Apache Hadoop Changelog

Release 1.1.1 - 2012-11-27

NEW FEATURES:

JIRA Summary Priority Component Reporter Contributor
HDFS-528 Add ability for safemode to wait for a minimum number of live datanodes Major scripts Todd Lipcon Todd Lipcon

IMPROVEMENTS:

JIRA Summary Priority Component Reporter Contributor
HDFS-1539 prevent data loss when a cluster suffers a power loss Major datanode, hdfs-client, namenode dhruba borthakur dhruba borthakur
HADOOP-8823 ant package target should not depend on cn-docs Major build Tsz Wo Nicholas Sze Tsz Wo Nicholas Sze
HDFS-4174 Backport HDFS-1031 to branch-1: to list a few of the corrupted files in WebUI Major . Jing Zhao Jing Zhao

BUG FIXES:

JIRA Summary Priority Component Reporter Contributor
HDFS-3658 TestDFSClientRetries#testNamenodeRestart failed Major . Eli Collins Tsz Wo Nicholas Sze
HDFS-3846 Namenode deadlock in branch-1 Major namenode Tsz Wo Nicholas Sze Brandon Li
HDFS-3791 Backport HDFS-173 to Branch-1 : Recursively deleting a directory with millions of files makes NameNode unresponsive for other commands until the deletion completes Major namenode Uma Maheswara Rao G Uma Maheswara Rao G
HDFS-2815 Namenode is not coming out of safemode when we perform ( NN crash + restart ) . Also FSCK report shows blocks missed. Critical namenode Uma Maheswara Rao G Uma Maheswara Rao G
HADOOP-8745 Incorrect version numbers in hadoop-core POM Minor . Matthias Friedrich Matthias Friedrich
HADOOP-8878 uppercase namenode hostname causes hadoop dfs calls with webhdfs filesystem and fsck to fail when security is on Major . Arpit Gupta Arpit Gupta
HADOOP-8882 uppercase namenode host name causes fsck to fail when useKsslAuth is on Major . Arpit Gupta Arpit Gupta
HADOOP-8995 Remove unnecessary bogus exception log from Configuration Minor . Jing Zhao Jing Zhao
HDFS-4134 hadoop namenode & datanode entry points should return negative exit code on bad arguments Minor namenode Steve Loughran
MAPREDUCE-4782 NLineInputFormat skips first line of last InputSplit Blocker client Mark Fuhs Mark Fuhs
HDFS-4161 HDFS keeps a thread open for every file writer Major hdfs-client Suresh Srinivas Tsz Wo Nicholas Sze
MAPREDUCE-4749 Killing multiple attempts of a task taker longer as more attempts are killed Major . Arpit Gupta Arpit Gupta
HADOOP-9017 fix hadoop-client-pom-template.xml and hadoop-client-pom-template.xml for version Major build Giridharan Kesavan Giridharan Kesavan
HDFS-4105 the SPNEGO user for secondary namenode should use the web keytab Major . Arpit Gupta Arpit Gupta
MAPREDUCE-4792 Unit Test TestJobTrackerRestartWithLostTracker fails with ant-1.8.4 Major test Amir Sanjar Amir Sanjar

SUB-TASKS:

JIRA Summary Priority Component Reporter Contributor
HDFS-1108 Log newly allocated blocks Major ha, namenode dhruba borthakur Todd Lipcon