Project: Apache Hadoop (App Definition and Development / Database)
File: CHANGELOG.1.2.0.md

<! --> | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Handle paths using back slash as path separator for windows only | Major | fs | Suresh Srinivas | Daryn Sharp | | | Remove JobHistory.DEBUG\_MODE | Major | . | Karthik Kambatla | Karthik Kambatla | | | Cleanup HDFS logs and reduce the size of logged messages | Major | datanode, hdfs-client, namenode | Suresh Srinivas | Suresh Srinivas | | | Make enabling of stale marking on read and write paths independent | Major | . | Andrew Wang | Andrew Wang | | | Hadoop does not close output file / does not call Mapper.cleanup if exception in map | Major | . | Daniel Dai | Arun C Murthy | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Enable ServicePlugins for the JobTracker | Minor | . | Fredrik Hedberg | Fredrik Hedberg | | | Port HDFS-1457 to branch-1 | Major | namenode | Eli Collins | Eli Collins | | | Add unset() method to Configuration | Critical | conf | Alejandro Abdelnur | Alejandro Abdelnur | | | Add RunningJob.getJobStatus() | Major | mrv1, mrv2 | Karthik Kambatla | Karthik Kambatla | | | Exposing MiniDFS and MiniMR clusters as a single process command-line | Minor | build, test | Philip Zeyliger | Ahmed Radwan | | | The Map tasks logs should have the value of input split it processed | Major | mrv1, mrv2 | Bejoy KS | Harsh J | | | Backport HADOOP-8343 to branch-1 | Major | conf | Jing Zhao | Jing Zhao | | | Backport HADOOP-8469 and HADOOP-8470: add "NodeGroup" layer in new NetworkTopology (also known as NetworkTopologyWithNodeGroup) | Major | net | Junping Du | Junping Du | | | Backport HDFS-3498 and HDFS3601: update replica placement policy for new added "NodeGroup" layer topology | Major | namenode | Junping Du | Junping Du | | | Port slive to branch-1 | Major | . | Arpit Gupta | Arpit Gupta | | | Support on-demand publish of metrics | Minor | metrics | Mostafa Elhemali | Mostafa Elhemali | | | Backport HDFS-3495: Update balancer policy for Network Topology with additional 'NodeGroup' layer | Major | balancer & mover | Junping Du | Junping Du | | | Update task placement policy for NetworkTopology with 'NodeGroup' layer | Major | jobtracker, mrv1, scheduler | Junping Du | Junping Du | | | Backport WebHDFS concat to branch-1 | Major | webhdfs | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | Backport DistCpV2 and the related JIRAs to branch-1 | Major | distcp | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | Provide a mechanism for jobs to indicate they should not be recovered on restart | Major | mrv1 | Tom White | Tom White | | | Add tag info to JH files | Minor |

| Billie Rinaldi | Billie Rinaldi | | | Backport SecondaryNameNode web ui to branch-1 | Minor | namenode | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | Backport HDFS-4525 'Provide an API for knowing whether file is closed or not' to branch-1 | Major | hdfs-client, namenode | Ted Yu | Ted Yu | | | Implementation of ReplicaPlacementPolicyNodeGroup to support 4-layer network topology | Major | namenode | Junping Du | Junping Du | | | Update Balancer to support new NetworkTopology with NodeGroup | Major | balancer & mover | Junping Du | Junping Du | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Design a pluggable interface to place replicas of blocks in HDFS | Major | . | dhruba borthakur | dhruba borthakur | | | Allow setting of end-of-record delimiter for TextInputFormat | Major | . | Ahmed Radwan | Ahmed Radwan | | | Documentation for HFTP | Minor | documentation | Ari Rabkin | Ari Rabkin | | | Remove needless synchronization on FSDataSet.getBlockFile | Minor | datanode, performance | Todd Lipcon | Todd Lipcon | | | TestHDFSCLI.testAll fails if the user name is not all lowercase | Trivial | test | Brandon Li | Brandon Li | | | backport HDFS-3335 (check for edit log corruption at the end of the log) to branch-1 | Major | . | Colin P. McCabe | Colin P. McCabe | | | Allow namenode to tolerate edit log corruption | Major | namenode | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | Add dfs.webhdfs.enabled to hdfs-default.xml | Minor | . | Eli Collins | Eli Collins | | | Improve FSEditLog pre-allocation in branch-1 | Minor | . | Colin P. McCabe | Colin P. McCabe | | | Backport HDFS-2868 (Add number of active transfer threads to the DataNode status) to branch-1 | Major | datanode | Steve Hoffman | Harsh J | | | Backport the Job.getInstance methods from MAPREDUCE-1505 to branch-1 | Major | mrv1 | Harsh J | Harsh J | | | Enable fadvise readahead by default | Minor | datanode, performance | Todd Lipcon | Todd Lipcon | | | provide an option for IPC server users to avoid printing stack information for certain exceptions | Major | ipc | Brandon Li | Brandon Li | | | Backport MR-2855 to branch-1: ResourceBundle lookup during counter name resolution takes a lot of time | Major | . | Karthik Kambatla | Karthik Kambatla | | | avoid printing stack information for SafeModeException | Major | namenode | Brandon Li | Brandon Li | | | Should check whether invalidate work percentage default value is not greater than 1.0f | Minor | . | Jing Zhao | Jing Zhao | | | fix the typo in FSEditLog.java: isToterationEnabled should be isTolerationEnabled | Trivial | namenode | Brandon Li | Brandon Li | | | allow jobs to set a JAR that is in the distributed cached | Major | mrv1, mrv2 | Alejandro Abdelnur | Robert Kanter | | | Looking for speculative tasks is very expensive in

| Major | mrv1, performance | Nathan Roberts | Koji Noguchi | | | When a servlet filter throws an exception in init(..), the Jetty server failed silently. | Major | . | Tsz Wo Nicholas Sze | Uma Maheswara Rao G | | | Improve hadoop.job.history.location doc in mapred-default.xml | Trivial | documentation | Eli Collins | Sandy Ryza | | | Reduce tasks failing with NullPointerException in ConcurrentHashMap.get() | Minor | task | Clint Heath | Clint Heath | | | FairScheduler: PoolSchedulable#updateDemand() has potential redundant computation | Minor | contrib/fair-share | Karthik Kambatla | Karthik Kambatla | | | Add Java version to startup message | Trivial | . | Eli Collins | Eli Collins | | | NameNode.namesystem should be private. Use getNamesystem() instead. | Minor | namenode | Brandon Li | Brandon Li | | | RunJar to fail with user-comprehensible error message if jar missing | Minor | util | Steve Loughran | Steve Loughran | | | In branch-1, FSNameSystem#invalidateWorkForOneNode and FSNameSystem#computeReplicationWorkForBlock should print logs outside of the namesystem lock | Minor | . | Jing Zhao | Jing Zhao | | | Backport: hadoop.util.PureJavaCrc32 cache hit-ratio is low for static data (HADOOP-8926) | Major | util | Gopal V | Gopal V | | | Add a flag to completely disable the worker version check | Major | . | Alejandro Abdelnur | Alejandro Abdelnur | | | Add the ability to start the MiniMRClientCluster using the configurations used before it is being stopped. | Major | mrv1, mrv2, test | Ahmed Radwan | Ahmed Radwan | | | ClusterStatus.getMaxMemory() and getUsedMemory() exist in MR1 but not MR2 | Major | client | Sandy Ryza | Sandy Ryza | | | Add a separate configuration for namenode rpc address instead of only using fs.default.name | Major | datanode, namenode | Mostafa Elhemali | Mostafa Elhemali | | | TrackerDistributedCacheManager issues too many getFileStatus calls | Major | mrv1, tasktracker | Sandy Ryza | Sandy Ryza | | | CLONE - LocalJobRunner should support parallel mapper execution | Major | . | Forest Tan | Sandy Ryza | | | Add webservices for jobtracker | Major | . | Arun C Murthy | Arun C Murthy | | | Change WebHDFS buffersize behavior to improve default performance | Major | webhdfs | Mark Wagner | Mark Wagner | | | capture the ulimit info after printing the log to the console | Trivial | . | Arpit Gupta | Arpit Gupta | | | Backport HADOOP-9267 to branch-1 | Minor | bin | Yu Li | Yu Li | | | Move BlockManager#computeCapacity to LightWeightGSet | Major | namenode | Suresh Srinivas | Suresh Srinivas | | | Capture ulimit info in the logs at service start time | Major | . | Arpit Gupta | Arpit Gupta | | | Offline Image Viewer backport to branch-1 | Major | tools | Chris Nauroth | Chris Nauroth | | | configure ivy log levels for resolve/retrieve | Major | build | Giridharan Kesavan | Giridharan Kesavan | | | Add Gset#clear method and clear the block map when namenode is shutdown | Minor |

| Eli Collins | Suresh Srinivas | | | Make Replica Removal Policy pluggable and ReplicaPlacementPolicyDefault extensible for reusing code in subclass | Major | namenode | Junping Du | Junping Du | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | UserGroupInformation.getCurrentUser() fails when called from non-Hadoop JAAS context | Blocker | security | Todd Lipcon | Todd Lipcon | | | Cannot save namespace after renaming a directory above a file with an open lease | Major | namenode | Uma Maheswara Rao G | Uma Maheswara Rao G | | | SPNEGO filter throws/logs exception when authentication fails | Minor | security | Alejandro Abdelnur | Alejandro Abdelnur | | | Document proper setting of HADOOP\PID\DIR and HADOOP\SECURE\DN\PID\DIR | Major | documentation | Robert Joseph Evans | Robert Joseph Evans | | | With invalid queueName request param, jobqueue\_details.jsp shows NPE | Critical | jobtracker | Gera Shegalov | | | | jobtoken location property in jobconf refers to wrong jobtoken file | Critical | security | Alejandro Abdelnur | Alejandro Abdelnur | | | AuthenticatedURL should reset the Token when the server returns other than OK on authentication | Minor | security | Alejandro Abdelnur | Alejandro Abdelnur | | | Hadoop native fails to compile when default linker option is -Wl,--as-needed | Major | native | James Page | Trevor Robinson | | | Permissions race can make getStagingDir fail on local filesystem | Major | job submission | Todd Lipcon | Ahmed Radwan | | | invalid hadoop-auth cookies should trigger authentication if info is avail before returning HTTP 401 | Major | security | bc Wong | Alejandro Abdelnur | | | TestEditLogLoading fails in branch-1 | Major | namenode | Colin P. McCabe | Colin P. McCabe | | | Job view ACL checks are too permissive | Major | mrv1 | Harsh J | Karthik Kambatla | | | FairScheduler.maxTasksToAssign() should check for fairscheduler.assignmultiple.maps \< TaskTracker.availableSlots | Major | . | Karthik Kambatla | Karthik Kambatla | | | Potential deadlock in Counters | Major | . | Todd Lipcon | Tom White | | | Graceful handling of codec errors during decompression | Major | mrv1, mrv2 | Todd Lipcon | Karthik Kambatla | | | The dfsadmin -setBalancerBandwidth command on branch-1 does not check for superuser privileges | Blocker | datanode, namenode | Harsh J | Harsh J | | | Fixup a bunch of SPNEGO misspellings | Major | . | Eli Collins | Eli Collins | | | HarFileSystem access of harMetaCache isn't threadsafe | Minor | fs | Eli Collins | Eli Collins | | | TestSaslRPC#testDigestAuthMethodHostBasedToken fails with hostname localhost.localdomain | Minor | ipc, test | Eli Collins | Daryn Sharp | | | MapFile.Reader.get() crashes jvm or throws EOFException on Snappy or LZO block-compressed data | Major | io | Jason B | Todd Lipcon | | | Backport HADOOP-8599 to branch-1 (Non empty response when read beyond eof) | Major | fs | Matt Foley | Eli Collins | | | FileSystem.get may return the wrong filesystem | Major | fs | Daryn Sharp | Daryn Sharp | | | AbstractDelegationTokenIdentifier#getUser() should set token auth type | Critical |

| Daryn Sharp | Daryn Sharp | | | fuse\_dfs notrash option sets usetrash | Minor | fuse-dfs | Conrad Meyer | Conrad Meyer | | | Streaming TestUlimit fails on CentOS 6 | Major | test | Alejandro Abdelnur | Alejandro Abdelnur | | | BlockSender doesn't shutdown ReadaheadPool threads | Major | datanode | Eli Collins | Eli Collins | | | Allow fall-back to the shell-based implementation when JNI-based users-group mapping fails | Major | security | Kihwal Lee | Robert Parker | | | TestLostTracker failing - possibly due to a race in JobHistory.JobHistoryFilesManager#run() | Critical | . | Karthik Kambatla | Karthik Kambatla | | | ClusterStatus can be cached in CapacityTaskScheduler.assignTasks() | Major | capacity-sched | Amareshwari Sriramadasu | Koji Noguchi | | | Can not access user logs - Jetty is not configured by default to serve aliases/symlinks | Major | tasktracker, webapps | Ahmed Radwan | Ahmed Radwan | | | Cannot read a local block that's being written to when using the local read short circuit | Major | . | Jean-Daniel Cryans | Jean-Daniel Cryans | | | hadoop-config.sh should add JAVA\LIBRARY\PATH to LD\LIBRARY\PATH | Major | scripts | Alejandro Abdelnur | Alejandro Abdelnur | | | Large dist cache can block tasktracker heartbeat | Major | . | Robert Joseph Evans | Robert Joseph Evans | | | secondary namenode on slave machines | Minor | bin | giovanni delussu | giovanni delussu | | | Should use && instead of & in a few places in FTPFileSystem,FTPInputStream,S3InputStream,ViewFileSystem,ViewFs | Major | fs | Brandon Li | Brandon Li | | | HttpServer continues to start even if AuthenticationFilter fails to init | Major | . | Todd Lipcon | Todd Lipcon | | | FSEditLog preallocate() needs to reset the position of PREALLOCATE\_BUFFER when more than 1MB size is needed | Major | . | Jing Zhao | Jing Zhao | | | backport serviceplugin to branch-1 | Major | . | Brandon Li | Brandon Li | | | backport namenode/datanode serviceplugin to branch-1 | Major | . | Brandon Li | Brandon Li | | | TestHftpFileSystem is failing in branch-1 due to changed default secure port | Major | security | Aaron T. Myers | Aaron T. Myers | | | jsvc target fails on x86\_64 | Critical | build | Daryn Sharp | Daryn Sharp | | | ValueAggregatorJob sets the wrong job jar | Major | examples, mrv1 | Ahmed Radwan | Ahmed Radwan | | | JobHistoryFilesManager thread pool never expands | Major | jobhistoryserver | Thomas Graves | Kihwal Lee | | | rm "Only deletes non empty directory and files." | Major | documentation | Bertrand Dechoux | Jing Zhao | | | hadoop script doesn't work if 'cd' prints to stdout (default behavior in Ubuntu) | Major | scripts | Christopher Berner | Christopher Berner | | | FairScheduler#dump(): Computing of # running maps and reduces is commented out | Critical | contrib/fair-share | Karthik Kambatla | Karthik Kambatla | | | fairscheduler fail to init job with kerberos authentication configured | Major | contrib/fair-share | Erik.fang | Erik.fang | | | HttpServer sends wrong content-type for CSS files (and others) | Minor | . | Lars Francke | Ivan Mitic | | | jsp pages missing DOCTYPE | Trivial |

| Dave Vronay | Dave Vronay | | | Fix hdfs scripts for secure datanodes | Minor | scripts, security | Benoy Antony | Benoy Antony | | | On file deletion remove corresponding blocks pending replication | Minor | namenode | Jing Zhao | Jing Zhao | | | FSDataOutputStream.sync should call flush() if the underlying wrapped stream is not Syncable | Major | fs | Amareshwari Sriramadasu | Amareshwari Sriramadasu | | | Further improvement on recovery mode and edit log toleration in branch-1 | Major | namenode | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | BuiltInGzipDecompressor throws IOException - stored gzip size doesn't match decompressed size | Major | . | Slavik Krassovsky | Andy Isaacson | | | CombineFileInputFormat does not work with paths not on default FS | Major | harchive | Paul Yang | Gera Shegalov | | | Restarting the JobTracker programmatically can cause DelegationTokenRenewal to throw an exception | Minor | jobtracker, mrv1 | Robert Kanter | Robert Kanter | | | TestDFSUpgradeFromImage fails in branch-1 | Major | namenode | Tsz Wo Nicholas Sze | Jing Zhao | | | CopyFromLocal doesn't always create user directory | Trivial | . | Billie Rinaldi | Arpit Gupta | | | TestFileCreation fails in branch-1 but not branch-1.1 | Minor | test | Tsz Wo Nicholas Sze | Jing Zhao | | | TestSinkQueue.testConcurrentConsumers fails intermittently (Backports HADOOP-7292) | Major | . | Ivan Mitic | Suresh Srinivas | | | All hadoop fs operations fail if the default fs is down even if a different file system is specified in the command | Minor | hdfs-client | Steve Loughran | Jing Zhao | | | TestNNThroughputBenchmark fails in branch-1 | Minor | net | Tsz Wo Nicholas Sze | Jing Zhao | | | Fair scheduler event log is only written if directory exists on HDFS | Major | jobtracker, scheduler | Sandy Ryza | Sandy Ryza | | | Add missing license headers | Blocker | build | Tom White | Arpit Agarwal | | | DelegationTokenRenewal attempts to renew token even after a job is removed | Major | security | Karthik Kambatla | Karthik Kambatla | | | Cleanup: Some (5) private methods in JobTracker.RecoveryManager are not used anymore after MAPREDUCE-3837 | Major | mrv1 | Karthik Kambatla | Karthik Kambatla | | | Backport HDFS-4240 to branch-1: Make sure nodes are avoided to place replica if some replica are already under the same nodegroup. | Major | namenode | Junping Du | meng gong | | | The expire launching task should cover the UNASSIGNED task | Major | jobtracker | Scott Chen | Karthik Kambatla | | | TestKeyValueTextInputFormat fails with Open JDK 7 on Windows | Major | test | Arpit Agarwal | Arpit Agarwal | | | TestNameNodeMetrics.testCorruptBlock fails with open JDK7 | Major | test | Brandon Li | Brandon Li | | | TestCheckpoint failure with JDK7 | Major | test | Arpit Agarwal | Arpit Agarwal | | | TestMultipleLevelCaching failed in branch-1 | Major | test | meng gong | Junping Du | | | TestFileSystem fails with open JDK7 | Major |

| Brandon Li | Brandon Li | | | TestTrackerDistributedCacheManager is flaky due to other badly written tests in branch-1 | Major | . | Arun C Murthy | Xuan Gong | | | TestMiniMRDFSSort fails with openJDK7 | Major | test | Brandon Li | Brandon Li | | | TestShuffleExceptionCount fails with open JDK7 | Major | test | Brandon Li | Brandon Li | | | Fix BlockPlacementPolicyDefault#chooseTarget when avoiding stale nodes | Major | namenode | Andrew Wang | Andrew Wang | | | cannot run two local jobs in parallel from the same gateway. | Major | . | Araceli Henley | Sandy Ryza | | | TestAccessControlList and TestJobHistoryConfig fail with JDK7 | Major | test | Arpit Agarwal | Arpit Agarwal | | | Job recovery may fail if staging directory has been deleted | Major | mrv1 | Tom White | Tom White | | | Backport MAPREDUCE-4678 and MAPREDUCE-4925 to branch-1 | Major | examples | Karthik Kambatla | Karthik Kambatla | | | flakey test: org.apache.hadoop.mapred.TestClusterMRNotification.testMR | Trivial | mrv1 | Robert Kanter | Robert Kanter | | | jobhistory.jsp throws 500 when a .txt file is found in /done | Major | jobhistoryserver | Alexander Alten-Lorenz | Sandy Ryza | | | Add toString method to TaggedInputSplit | Minor | mrv1, mrv2, task | Sandy Ryza | Sandy Ryza | | | ant compile-native fails with automake version 1.11.3 | Major | . | Eugene Koontz | | | | mapreduce.task.timeout is ignored | Major | mrv1 | Sandy Ryza | Sandy Ryza | | | StatisticsCollector improperly keeps track of "Last Day" and "Last Hour" statistics for new TaskTrackers | Major | mrv1 | Robert Kanter | Robert Kanter | | | jobdetails.jsp uses display name instead of real name to get counters | Major | jobtracker, mrv1 | Sandy Ryza | Sandy Ryza | | | Add space between total transaction time and number of transactions in FSEditLog#printStatistics | Trivial | . | Stephen Chu | Stephen Chu | | | Job status exceeds 100% in some cases | Major | jobtracker | Adam Kramer | Devaraj K | | | TestKeyValueTextInputFormat test fails with Open JDK 7 | Major | test | Arpit Agarwal | Arpit Agarwal | | | When using DefaultTaskController, JobLocalizer not thread safe | Critical | tasktracker | yunjiong zhao | Karthik Kambatla | | | TestJvmReuse fails on assertion | Major | tasktracker, test | Chris Nauroth | Karthik Kambatla | | | Backport MR-2779 (JobSplitWriter.java can't handle large job.split file) to branch-1 | Major | mrv1 | Karthik Kambatla | Karthik Kambatla | | | Child tasks (try to) create security audit log files | Major | . | Sandy Ryza | Sandy Ryza | | | SortedMapWritable violates contract of Map interface for equals() and hashCode() | Minor | io | Patrick Hunt | Surenkumar Nihalani | | | Remove the deadlock from AbstractDelegationTokenSecretManager | Major | namenode, security | Brandon Li | Brandon Li | |

SortedMapWritable#putAll() doesn't add key/value classes to the map | Major | io | Karthik Kambatla | Karthik Kambatla | | | Make job-history cleanup-period configurable | Major | jobhistoryserver | Karthik Kambatla | Sandy Ryza | | | NN is unresponsive and loses heartbeats of DNs when Hadoop is configured to use LDAP and LDAP has issues | Minor | namenode | Xiaobo Peng | Xiaobo Peng | | | logSync() with the FSNamesystem lock held in commitBlockSynchronization | Major | . | Jing Zhao | Jing Zhao | | | add LOCALE.US to toLowerCase in SecurityUtil.replacePattern | Major | . | Arpit Gupta | Arpit Gupta | | | Merger progress miscounts with respect to EOF\_MARKER | Major | . | Sandy Ryza | Sandy Ryza | | | Update MR1 memory configuration docs | Major | mrv1 | Tom White | Tom White | | | MR1 final merge asks for length of file it just wrote before flushing it | Major | mrv1, task | Sandy Ryza | Sandy Ryza | | | Finer grained metrics for HDFS capacity | Major | . | Arpit Agarwal | Arpit Agarwal | | | Confusing output when running hadoop version from one hadoop installation when HADOOP\_HOME points to another | Major | tools | Sandy Ryza | Sandy Ryza | | | Support override of jsvc binary and log file locations when launching secure datanode. | Major | datanode, scripts | Chris Nauroth | Chris Nauroth | | | Error in deleting blocks should not do check disk, for all types of errors | Major | . | Amareshwari Sriramadasu | Arpit Agarwal | | | CombineFileInputFormat counts all compressed files non-splitable | Major | . | Sandy Ryza | Sandy Ryza | | | DNS#reverseDns() can return hostname with . appended at the end | Major | net | Karthik Kambatla | Karthik Kambatla | | | start balancer failed with NPE | Critical | balancer & mover | Wenwu Peng | Junping Du | | | NetUtils.normalizeHostName fails on domains where UnknownHost resolves to an IP address | Minor | test | Ivan Mitic | Ivan Mitic | | | Node with one topology layer should be handled as fault topology when NodeGroup layer is enabled | Major | net | Junping Du | Junping Du | | | JobTracker recovery fails with HDFS permission issue | Blocker | mrv1 | Tom White | Tom White | | | Provide better handling of job status related apis during JT restart | Major | . | Arun C Murthy | Arun C Murthy | | | Secondary namenode won't start if HDFS isn't the default file system | Major | namenode | Mostafa Elhemali | Mostafa Elhemali | | | Metrics2 record filtering (.record.filter.include/exclude) does not filter by name | Major | metrics | Chris Nauroth | Chris Nauroth | | | JobTracker should set a timeout when calling into job.end.notification.url | Major | . | Ivan Mitic | Ivan Mitic | | | typo in FileUtil copy() method | Trivial | fs | Glen Mazza | | | | Backport HDFS-3577 and other related WebHDFS issue to branch-1 | Major | webhdfs | Tsz Wo Nicholas Sze | Mark Wagner | | | Fix the typo in testConf.xml to make it consistent

FileUtil#copy() | Trivial | test | Jing Zhao | Jing Zhao | | | Job recovery fails if job tracker is restarted after the job is submitted but before its initialized | Major | . | Arpit Gupta | Arun C Murthy | | | In branch-1, RPC.getProxy(..) may call proxy.getProtocolVersion(..) without retry | Critical | ipc | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | chmod does not return error exit codes for some exceptions | Minor | fs | Ramya Sunil | Tsz Wo Nicholas Sze | | | ConcurrentModificationException in LocalJobRunner | Blocker | . | Gunther Hagleitner | Sandy Ryza | | | Cleanup required when mapreduce.job.restart.recover is set to false | Major | jobtracker | Yesha Vora | Mayank Bansal | | | Race condition in cleanup during task tracker renint with LinuxTaskController | Major | tasktracker | Arpit Gupta | Arpit Gupta | | | staging directory deletion fails because delegation tokens have been cancelled | Major | jobtracker | Sandy Ryza | Sandy Ryza | | | Revert MAPREDUCE-4397 to avoid using incorrect config files | Major | . | Owen O'Malley | Owen O'Malley | | | Backport AIX patches to branch-1 | Major | security | Arpit Agarwal | Arpit Agarwal | | | TestFsShellReturnCode may fail in branch-1 | Minor | test | Tsz Wo Nicholas Sze | Tsz Wo Nicholas Sze | | | backport UTF8 encoding fixes to branch-1 | Major | io | Chris Nauroth | Chris Nauroth | | | Port HADOOP-7290 to branch-1 to fix TestUserGroupInformation failure | Trivial | test | Xiaobo Peng | Suresh Srinivas | | | In nodegroup-aware case, make sure nodes are avoided to place replica if some replica are already under the same nodegroup | Major | namenode | Junping Du | Junping Du | | | Make NetworkTopology support user specified topology class | Major | datanode | Junping Du | Junping Du | | | Maps fail when io.sort.mb is set to high value | Critical | . | Karthik Kambatla | Karthik Kambatla | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | TestSecurityUtil fails on Open JDK 7 | Major | test | Arpit Agarwal | Arpit Agarwal | | | TestWritableName fails with Open JDK 7 | Major | test | Arpit Agarwal | Arpit Agarwal | | | Backport concatenation of files into a single file to branch-1 | Major | namenode | Suresh Srinivas | Sanjay Radia | | JIRA | Summary | Priority | Component | Reporter | Contributor | |:- |:- | : |:- |:- |:- | | | Expose file descriptors from Hadoop-wrapped local FileSystems | Major | native, performance | Todd Lipcon | Todd Lipcon | | | Detecting and avoiding stale datanodes for writing | Major | . | Jing Zhao | Jing Zhao | | | Add number of stale DataNodes to metrics for Branch-1 | Minor | datanode, namenode | Jing Zhao | Jing Zhao | | | Backport Network Topology Extension for Virtualization (HADOOP-8468) to branch-1 | Major | . | Junping Du | Junping Du | | | Make NetworkTopology class pluggable | Major | . | Junping Du | Junping Du | | | Implementation of 4-layer subclass of NetworkTopology (NetworkTopologyWithNodeGroup) | Major | . | Junping Du | Junping Du |