Apache Hadoop Changelog

Release 0.6.0 - 2006-09-08

INCOMPATIBLE CHANGES:

JIRA	Summary	Priority	Component	Reporter	Contributor

IMPORTANT ISSUES:

JIRA	Summary	Priority	Component	Reporter	Contributor

NEW FEATURES:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-497	DataNodes and TaskTrackers should be able to report hostnames and ips relative to customizable network interfaces and nameservers	Minor	util	Lorenzo Thione	Lorenzo Thione
HADOOP-456	Checkpointing and logging of data node descriptors	Major	.	Konstantin Shvachko	Konstantin Shvachko
HADOOP-441	SequenceFile should support ‘custom compressors’	Major	io	Arun C Murthy	Arun C Murthy
HADOOP-322	Need a job control utility to submit and monitor a group of jobs which have DAG dependency	Major	.	Runping Qi	Runping Qi

IMPROVEMENTS:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-499	Avoid the use of Strings to improve the performance of hadoop streaming	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-488	Change ToolBase.doMain() to return a status code	Major	.	Andrzej Bialecki
HADOOP-486	adding username to jobstatus	Minor	.	Mahadev konar	Mahadev konar
HADOOP-483	Document libhdfs and fix some OS specific stuff in Makefile	Major	.	Arun C Murthy	Arun C Murthy
HADOOP-474	support compressed text files as input and output	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-468	Setting scheduling priority in hadoop-env.sh	Minor	.	Vetle Roeim
HADOOP-464	Troubleshooting message for RunJar (bin/hadoop jar)	Major	util	Michel Tourn
HADOOP-463	variable expansion in Configuration	Major	conf	Michel Tourn
HADOOP-450	Remove the need for users to specify the types of the inputs	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-437	support gzip input files	Major	.	Michel Tourn
HADOOP-312	Connections should not be cached	Major	ipc	Devaraj Das	Devaraj Das
HADOOP-64	DataNode should be capable of managing multiple volumes	Minor	.	Sameer Paranjpye	Milind Bhandarkar
HADOOP-54	SequenceFile should compress blocks, not individual entries	Major	io	Doug Cutting	Arun C Murthy

BUG FIXES:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-517	readLine function of UTF8ByteArrayUtils does not handle end of line correctly	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-507	Runtime exception in org.apache.hadoop.io.WritableFactories.newInstance when trying to startup namenode/datanode	Major	util	Arun C Murthy	Owen O'Malley
HADOOP-501	toString(resources, sb) in Configuration.java throws a ClassCastException since resources can be loaded from an URL	Minor	.	Thomas Friol
HADOOP-473	TextInputFormat does not correctly handle all line endings	Major	.	Dennis Kubes
HADOOP-469	Portability of hadoop shell scripts for deployment	Major	.	Jean-Baptiste Quenot
HADOOP-460	Small jobs benchmark fails with current Hadoop due to UTF8 -> Text ClassCastException	Major	.	Sanjay Dahiya
HADOOP-458	libhdfs corrupts memory	Major	.	Christian Kunz	Konstantin Shvachko
HADOOP-455	Text class should support the DEL character	Major	io	Hairong Kuang	Hairong Kuang
HADOOP-453	bug in Text.setCapacity( int len )	Minor	.	Sami Siren
HADOOP-434	Use Hadoop scripts to run smallJobsBenchmark to avoid classpath issues.	Major	.	Sanjay Dahiya	Sanjay Dahiya
HADOOP-427	DatanodeInfo class should be used instead of DatanodeDescriptor in the jsp & related files	Major	.	Devaraj Das	Devaraj Das
HADOOP-426	streaming unit tests failing on SunOS	Major	.	Doug Cutting	Michel Tourn
HADOOP-424	mapreduce jobs fail when no split is returned via inputFormat.getSplits	Major	.	Frédéric Bertin
HADOOP-421	replace String in hadoop record io with the new Text class	Major	record	Owen O'Malley	Milind Bhandarkar
HADOOP-419	libdfs doesn't work with application threads	Major	.	Christian Kunz	Owen O'Malley
HADOOP-400	the job tracker re-runs failed tasks on the same node	Major	.	Owen O'Malley	Owen O'Malley
HADOOP-324	“IOException: No space left on device” is handled incorrectly	Major	.	Konstantin Shvachko	Wendy Chien
HADOOP-320	bin/hadoop dfs -mv does not mv source's checksum file if source is a file	Major	.	Hairong Kuang	Hairong Kuang
HADOOP-286	copyFromLocal throws LeaseExpiredException	Major	.	Runping Qi	Konstantin Shvachko
HADOOP-281	dfs.FSDirectory.mkdirs can create sub-directories of a file!	Major	.	Sameer Paranjpye	Wendy Chien
HADOOP-196	Fix buggy uselessness of Configuration( Configuration other) constructor	Major	conf	alan wootton
HADOOP-176	comparators of integral writable types are not transitive for inequalities	Major	io	Dick King
HADOOP-50	dfs datanode should store blocks in multiple directories	Major	.	Doug Cutting	Milind Bhandarkar

TESTS:

JIRA	Summary	Priority	Component	Reporter	Contributor

SUB-TASKS:

JIRA	Summary	Priority	Component	Reporter	Contributor

OTHER:

JIRA	Summary	Priority	Component	Reporter	Contributor
HADOOP-408	Unit tests take too long to run.	Minor	.	Doug Cutting