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Apache Hadoop Changelog

Release 0.12.1 - 2007-03-17

IMPROVEMENTS:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-1053	Make Record I/O functionally modular from the rest of Hadoop	Major	record	Milind Bhandarkar	Milind Bhandarkar
HADOOP-1096	Rename InputArchive and OutputArchive and make them public	Major	record	Milind Bhandarkar	Milind Bhandarkar

BUG FIXES:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-1035	StackOverflowError in FSDataSet	Blocker	.	Philippe Gassmann	Raghu Angadi
HADOOP-1067	Compile fails if Checkstyle jar is present in lib directory	Major	build	Tom White	Tom White
HADOOP-1060	IndexOutOfBoundsException in JobInProgress.updateTaskStatus leads to hung jobs	Blocker	.	Arun C Murthy	Arun C Murthy
HADOOP-1077	Race condition in fetching map outputs (might lead to hung reduces)	Blocker	.	Devaraj Das	Devaraj Das
HADOOP-1083	Replication not occuring after cluster restart when datanodes missing	Blocker	.	Nigel Daley	Hairong Kuang
HADOOP-1082	NullpointerException in ChecksumFileSystem$FSInputChecker.seek	Blocker	.	Hairong Kuang	Hairong Kuang
HADOOP-1088	Csv and Xml serialization for buffers do not work for byte value of -1	Blocker	record	Milind Bhandarkar	Milind Bhandarkar
HADOOP-1080	Cygwin path translation should occur earlier in bin/hadoop	Major	scripts	Andrzej Bialecki
HADOOP-1091	NPE from Simon in JT stdout	Major	.	David Bowen	David Bowen
HADOOP-1092	NullPointerException in HeartbeatMonitor thread	Blocker	.	Nigel Daley	Hairong Kuang
HADOOP-1112	Race condition in Hadoop metrics	Major	.	David Bowen
HADOOP-1108	Checksumed file system should retry reading if a different replica is found when handle ChecksumException	Blocker	.	dhruba borthakur	Hairong Kuang
HADOOP-1070	Number of racks and datanode double temporarily when upgrading from 0.10.1 to 0.11.2	Blocker	.	Nigel Daley	Konstantin Shvachko
HADOOP-1099	NullPointerException in JobInProgress.getTaskInProgress	Major	.	Nigel Daley	Gautam Kowshik
HADOOP-1115	copyToLocal doesn't copy directories	Blocker	.	Nigel Daley
HADOOP-1109	Streaming, NPE when reading sequencefile	Major	.	Koji Noguchi
HADOOP-1117	DFS Scalability: When the namenode is restarted it consumes 80% CPU	Blocker	.	dhruba borthakur	dhruba borthakur
HADOOP-1089	The c++ version of write and read v-int don't agree with the java versions	Major	record	Owen O'Malley	Milind Bhandarkar
HADOOP-1128	Missing progress information in map tasks	Major	.	Andrzej Bialecki	Andrzej Bialecki
HADOOP-1129	The DFSClient hides IOExceptions in flush	Major	.	Owen O'Malley	Hairong Kuang
HADOOP-1126	Optimize CPU usage when cluster restarts	Major	.	dhruba borthakur	Hairong Kuang