-842	Per-job local data on the TaskTracker node should have right access-control	Major	security, task-controller, tasktracker	Arun C Murthy	Vinod Kumar Vavilapalli
MAPREDUCE-814	Move completed Job history files to HDFS	Major	jobtracker	Sharad Agarwal	Sharad Agarwal
MAPREDUCE-744	Support in DistributedCache to share cache files with other users after HADOOP-4493	Major	distributed-cache, security, tasktracker	Vinod Kumar Vavilapalli	Devaraj Das
MAPREDUCE-656	Change org.apache.hadoop.mapred.SequenceFile* classes to use new api	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-655	Change KeyValueLineRecordReader and KeyValueTextInputFormat to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-375	Change org.apache.hadoop.mapred.lib.NLineInputFormat and org.apache.hadoop.mapred.MapFileOutputFormat to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-373	Change org.apache.hadoop.mapred.lib. FieldSelectionMapReduce to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-372	Change org.apache.hadoop.mapred.lib.ChainMapper/Reducer to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-371	Change org.apache.hadoop.mapred.lib.KeyFieldBasedComparator and org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner to use new api	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-370	Change org.apache.hadoop.mapred.lib.MultipleOutputs to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-369	Change org.apache.hadoop.mapred.lib.MultipleInputs to use new api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-364	Change org.apache.hadoop.examples.MultiFileWordCount to use new mapreduce api.	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-361	Change org.apache.hadoop.examples.terasort to use new mapreduce api	Major	.	Amareshwari Sriramadasu	Amareshwari Sriramadasu
MAPREDUCE-181	Secure job submission	Major	.	Amar Kamat	Devaraj Das

OTHER:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-6839	[Herriot] Implement a functionality for getting the user list for creating proxy users.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6772	Utilities for system tests specific.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HADOOP-6507	Hadoop Common Docs - delete 3 doc files that do not belong under Common	Blocker	documentation	Corinne Chandel	Corinne Chandel
HADOOP-6477	0.21.0 - upload of the latest snapshot to apache snapshot repository	Major	.	Karthik K
HADOOP-6353	Create Apache Wiki page for JSure and FlashLight tools	Major	.	Konstantin Boudnik	Konstantin Boudnik
HADOOP-6346	Add support for specifying unpack pattern regex to RunJar.unJar	Major	conf, util	Todd Lipcon	Todd Lipcon
HADOOP-6329	Add build-fi directory to the ignore list	Major	build	Tsz Wo Nicholas Sze	Tsz Wo Nicholas Sze
HADOOP-6321	Hadoop Common - Site logo	Blocker	documentation	Corinne Chandel	Corinne Chandel
HADOOP-6292	Native Libraries Guide - Update	Blocker	documentation	Corinne Chandel	Corinne Chandel
HADOOP-6217	Hadoop Doc Split: Common Docs	Blocker	documentation	Corinne Chandel	Corinne Chandel
HADOOP-6155	deprecate Record IO	Major	record	Owen O'Malley	Tom White
HDFS-1277	[Herriot] New property for multi user list.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HDFS-1174	New properties for suspend and resume process.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
HDFS-869	0.21.0 - snapshot incorrect dependency published in .pom files	Critical	build	Karthik K	Giridharan Kesavan
HDFS-715	Hadoop HDFS - Site Logo	Blocker	.	Corinne Chandel	Corinne Chandel
HDFS-651	HDFS Docs - fix listing of docs in the doc menu	Blocker	documentation	Corinne Chandel	Corinne Chandel
HDFS-574	Hadoop Doc Split: HDFS Docs	Blocker	documentation	Corinne Chandel	Corinne Chandel
HDFS-256	Split HDFS into sub project	Major	.	Owen O'Malley	Owen O'Malley
MAPREDUCE-1896	[Herriot] New property for multi user list.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
MAPREDUCE-1812	New properties for suspend and resume process.	Major	test	Vinay Kumar Thota	Vinay Kumar Thota
MAPREDUCE-1404	Cluster-Setup and Single-Node-Setup Docs	Blocker	documentation	Corinne Chandel	Tom White
MAPREDUCE-1388	Move RAID from HDFS to MR	Major	.	Eli Collins	Eli Collins
MAPREDUCE-1352	0.21.0 - snapshot incorrect dependency published in .pom files	Critical	build	Karthik K	Giridharan Kesavan
MAPREDUCE-1121	Hadoop MapReduce - Site Logo	Blocker	documentation	Corinne Chandel	Corinne Chandel
MAPREDUCE-1063	Document Gridmix benchmark	Minor	benchmarks	Chris Douglas	Chris Douglas
MAPREDUCE-916	Hadoop Doc Split: MapReduce Docs	Blocker	documentation	Corinne Chandel	Corinne Chandel
MAPREDUCE-878	Rename fair scheduler design doc to fair-scheduler-design-doc.tex and add Apache license header	Trivial	contrib/fair-share, documentation	Matei Zaharia	Matei Zaharia
MAPREDUCE-831	Put fair scheduler design doc in SVN	Trivial	contrib/fair-share	Matei Zaharia	Matei Zaharia
MAPREDUCE-819	DistCP Guide - updates	Major	documentation	Corinne Chandel	Corinne Chandel
MAPREDUCE-813	Streaming Doc and M/R-Tutorial Doc - updates	Minor	documentation	Corinne Chandel
MAPREDUCE-665	Move libhdfs to HDFS project	Blocker	build	Tsz Wo Nicholas Sze	Eli Collins