Apache Hadoop Changelog

Release 0.19.1 - 2009-02-24


JIRA Summary Priority Component Reporter Contributor
HADOOP-4061 Large number of decommission freezes the Namenode Major . Koji Noguchi Tsz Wo Nicholas Sze
HADOOP-5225 workaround for tmp file handling on DataNodes in 0.19.1 (HADOOP-4663) Blocker . Nigel Daley Raghu Angadi
HADOOP-5224 Disable append Blocker . Nigel Daley


JIRA Summary Priority Component Reporter Contributor
HADOOP-5034 NameNode should send both replication and deletion requests to DataNode in one reply to a heartbeat Major . Hairong Kuang Hairong Kuang


JIRA Summary Priority Component Reporter Contributor
HADOOP-4739 Minor enhancements to some sections of the Map/Reduce tutorial Trivial . Vivek Ratan Vivek Ratan
HADOOP-3894 DFSClient chould log errors better, and provide better diagnostics Trivial . Steve Loughran Steve Loughran
HADOOP-5086 Trash URI semantics can be relaxed Minor fs Chris Douglas Chris Douglas
HADOOP-5127 FSDirectory should not have public methods. Major . Konstantin Shvachko Jakob Homan


JIRA Summary Priority Component Reporter Contributor
HADOOP-4616 assertion makes fuse-dfs exit when reading incomplete data Blocker . Marc-Olivier Fleury Pete Wyckoff
HADOOP-4697 KFS::getBlockLocations() fails with files having multiple blocks Major fs Lohit Vijayarenu Sriram Rao
HADOOP-4720 docs/api does not contain the hdfs directory after building Major build Ramya Sunil
HADOOP-4635 Memory leak ? Blocker . Marc-Olivier Fleury Pete Wyckoff
HADOOP-4420 JobTracker.killJob() doesn’t check for the JobID being valid Minor . Steve Loughran Aaron Kimball
HADOOP-4632 TestJobHistoryVersion should not create directory in current dir. Major . Amareshwari Sriramadasu Amar Kamat
HADOOP-4508 FSDataOutputStream.getPos() == 0when appending to existing file and should be file length Major fs Pete Wyckoff dhruba borthakur
HADOOP-4727 Groups do not work for fuse-dfs out of the box on 0.19.0 Blocker . Brian Bockelman Brian Bockelman
HADOOP-4731 Job is not removed from the waiting jobs queue upon completion. Major . Hemanth Yamijala Amar Kamat
HADOOP-4836 Minor typos in documentation and comments Trivial documentation Jordà Polo Jordà Polo
HADOOP-4821 Usage description in the Quotas guide documentations are incorrect Minor documentation Boris Shkolnik Boris Shkolnik
HADOOP-4797 RPC Server can leave a lot of direct buffers Blocker ipc Raghu Angadi Raghu Angadi
HADOOP-4924 Race condition in re-init of TaskTracker Blocker . Devaraj Das Devaraj Das
HADOOP-4847 OutputCommitter is loaded in the TaskTracker in localizeConfiguration Blocker . Owen O’Malley Amareshwari Sriramadasu
HADOOP-4966 Setup tasks are not removed from JobTracker’s taskIdToTIPMap even after the job completes Major . Amar Kamat Amareshwari Sriramadasu
HADOOP-4992 TestCustomOutputCommitter fails on hadoop-0.19 Blocker . Amar Kamat Amareshwari Sriramadasu
HADOOP-4982 TestFsck does not run in Eclipse. Major test Konstantin Shvachko Konstantin Shvachko
HADOOP-5008 TestReplication#testPendingReplicationRetry leaves an opened fd unclosed Major test Hairong Kuang Hairong Kuang
HADOOP-4943 fair share scheduler does not utilize all slots if the task trackers are configured heterogeneously Major . Zheng Shao Zheng Shao
HADOOP-4906 TaskTracker running out of memory after running several tasks Blocker . Arun C Murthy Sharad Agarwal
HADOOP-4918 Fix bzip2 work with SequenceFile Major io Zheng Shao Zheng Shao
HADOOP-4965 DFSClient should log instead of printing into std err. Major test Konstantin Shvachko Konstantin Shvachko
HADOOP-4967 Inconsistent state in JVM manager Major . Amareshwari Sriramadasu Devaraj Das
HADOOP-5002 2 core tests TestFileOutputFormat and TestHarFileSystem are failing in branch 19 Blocker . Ravi Gummadi Amareshwari Sriramadasu
HADOOP-4983 Job counters sometimes go down as tasks run without task failures Critical . Owen O’Malley Amareshwari Sriramadasu
HADOOP-5009 DataNode#shutdown sometimes leaves data block scanner verification log unclosed Major . Hairong Kuang Hairong Kuang
HADOOP-4955 Make DBOutputFormat us column names from setOutput(…) Major . Kevin Peterson Kevin Peterson
HADOOP-4862 A spurious IOException log on DataNode is not completely removed Blocker . Raghu Angadi Raghu Angadi
HADOOP-5156 TestHeartbeatHandling uses MiniDFSCluster.getNamesystem() which does not exist in branch 0.20 Major test Konstantin Shvachko Hairong Kuang
HADOOP-4759 HADOOP-4654 to be fixed for branches >= 0.19 Major . Amareshwari Sriramadasu Amareshwari Sriramadasu
HADOOP-5161 Accepted sockets do not get placed in DataXceiverServer#childSockets Major . Hairong Kuang Hairong Kuang
HADOOP-5193 SecondaryNameNode does not rollImage because of incorrect calculation of edits modification time. Major . Konstantin Shvachko Konstantin Shvachko
HADOOP-4494 libhdfs does not call FileSystem.append when O_APPEND passed to hdfsOpenFile Major . Pete Wyckoff Pete Wyckoff
HADOOP-5166 JobTracker fails to restart if recovery and ACLs are enabled Blocker . Karam Singh Amar Kamat
HADOOP-5192 Block reciever should not remove a finalized block when block replication fails Blocker . Hairong Kuang Hairong Kuang
HADOOP-5067 Failed/Killed attempts column in jobdetails.jsp does not show the number of failed/killed attempts correctly Major . Amareshwari Sriramadasu Amareshwari Sriramadasu
HADOOP-4760 HDFS streams should not throw exceptions when closed twice Major fs, fs/s3 Alejandro Abdelnur Enis Soztutar
HADOOP-5134 FSNamesystem#commitBlockSynchronization adds under-construction block locations to blocksMap Blocker . Hairong Kuang dhruba borthakur
HADOOP-5268 Using MultipleOutputFormat and setting reducers to 0 causes org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException and job to fail Major . Thibaut
HADOOP-5665 Namenode could not be formatted because the “whoami” program could not be run. Major . Evelyn Sylvia