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< h1 > Apache Hadoop Changelog< / h1 > < section >
< h2 > < a name = "Release_0.20.205.0_-_2011-10-06" > < / a > Release 0.20.205.0 - 2011-10-06< / 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/HDFS-630" > HDFS-630< / a > < / td >
< td align = "left" > In DFSOutputStream.nextBlockOutputStream(), the client can exclude specific datanodes when locating the next block. < / td >
< td align = "left" > Major < / td >
< td align = "left" > hdfs-client, namenode < / td >
< td align = "left" > Ruyue Ma < / td >
< td align = "left" > Cosmin Lehene < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1554" > HDFS-1554< / a > < / td >
< td align = "left" > Append 0.20: New semantics for recoverLease < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / 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-2202" > HDFS-2202< / a > < / td >
< td align = "left" > Changes to balancer bandwidth should not require datanode restart. < / td >
< td align = "left" > Major < / td >
< td align = "left" > balancer & mover, datanode < / td >
< td align = "left" > Eric Payne < / td >
< td align = "left" > Eric Payne < / 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/HDFS-200" > HDFS-200< / a > < / td >
< td align = "left" > In HDFS, sync() not yet guarantees data available to the new readers < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > . < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > dhruba borthakur < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1520" > HDFS-1520< / a > < / td >
< td align = "left" > HDFS 20 append: Lightweight NameNode operation to trigger lease recovery < / 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/HADOOP-7594" > HADOOP-7594< / a > < / td >
< td align = "left" > Support HTTP REST in HttpServer < / 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 = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7119" > HADOOP-7119< / a > < / td >
< td align = "left" > add Kerberos HTTP SPNEGO authentication support to Hadoop JT/NN/DN/TT web-consoles < / td >
< td align = "left" > Major < / td >
< td align = "left" > security < / td >
< td align = "left" > Alejandro Abdelnur < / td >
< td align = "left" > Alejandro Abdelnur < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-6889" > HADOOP-6889< / a > < / td >
< td align = "left" > Make RPC to have an option to timeout < / td >
< td align = "left" > Major < / td >
< td align = "left" > ipc < / td >
< td align = "left" > Hairong Kuang < / 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-2777" > MAPREDUCE-2777< / a > < / td >
< td align = "left" > Backport MAPREDUCE-220 to Hadoop 20 security branch < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Jonathan Eagles < / td >
< td align = "left" > Amar Kamat < / 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-826" > HDFS-826< / a > < / td >
< td align = "left" > Allow a mechanism for an application to detect that datanode(s) have died in the write pipeline < / td >
< td align = "left" > Major < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > dhruba borthakur < / td >
< td align = "left" > dhruba borthakur < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1054" > HDFS-1054< / a > < / td >
< td align = "left" > Remove unnecessary sleep after failure in nextBlockOutputStream < / td >
< td align = "left" > Major < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1210" > HDFS-1210< / a > < / td >
< td align = "left" > DFSClient should log exception when block recovery fails < / td >
< td align = "left" > Trivial < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1211" > HDFS-1211< / a > < / td >
< td align = "left" > 0.20 append: Block receiver should not log “ rewind” packets at INFO level < / td >
< td align = "left" > Minor < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-895" > HDFS-895< / a > < / td >
< td align = "left" > Allow hflush/sync to occur in parallel with new writes to the file < / td >
< td align = "left" > Major < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > dhruba borthakur < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1555" > HDFS-1555< / a > < / td >
< td align = "left" > HDFS 20 append: Disallow pipeline recovery if a file is already being lease recovered < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / 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/HADOOP-7343" > HADOOP-7343< / a > < / td >
< td align = "left" > backport HADOOP-7008 and HADOOP-7042 to branch-0.20-security < / td >
< td align = "left" > Minor < / td >
< td align = "left" > test < / 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-7432" > HADOOP-7432< / a > < / td >
< td align = "left" > Back-port HADOOP-7110 to 0.20-security < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Sherry Chen < / td >
< td align = "left" > Sherry Chen < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7314" > HADOOP-7314< / a > < / td >
< td align = "left" > Add support for throwing UnknownHostException when a host doesn’ t resolve < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Jeffrey Naisbitt < / td >
< td align = "left" > Jeffrey Naisbitt < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2494" > MAPREDUCE-2494< / a > < / td >
< td align = "left" > Make the distributed cache delete entires using LRU priority < / td >
< td align = "left" > Major < / td >
< td align = "left" > distributed-cache < / td >
< td align = "left" > Robert Joseph Evans < / td >
< td align = "left" > Robert Joseph Evans < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2729" > MAPREDUCE-2729< / a > < / td >
< td align = "left" > Reducers are always counted having “ pending tasks” even if they can’ t be scheduled yet because not enough of their mappers have completed < / td >
< td align = "left" > Major < / 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/HADOOP-7472" > HADOOP-7472< / a > < / td >
< td align = "left" > RPC client should deal with the IP address changes < / td >
< td align = "left" > Minor < / td >
< td align = "left" > ipc < / td >
< td align = "left" > Kihwal Lee < / td >
< td align = "left" > Kihwal Lee < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2981" > MAPREDUCE-2981< / a > < / td >
< td align = "left" > Backport trunk fairscheduler to 0.20-security branch < / td >
< td align = "left" > Major < / td >
< td align = "left" > contrib/fair-share < / td >
< td align = "left" > Matei Zaharia < / td >
< td align = "left" > Matei Zaharia < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7707" > HADOOP-7707< / a > < / td >
< td align = "left" > improve config generator to allow users to specify proxy user, turn append on or off, turn webhdfs on or off < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7720" > HADOOP-7720< / a > < / td >
< td align = "left" > improve the hadoop-setup-conf.sh to read in the hbase user and setup the configs < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7655" > HADOOP-7655< / a > < / td >
< td align = "left" > provide a small validation script that smoke tests the installed cluster < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / 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/HDFS-606" > HDFS-606< / a > < / td >
< td align = "left" > ConcurrentModificationException in invalidateCorruptReplicas() < / td >
< td align = "left" > Major < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Konstantin Shvachko < / td >
< td align = "left" > Konstantin Shvachko < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-724" > HDFS-724< / a > < / td >
< td align = "left" > Pipeline close hangs if one of the datanode is not responsive. < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > datanode, hdfs-client < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > Hairong Kuang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-6722" > HADOOP-6722< / a > < / td >
< td align = "left" > NetUtils.connect should check that it hasn’ t connected a socket to itself < / td >
< td align = "left" > Major < / td >
< td align = "left" > util < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-142" > HDFS-142< / a > < / td >
< td align = "left" > In 0.20, move blocks being written into a blocksBeingWritten directory < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > . < / td >
< td align = "left" > Raghu Angadi < / td >
< td align = "left" > dhruba borthakur < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1141" > HDFS-1141< / a > < / td >
< td align = "left" > completeFile does not check lease ownership < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1207" > HDFS-1207< / a > < / td >
< td align = "left" > 0.20-append: stallReplicationWork should be volatile < / td >
< td align = "left" > Major < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1204" > HDFS-1204< / a > < / td >
< td align = "left" > 0.20: Lease expiration should recover single files, not entire lease holder < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > sam rash < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1118" > HDFS-1118< / a > < / td >
< td align = "left" > DFSOutputStream socket leak when cannot connect to DataNode < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Zheng Shao < / td >
< td align = "left" > Zheng Shao < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1202" > HDFS-1202< / a > < / td >
< td align = "left" > DataBlockScanner throws NPE when updated before initialized < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-6833" > HADOOP-6833< / a > < / td >
< td align = "left" > IPC leaks call parameters when exceptions thrown < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > . < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1346" > HDFS-1346< / a > < / td >
< td align = "left" > DFSClient receives out of order packet ack < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode, hdfs-client < / td >
< td align = "left" > Hairong Kuang < / td >
< td align = "left" > Hairong Kuang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1164" > HDFS-1164< / a > < / td >
< td align = "left" > TestHdfsProxy is failing < / td >
< td align = "left" > Major < / td >
< td align = "left" > contrib/hdfsproxy < / td >
< td align = "left" > Eli Collins < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-988" > HDFS-988< / a > < / td >
< td align = "left" > saveNamespace race can corrupt the edits log < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > namenode < / td >
< td align = "left" > dhruba borthakur < / 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-1836" > HDFS-1836< / a > < / td >
< td align = "left" > Thousand of CLOSE_WAIT socket < / td >
< td align = "left" > Major < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > Dennis Cheung < / 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-7400" > HADOOP-7400< / a > < / td >
< td align = "left" > HdfsProxyTests fails when the -Dtest.build.dir and -Dbuild.test is set < / td >
< td align = "left" > Major < / td >
< td align = "left" > build < / td >
< td align = "left" > Giridharan Kesavan < / td >
< td align = "left" > Giridharan Kesavan < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2650" > MAPREDUCE-2650< / a > < / td >
< td align = "left" > back-port MAPREDUCE-2238 to 0.20-security < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Sherry Chen < / td >
< td align = "left" > Sherry Chen < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2324" > MAPREDUCE-2324< / a > < / td >
< td align = "left" > Job should fail if a reduce task can’ t be scheduled anywhere < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Todd Lipcon < / 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-2187" > MAPREDUCE-2187< / a > < / td >
< td align = "left" > map tasks timeout during sorting < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Gianmarco De Francisci Morales < / td >
< td align = "left" > Anupam Seth < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2053" > HDFS-2053< / a > < / td >
< td align = "left" > Bug in INodeDirectory#computeContentSummary warning < / td >
< td align = "left" > Minor < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Michael Noll < / td >
< td align = "left" > Michael Noll < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2117" > HDFS-2117< / a > < / td >
< td align = "left" > DiskChecker#mkdirsWithExistsAndPermissionCheck may return true even when the dir is not created < / td >
< td align = "left" > Minor < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Eli Collins < / td >
< td align = "left" > Eli Collins < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2705" > MAPREDUCE-2705< / a > < / td >
< td align = "left" > tasks localized and launched serially by TaskLauncher - causing other tasks to be delayed < / 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/HDFS-2190" > HDFS-2190< / a > < / td >
< td align = "left" > NN fails to start if it encounters an empty or malformed fstime file < / td >
< td align = "left" > Major < / 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/MAPREDUCE-2489" > MAPREDUCE-2489< / a > < / td >
< td align = "left" > Jobsplits with random hostnames can make the queue unusable < / 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 = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2259" > HDFS-2259< / a > < / td >
< td align = "left" > DN web-UI doesn’ t work with paths that contain html < / td >
< td align = "left" > Minor < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Eli Collins < / td >
< td align = "left" > Eli Collins < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2852" > MAPREDUCE-2852< / a > < / td >
< td align = "left" > Jira for YDH bug 2854624 < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Eli Collins < / td >
< td align = "left" > Kihwal Lee < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7539" > HADOOP-7539< / a > < / td >
< td align = "left" > merge hadoop archive goodness from trunk to .20 < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > John George < / td >
< td align = "left" > John George < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7596" > HADOOP-7596< / a > < / td >
< td align = "left" > Enable jsvc to work with Hadoop RPM package < / td >
< td align = "left" > Major < / td >
< td align = "left" > build < / 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/HDFS-2309" > HDFS-2309< / a > < / td >
< td align = "left" > TestRenameWhileOpen fails in branch-0.20-security < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Jitendra Nath Pandey < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2320" > HDFS-2320< / a > < / td >
< td align = "left" > Make merged protocol changes from 0.20-append to 0.20-security compatible with previous releases. < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode, hdfs-client, namenode < / td >
< td align = "left" > Suresh Srinivas < / td >
< td align = "left" > Suresh Srinivas < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2610" > MAPREDUCE-2610< / a > < / td >
< td align = "left" > Inconsistent API JobClient.getQueueAclsForCurrentUser < / td >
< td align = "left" > Major < / td >
< td align = "left" > client < / td >
< td align = "left" > Joep Rottinghuis < / td >
< td align = "left" > Joep Rottinghuis < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2915" > MAPREDUCE-2915< / a > < / td >
< td align = "left" > LinuxTaskController does not work when JniBasedUnixGroupsNetgroupMapping or JniBasedUnixGroupsMapping is enabled < / td >
< td align = "left" > Major < / td >
< td align = "left" > task-controller < / td >
< td align = "left" > Kihwal Lee < / td >
< td align = "left" > Kihwal Lee < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7610" > HADOOP-7610< / a > < / td >
< td align = "left" > /etc/profile.d does not exist on Debian < / td >
< td align = "left" > Major < / td >
< td align = "left" > scripts < / td >
< td align = "left" > Eric Yang < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7599" > HADOOP-7599< / a > < / td >
< td align = "left" > Improve hadoop setup conf script to setup secure Hadoop cluster < / td >
< td align = "left" > Major < / td >
< td align = "left" > scripts < / 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/HADOOP-7626" > HADOOP-7626< / a > < / td >
< td align = "left" > Allow overwrite of HADOOP_CLASSPATH and HADOOP_OPTS < / td >
< td align = "left" > Major < / td >
< td align = "left" > scripts < / td >
< td align = "left" > Eric Yang < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2549" > MAPREDUCE-2549< / a > < / td >
< td align = "left" > Potential resource leaks in HadoopServer.java, RunOnHadoopWizard.java and Environment.java < / td >
< td align = "left" > Major < / td >
< td align = "left" > contrib/eclipse-plugin, contrib/streaming < / td >
< td align = "left" > Devaraj K < / td >
< td align = "left" > Devaraj K < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2328" > HDFS-2328< / a > < / td >
< td align = "left" > hftp throws NPE if security is not enabled on remote cluster < / td >
< td align = "left" > Critical < / td >
< td align = "left" > . < / td >
< td align = "left" > Daryn Sharp < / 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/HDFS-1779" > HDFS-1779< / a > < / td >
< td align = "left" > After NameNode restart , Clients can not read partial files even after client invokes Sync. < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode, namenode < / td >
< td align = "left" > Uma Maheswara Rao G < / td >
< td align = "left" > Uma Maheswara Rao G < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2331" > HDFS-2331< / a > < / td >
< td align = "left" > Hdfs compilation fails < / td >
< td align = "left" > Major < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > Abhijit Suresh Shingate < / td >
< td align = "left" > Abhijit Suresh Shingate < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2333" > HDFS-2333< / a > < / td >
< td align = "left" > HDFS-2284 introduced 2 findbugs warnings on trunk < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Ivan Kelly < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7625" > HADOOP-7625< / a > < / td >
< td align = "left" > TestDelegationToken is failing in 205 < / 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 = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7637" > HADOOP-7637< / a > < / td >
< td align = "left" > Fair scheduler configuration file is not bundled in RPM < / td >
< td align = "left" > Major < / td >
< td align = "left" > build < / 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/HADOOP-7631" > HADOOP-7631< / a > < / td >
< td align = "left" > In mapred-site.xml, stream.tmpdir is mapped to ${mapred.temp.dir} which is undeclared. < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Ramya Sunil < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7630" > HADOOP-7630< / a > < / td >
< td align = "left" > hadoop-metrics2.properties should have a property *.period set to a default value foe metrics < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7633" > HADOOP-7633< / a > < / td >
< td align = "left" > log4j.properties should be added to the hadoop conf on deploy < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7644" > HADOOP-7644< / a > < / td >
< td align = "left" > Fix the delegation token tests to use the new style renewers < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > security < / 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-3076" > MAPREDUCE-3076< / a > < / td >
< td align = "left" > TestSleepJob fails < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > test < / td >
< td align = "left" > Arun C Murthy < / td >
< td align = "left" > Arun C Murthy < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7645" > HADOOP-7645< / a > < / td >
< td align = "left" > HTTP auth tests requiring Kerberos infrastructure are not disabled on branch-0.20-security < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > security < / td >
< td align = "left" > Aaron T. Myers < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7674" > HADOOP-7674< / a > < / td >
< td align = "left" > TestKerberosName fails in 20 branch. < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Jitendra Nath Pandey < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2342" > HDFS-2342< / a > < / td >
< td align = "left" > TestSleepJob and TestHdfsProxy broken after HDFS-2284 < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > build < / td >
< td align = "left" > Kihwal Lee < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2325" > HDFS-2325< / a > < / td >
< td align = "left" > Fuse-DFS fails to build on Hadoop 20.203.0 < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > fuse-dfs, libhdfs < / td >
< td align = "left" > Charles Earl < / td >
< td align = "left" > Kihwal Lee < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7679" > HADOOP-7679< / a > < / td >
< td align = "left" > log4j.properties templates does not define mapred.jobsummary.logger < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Ramya Sunil < / td >
< td align = "left" > Ramya Sunil < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2359" > HDFS-2359< / a > < / td >
< td align = "left" > NPE found in Datanode log while Disk failed during different HDFS operation < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Rajit Saha < / td >
< td align = "left" > Jonathan Eagles < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2375" > HDFS-2375< / a > < / td >
< td align = "left" > TestFileAppend4 fails in 0.20.205 branch < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > Suresh Srinivas < / td >
< td align = "left" > Suresh Srinivas < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-3081" > MAPREDUCE-3081< / a > < / td >
< td align = "left" > Change the name format for hadoop core and vaidya jar to be hadoop-{core/vaidya}-{version}.jar in vaidya.sh < / td >
< td align = "left" > Major < / td >
< td align = "left" > contrib/vaidya < / td >
< td align = "left" > vitthal (Suhas) Gogate < / td >
< td align = "left" > < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2373" > HDFS-2373< / a > < / td >
< td align = "left" > Commands using webhdfs and hftp print unnecessary debug information on the console with security enabled < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2368" > HDFS-2368< / a > < / td >
< td align = "left" > defaults created for web keytab and principal, these properties should not have defaults < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Arpit Gupta < / 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-2361" > HDFS-2361< / a > < / td >
< td align = "left" > hftp is broken < / td >
< td align = "left" > Critical < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Rajit Saha < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7683" > HADOOP-7683< / a > < / td >
< td align = "left" > hdfs-site.xml template has properties that are not used in 20 < / td >
< td align = "left" > Minor < / td >
< td align = "left" > . < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1260" > HDFS-1260< / a > < / td >
< td align = "left" > 0.20: Block lost when multiple DNs trying to recover it to different genstamps < / td >
< td align = "left" > Critical < / td >
< td align = "left" > . < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1186" > HDFS-1186< / a > < / td >
< td align = "left" > 0.20: DNs should interrupt writers at start of recovery < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1218" > HDFS-1218< / a > < / td >
< td align = "left" > 20 append: Blocks recovered on startup should be treated with lower priority during block synchronization < / td >
< td align = "left" > Critical < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7691" > HADOOP-7691< / a > < / td >
< td align = "left" > hadoop deb pkg should take a diff group id < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Giridharan Kesavan < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7603" > HADOOP-7603< / a > < / td >
< td align = "left" > Set default hdfs, mapred uid, and hadoop group gid for RPM packages < / td >
< td align = "left" > Major < / 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/HADOOP-7658" > HADOOP-7658< / a > < / td >
< td align = "left" > to fix hadoop config template < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Giridharan Kesavan < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7684" > HADOOP-7684< / a > < / td >
< td align = "left" > jobhistory server and secondarynamenode should have init.d script < / td >
< td align = "left" > Major < / td >
< td align = "left" > scripts < / 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-3112" > MAPREDUCE-3112< / a > < / td >
< td align = "left" > Calling hadoop cli inside mapreduce job leads to errors < / td >
< td align = "left" > Major < / td >
< td align = "left" > contrib/streaming < / td >
< td align = "left" > Eric Yang < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7715" > HADOOP-7715< / a > < / td >
< td align = "left" > see log4j Error when running mr jobs and certain dfs calls < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7711" > HADOOP-7711< / a > < / td >
< td align = "left" > hadoop-env.sh generated from templates has duplicate info < / td >
< td align = "left" > Major < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7681" > HADOOP-7681< / a > < / td >
< td align = "left" > log4j.properties is missing properties for security audit and hdfs audit should be changed to info < / td >
< td align = "left" > Minor < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7708" > HADOOP-7708< / a > < / td >
< td align = "left" > config generator does not update the properties file if on exists already < / td >
< td align = "left" > Critical < / td >
< td align = "left" > conf < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2358" > HDFS-2358< / a > < / td >
< td align = "left" > NPE when the default filesystem’ s uri has no authority < / td >
< td align = "left" > Major < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Rajit Saha < / td >
< td align = "left" > Daryn Sharp < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2392" > HDFS-2392< / a > < / td >
< td align = "left" > Dist with hftp is failing again < / td >
< td align = "left" > Critical < / td >
< td align = "left" > namenode < / td >
< td align = "left" > Rajit Saha < / td >
< td align = "left" > Daryn Sharp < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2408" > HDFS-2408< / a > < / td >
< td align = "left" > DFSClient#getNumCurrentReplicas is package private in 205 but public in branch-0.20-append < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > hdfs-client < / td >
< td align = "left" > stack < / td >
< td align = "left" > stack < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7721" > HADOOP-7721< / a > < / td >
< td align = "left" > dfs.web.authentication.kerberos.principal expects the full hostname and does not replace _HOST with the hostname < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2405" > HDFS-2405< / a > < / td >
< td align = "left" > hadoop dfs command with webhdfs fails on secure hadoop < / td >
< td align = "left" > Critical < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7724" > HADOOP-7724< / a > < / td >
< td align = "left" > hadoop-setup-conf.sh should put proxy user info into the core-site.xml < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Giridharan Kesavan < / td >
< td align = "left" > Arpit Gupta < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2764" > MAPREDUCE-2764< / a > < / td >
< td align = "left" > Fix renewal of dfs delegation tokens < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Daryn Sharp < / 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/HADOOP-7602" > HADOOP-7602< / a > < / td >
< td align = "left" > wordcount, sort etc on har files fails with NPE < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > John George < / td >
< td align = "left" > John George < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7649" > HADOOP-7649< / a > < / td >
< td align = "left" > TestMapredGroupMappingServiceRefresh and TestRefreshUserMappings fail after HADOOP-7625 < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > security, test < / td >
< td align = "left" > Kihwal Lee < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2411" > HDFS-2411< / a > < / td >
< td align = "left" > with webhdfs enabled in secure mode the auth to local mappings are not being respected. < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1197" > HDFS-1197< / a > < / td >
< td align = "left" > Blocks are considered “ complete” prematurely after commitBlockSynchronization or DN restart < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode, hdfs-client, namenode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HADOOP-7615" > HADOOP-7615< / a > < / td >
< td align = "left" > Binary layout does not put share/hadoop/contrib/*.jar into the class path < / td >
< td align = "left" > Major < / td >
< td align = "left" > scripts < / td >
< td align = "left" > Eric Yang < / td >
< td align = "left" > Eric Yang < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2300" > HDFS-2300< / a > < / td >
< td align = "left" > TestFileAppend4 and TestMultiThreadedSync fail on 20.append and 20-security. < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Jitendra Nath Pandey < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
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< / 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-1242" > HDFS-1242< / a > < / td >
< td align = "left" > 0.20 append: Add test for appendFile() race solved in HDFS-142 < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1252" > HDFS-1252< / a > < / td >
< td align = "left" > TestDFSConcurrentFileOperations broken in 0.20-appendj < / td >
< td align = "left" > Major < / td >
< td align = "left" > test < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > Todd Lipcon < / 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-561" > HDFS-561< / a > < / td >
< td align = "left" > Fix write pipeline READ_TIMEOUT < / td >
< td align = "left" > Major < / td >
< td align = "left" > datanode, hdfs-client < / td >
< td align = "left" > Kan Zhang < / td >
< td align = "left" > Kan Zhang < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-1057" > HDFS-1057< / a > < / td >
< td align = "left" > Concurrent readers hit ChecksumExceptions if following a writer to very end of file < / td >
< td align = "left" > Blocker < / td >
< td align = "left" > datanode < / td >
< td align = "left" > Todd Lipcon < / td >
< td align = "left" > sam rash < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2284" > HDFS-2284< / a > < / td >
< td align = "left" > Write Http access to HDFS < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Sanjay Radia < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2317" > HDFS-2317< / a > < / td >
< td align = "left" > Read access to HDFS using HTTP REST < / 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-2338" > HDFS-2338< / a > < / td >
< td align = "left" > Configuration option to enable/disable webhdfs. < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Jitendra Nath Pandey < / td >
< td align = "left" > Jitendra Nath Pandey < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2318" > HDFS-2318< / a > < / td >
< td align = "left" > Provide authentication to webhdfs using SPNEGO < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / 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-2340" > HDFS-2340< / a > < / td >
< td align = "left" > Support getFileBlockLocations and getDelegationToken in webhdfs < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2928" > MAPREDUCE-2928< / a > < / td >
< td align = "left" > MR-2413 improvements < / td >
< td align = "left" > Major < / td >
< td align = "left" > tasktracker < / td >
< td align = "left" > Eli Collins < / td >
< td align = "left" > Eli Collins < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2356" > HDFS-2356< / a > < / td >
< td align = "left" > webhdfs: support case insensitive query parameter names < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2366" > HDFS-2366< / a > < / td >
< td align = "left" > webhdfs throws a npe when ugi is null from getDelegationToken < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Arpit Gupta < / 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-2348" > HDFS-2348< / a > < / td >
< td align = "left" > Support getContentSummary and getFileChecksum in webhdfs < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2395" > HDFS-2395< / a > < / td >
< td align = "left" > webhdfs api’ s should return a root element in the json response < / td >
< td align = "left" > Critical < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Arpit Gupta < / 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-2403" > HDFS-2403< / a > < / td >
< td align = "left" > The renewer in NamenodeWebHdfsMethods.generateDelegationToken(..) is not used < / 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 = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2404" > HDFS-2404< / a > < / td >
< td align = "left" > webhdfs liststatus json response is not correct < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Arpit Gupta < / td >
< td align = "left" > Suresh Srinivas < / td > < / tr >
< tr class = "b" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/HDFS-2385" > HDFS-2385< / a > < / td >
< td align = "left" > Support delegation token renewal in webhdfs < / td >
< td align = "left" > Major < / td >
< td align = "left" > webhdfs < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td >
< td align = "left" > Tsz Wo Nicholas Sze < / td > < / tr >
< tr class = "a" >
< td align = "left" > < a class = "externalLink" href = "https://issues.apache.org/jira/browse/MAPREDUCE-2780" > MAPREDUCE-2780< / a > < / td >
< td align = "left" > Standardize the value of token service < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Daryn Sharp < / td >
< td align = "left" > Daryn Sharp < / td > < / tr >
< / tbody >
< / table > < / section > < section >
< h3 > < a name = "OTHER:" > < / a > OTHER:< / 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-1795" > HDFS-1795< / a > < / td >
< td align = "left" > Port 0.20-append changes onto 0.20-security-203 < / td >
< td align = "left" > Major < / td >
< td align = "left" > . < / td >
< td align = "left" > Andrew Purtell < / td >
< td align = "left" > < / td > < / tr >
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