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< h1 > Apache Hadoop Changelog< / h1 > < section >
< h2 > < a name = "Release_0.20.204.0_-_2011-09-02" > < / a > Release 0.20.204.0 - 2011-09-02< / h2 > < section >
< h3 > < a name = "INCOMPATIBLE_CHANGES:" > < / a > INCOMPATIBLE CHANGES:< / h3 >
< table border = "0" class = "bodyTable" >
< thead >
< tr class = "a" >
< th align = "left" > JIRA < / th >
< th align = "left" > Summary < / th >
< th align = "left" > Priority < / th >
< th align = "left" > Component < / th >
< th align = "left" > Reporter < / th >
< th align = "left" > Contributor < / th > < / tr >
< / thead > < tbody >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-6255" > HADOOP-6255< / a > < / td >
< td align = "left" > Create an rpm integration project < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< / tbody >
< / table > < / section > < section >
< h3 > < a name = "NEW_FEATURES:" > < / a > NEW FEATURES:< / h3 >
< table border = "0" class = "bodyTable" >
< thead >
< tr class = "a" >
< th align = "left" > JIRA < / th >
< th align = "left" > Summary < / th >
< th align = "left" > Priority < / th >
< th align = "left" > Component < / th >
< th align = "left" > Reporter < / th >
< th align = "left" > Contributor < / th > < / tr >
< / thead > < tbody >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7144" > HADOOP-7144< / a > < / td >
< td align = "left" > Expose JMX with something like JMXProxyServlet < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Luke Lu < / td >
< td align = "left" > Robert Joseph Evans < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2558" > MAPREDUCE-2558< / a > < / td >
< td align = "left" > Add queue-level metrics 0.20-security branch < / td >
< td align = "left" > Major < / td >
< td align = "left" > jobtracker < / td >
< td align = "left" > Jeffrey Naisbitt < / td >
< td align = "left" > Jeffrey Naisbitt < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7398" > HADOOP-7398< / a > < / td >
< td align = "left" > create a mechanism to suppress the HADOOP_HOME deprecated warning < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Owen O’ Malley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-1938" > MAPREDUCE-1938< / a > < / td >
< td align = "left" > Ability for having user’ s classes take precedence over the system classes for tasks’ classpath < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > job submission, task, tasktracker < / td >
< td align = "left" > Devaraj Das < / td >
< td align = "left" > Krishna Ramachandran < / td > < / tr >
< / tbody >
< / table > < / section > < section >
< h3 > < a name = "IMPROVEMENTS:" > < / a > IMPROVEMENTS:< / h3 >
< table border = "0" class = "bodyTable" >
< thead >
< tr class = "a" >
< th align = "left" > JIRA < / th >
< th align = "left" > Summary < / th >
< th align = "left" > Priority < / th >
< th align = "left" > Component < / th >
< th align = "left" > Reporter < / th >
< th align = "left" > Contributor < / th > < / tr >
< / thead > < tbody >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1773" > HDFS-1773< / a > < / td >
< td align = "left" > Remove a datanode from cluster if include list is not empty and this datanode is removed from both include and exclude lists < / td >
< td align = "left" > Minor < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Tanping Wang < / td >
< td align = "left" > Tanping Wang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2456" > MAPREDUCE-2456< / a > < / td >
< td align = "left" > Show the reducer taskid and map/reduce tasktrackers for “ Failed fetch notification #_ for task attempt… ” log messages < / td >
< td align = "left" > Trivial < / td >
< td align = "left" > jobtracker < / td >
< td align = "left" > Jeffrey Naisbitt < / td >
< td align = "left" > Jeffrey Naisbitt < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7248" > HADOOP-7248< / a > < / td >
< td align = "left" > Have a way to automatically update Eclipse .classpath file when new libs are added to the classpath through Ivy for 0.20-* based sources < / td >
< td align = "left" > Minor < / td >
< td align = "left" > build < / td >
< td align = "left" > Konstantin Boudnik < / td >
< td align = "left" > Thomas Graves < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7277" > HADOOP-7277< / a > < / td >
< td align = "left" > Add Eclipse launch tasks for the 0.20-security branch < / td >
< td align = "left" > Minor < / td >
< td align = "left" > build < / td >
< td align = "left" > Jeffrey Naisbitt < / td >
< td align = "left" > Jeffrey Naisbitt < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2479" > MAPREDUCE-2479< / a > < / td >
< td align = "left" > Backport MAPREDUCE-1568 to hadoop security branch < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Robert Joseph Evans < / td >
< td align = "left" > Robert Joseph Evans < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2490" > MAPREDUCE-2490< / a > < / td >
< td align = "left" > Log blacklist debug count < / td >
< td align = "left" > Trivial < / td >
< td align = "left" > jobtracker < / td >
< td align = "left" > Jonathan Eagles < / td >
< td align = "left" > Jonathan Eagles < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2495" > MAPREDUCE-2495< / a > < / td >
< td align = "left" > The distributed cache cleanup thread has no monitoring to check to see if it has died for some reason < / td >
< td align = "left" > Minor < / td >
< td align = "left" > distributed-cache < / td >
< td align = "left" > Robert Joseph Evans < / td >
< td align = "left" > Robert Joseph Evans < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2524" > MAPREDUCE-2524< / a > < / td >
< td align = "left" > Backport trunk heuristics for failing maps when we get fetch failures retrieving map output during shuffle < / td >
< td align = "left" > Minor < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Thomas Graves < / td >
< td align = "left" > Thomas Graves < / td > < / tr >
< / tbody >
< / table > < / section > < section >
< h3 > < a name = "BUG_FIXES:" > < / a > BUG FIXES:< / h3 >
< table border = "0" class = "bodyTable" >
< thead >
< tr class = "a" >
< th align = "left" > JIRA < / th >
< th align = "left" > Summary < / th >
< th align = "left" > Priority < / th >
< th align = "left" > Component < / th >
< th align = "left" > Reporter < / th >
< th align = "left" > Contributor < / th > < / tr >
< / thead > < tbody >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-118" > MAPREDUCE-118< / a > < / td >
< td align = "left" > Job.getJobID() will always return null < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > client < / td >
< td align = "left" > Amar Kamat < / td >
< td align = "left" > Amareshwari Sriramadasu < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1258" > HDFS-1258< / a > < / td >
< td align = "left" > Clearing namespace quota on “ /” corrupts FS image < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Aaron T. Myers < / td >
< td align = "left" > Aaron T. Myers < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1377" > HDFS-1377< / a > < / td >
< td align = "left" > Quota bug for partial blocks allows quotas to be violated < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Eli Collins < / td >
< td align = "left" > Eli Collins < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1750" > HDFS-1750< / a > < / td >
< td align = "left" > fs -ls < a class = "externalLink" href = "hftp://file" > hftp://file< / a > not working < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1758" > HDFS-1758< / a > < / td >
< td align = "left" > Web UI JSP pages thread safety issue < / td >
< td align = "left" > Minor < / td >
< td align = "left" > tools < / td >
< td align = "left" > Tanping Wang < / td >
< td align = "left" > Tanping Wang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2411" > MAPREDUCE-2411< / a > < / td >
< td align = "left" > When you submit a job to a queue with no ACLs you get an inscrutible NPE < / td >
< td align = "left" > Minor < / td >
< td align = "left" > . < / td >
< td align = "left" > Dick King < / td >
< td align = "left" > Dick King < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1189" > HDFS-1189< / a > < / td >
< td align = "left" > Quota counts missed between clear quota and set quota < / td >
< td align = "left" > Major < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Kang Xiao < / td >
< td align = "left" > John George < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2443" > MAPREDUCE-2443< / a > < / td >
< td align = "left" > Fix FI build - broken after MR-2429 < / td >
< td align = "left" > Minor < / td >
< td align = "left" > test < / td >
< td align = "left" > Siddharth Seth < / td >
< td align = "left" > Siddharth Seth < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7232" > HADOOP-7232< / a > < / td >
< td align = "left" > Fix javadoc warnings < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > documentation < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Owen O’ Malley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1822" > HDFS-1822< / a > < / td >
< td align = "left" > Editlog opcodes overlap between 20 security and later releases < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Suresh Srinivas < / td >
< td align = "left" > Suresh Srinivas < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2451" > MAPREDUCE-2451< / a > < / td >
< td align = "left" > Log the reason string of healthcheck script < / td >
< td align = "left" > Trivial < / td >
< td align = "left" > jobtracker < / td >
< td align = "left" > Thomas Graves < / td >
< td align = "left" > Thomas Graves < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7274" > HADOOP-7274< / a > < / td >
< td align = "left" > CLONE - IOUtils.readFully and IOUtils.skipFully have typo in exception creation’ s message < / td >
< td align = "left" > Minor < / td >
< td align = "left" > util < / td >
< td align = "left" > Jonathan Eagles < / td >
< td align = "left" > Jonathan Eagles < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2514" > MAPREDUCE-2514< / a > < / td >
< td align = "left" > ReinitTrackerAction class name misspelled RenitTrackerAction in task tracker log < / td >
< td align = "left" > Trivial < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Jonathan Eagles < / td >
< td align = "left" > Jonathan Eagles < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1592" > HDFS-1592< / a > < / td >
< td align = "left" > Datanode startup doesn’ t honor volumes.tolerated < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Bharath Mundlapudi < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7330" > HADOOP-7330< / a > < / td >
< td align = "left" > The metrics source mbean implementation should return the attribute value instead of the object < / td >
< td align = "left" > Major < / td >
< td align = "left" > metrics < / td >
< td align = "left" > Luke Lu < / td >
< td align = "left" > Luke Lu < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2023" > HDFS-2023< / a > < / td >
< td align = "left" > Backport of NPE for File.list and File.listFiles < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Bharath Mundlapudi < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2529" > MAPREDUCE-2529< / a > < / td >
< td align = "left" > Recognize Jetty bug 1342 and handle it < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Thomas Graves < / td >
< td align = "left" > Thomas Graves < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7364" > HADOOP-7364< / a > < / td >
< td align = "left" > TestMiniMRDFSCaching fails if test.build.dir is set to something other than build/test < / td >
< td align = "left" > Major < / td >
< td align = "left" > test < / td >
< td align = "left" > Thomas Graves < / td >
< td align = "left" > Thomas Graves < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1878" > HDFS-1878< / a > < / td >
< td align = "left" > TestHDFSServerPorts unit test failure - race condition in FSNamesystem.close() causes NullPointerException without serious consequence < / td >
< td align = "left" > Minor < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Matt Foley < / td >
< td align = "left" > Matt Foley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2057" > HDFS-2057< / a > < / td >
< td align = "left" > Wait time to terminate the threads causing unit tests to take longer time < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Bharath Mundlapudi < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7373" > HADOOP-7373< / a > < / td >
< td align = "left" > Tarball deployment doesn’ t work with {start,stop}-{dfs,mapred} < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Owen O’ Malley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1692" > HDFS-1692< / a > < / td >
< td align = "left" > In secure mode, Datanode process doesn’ t exit when disks fail. < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Bharath Mundlapudi < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7324" > HADOOP-7324< / a > < / td >
< td align = "left" > Ganglia plugins for metrics v2 < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > metrics < / td >
< td align = "left" > Luke Lu < / td >
< td align = "left" > Priyo Mustafi < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2409" > MAPREDUCE-2409< / a > < / td >
< td align = "left" > Distributed Cache does not differentiate between file /archive for files with the same path < / td >
< td align = "left" > Major < / td >
< td align = "left" > distributed-cache < / td >
< td align = "left" > Siddharth Seth < / td >
< td align = "left" > Siddharth Seth < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7475" > HADOOP-7475< / a > < / td >
< td align = "left" > hadoop-setup-single-node.sh is broken < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > . < / td >
< td align = "left" > Eric Yang < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2447" > MAPREDUCE-2447< / a > < / td >
< td align = "left" > Set JvmContext sooner for a task - MR2429 < / td >
< td align = "left" > Minor < / td >
< td align = "left" > . < / td >
< td align = "left" > Siddharth Seth < / td >
< td align = "left" > Siddharth Seth < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2621" > MAPREDUCE-2621< / a > < / td >
< td align = "left" > TestCapacityScheduler fails with “ Queue “ q1” does not exist” < / td >
< td align = "left" > Minor < / td >
< td align = "left" > . < / td >
< td align = "left" > Sherry Chen < / td >
< td align = "left" > Sherry Chen < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2651" > MAPREDUCE-2651< / a > < / td >
< td align = "left" > Race condition in Linux Task Controller for job log directory creation < / td >
< td align = "left" > Major < / td >
< td align = "left" > task-controller < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Bharath Mundlapudi < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7356" > HADOOP-7356< / a > < / td >
< td align = "left" > RPM packages broke bin/hadoop script for hadoop 0.20.205 < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > . < / td >
< td align = "left" > Eric Yang < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2846" > MAPREDUCE-2846< / a > < / td >
< td align = "left" > a small % of all tasks fail with DefaultTaskController < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > task, task-controller, tasktracker < / td >
< td align = "left" > Allen Wittenauer < / td >
< td align = "left" > Owen O’ Malley < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2804" > MAPREDUCE-2804< / a > < / td >
< td align = "left" > “ Creation of symlink to attempt log dir failed.” message is not useful < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > . < / td >
< td align = "left" > Allen Wittenauer < / td >
< td align = "left" > Owen O’ Malley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2358" > MAPREDUCE-2358< / a > < / td >
< td align = "left" > MapReduce assumes HDFS as the default filesystem < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Krishna Ramachandran < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-517" > MAPREDUCE-517< / a > < / td >
< td align = "left" > The capacity-scheduler should assign multiple tasks per heartbeat < / td >
< td align = "left" > Critical < / td >
< td align = "left" > . < / td >
< td align = "left" > Arun C Murthy < / td >
< td align = "left" > Arun C Murthy < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2357" > MAPREDUCE-2357< / a > < / td >
< td align = "left" > When extending inputsplit (non-FileSplit), all exceptions are ignored < / td >
< td align = "left" > Major < / td >
< td align = "left" > task < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Luke Lu < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2366" > MAPREDUCE-2366< / a > < / td >
< td align = "left" > TaskTracker can’ t retrieve stdout and stderr from web UI < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Dick King < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2362" > MAPREDUCE-2362< / a > < / td >
< td align = "left" > Unit test failures: TestBadRecords and TestTaskTrackerMemoryManager < / td >
< td align = "left" > Major < / td >
< td align = "left" > test < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Greg Roelofs < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2356" > MAPREDUCE-2356< / a > < / td >
< td align = "left" > A task succeeded even though there were errors on all attempts. < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Luke Lu < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2555" > MAPREDUCE-2555< / a > < / td >
< td align = "left" > JvmInvalidate errors in the gridmix TT logs < / td >
< td align = "left" > Minor < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Thomas Graves < / td >
< td align = "left" > Thomas Graves < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2360" > MAPREDUCE-2360< / a > < / td >
< td align = "left" > Pig fails when using non-default FileSystem < / td >
< td align = "left" > Major < / td >
< td align = "left" > client < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2359" > MAPREDUCE-2359< / a > < / td >
< td align = "left" > Distributed cache doesn’ t use non-default FileSystems correctly < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Krishna Ramachandran < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2418" > MAPREDUCE-2418< / a > < / td >
< td align = "left" > Errors not shown in the JobHistory servlet (specifically Counter Limit Exceeded) < / td >
< td align = "left" > Minor < / td >
< td align = "left" > . < / td >
< td align = "left" > Siddharth Seth < / td >
< td align = "left" > Siddharth Seth < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2429" > MAPREDUCE-2429< / a > < / td >
< td align = "left" > Check jvmid during task status report < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Arun C Murthy < / td >
< td align = "left" > Siddharth Seth < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2364" > MAPREDUCE-2364< / a > < / td >
< td align = "left" > Shouldn’ t hold lock on rjob while localizing resources. < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Owen O’ Malley < / td >
< td align = "left" > Devaraj Das < / td > < / tr >
< / tbody >
< / table > < / section > < section >
< h3 > < a name = "TESTS:" > < / a > TESTS:< / h3 >
< table border = "0" class = "bodyTable" >
< thead >
< tr class = "a" >
< th align = "left" > JIRA < / th >
< th align = "left" > Summary < / th >
< th align = "left" > Priority < / th >
< th align = "left" > Component < / th >
< th align = "left" > Reporter < / th >
< th align = "left" > Contributor < / th > < / tr >
< / thead > < tbody >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2044" > HDFS-2044< / a > < / td >
< td align = "left" > TestQueueProcessingStatistics failing automatic test due to timing issues < / td >
< td align = "left" > Major < / td >
< td align = "left" > test < / td >
< td align = "left" > Matt Foley < / td >
< td align = "left" > Matt Foley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2218" > HDFS-2218< / a > < / td >
< td align = "left" > Disable TestHdfsProxy.testHdfsProxyInterface in 0.20-security and branch-1 until HDFS-2217 is fixed < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > contrib/hdfsproxy, test < / td >
< td align = "left" > Matt Foley < / td >
< td align = "left" > Matt Foley < / td > < / tr >
< / tbody >
< / table > < / section > < section >
< h3 > < a name = "SUB-TASKS:" > < / a > SUB-TASKS:< / h3 >
< table border = "0" class = "bodyTable" >
< thead >
< tr class = "a" >
< th align = "left" > JIRA < / th >
< th align = "left" > Summary < / th >
< th align = "left" > Priority < / th >
< th align = "left" > Component < / th >
< th align = "left" > Reporter < / th >
< th align = "left" > Contributor < / th > < / tr >
< / thead > < tbody >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1445" > HDFS-1445< / a > < / td >
< td align = "left" > Batch the calls in DataStorage to FileUtil.createHardLink(), so we call it once per directory instead of once per file < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Matt Foley < / td >
< td align = "left" > Matt Foley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1541" > HDFS-1541< / a > < / td >
< td align = "left" > Not marking datanodes dead When namenode in safemode < / td >
< td align = "left" > Major < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Hairong Kuang < / td >
< td align = "left" > Hairong Kuang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1767" > HDFS-1767< / a > < / td >
< td align = "left" > Namenode should ignore non-initial block reports from datanodes when in safemode during startup < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Matt Foley < / td >
< td align = "left" > Matt Foley < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2413" > MAPREDUCE-2413< / a > < / td >
< td align = "left" > TaskTracker should handle disk failures at both startup and runtime < / td >
< td align = "left" > Major < / td >
< td align = "left" > task-controller, tasktracker < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Ravi Gummadi < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2415" > MAPREDUCE-2415< / a > < / td >
< td align = "left" > Distribute TaskTracker userlogs onto multiple disks < / td >
< td align = "left" > Major < / td >
< td align = "left" > task-controller, tasktracker < / td >
< td align = "left" > Bharath Mundlapudi < / td >
< td align = "left" > Bharath Mundlapudi < / td > < / tr >
< / tbody >
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