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                                                   <h5>General</h5>
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                       <h5>MapReduce</h5>
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                       <h5>MapReduce REST APIs</h5>
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                       <h5>YARN</h5>
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                       <h5>YARN REST APIs</h5>
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                       <h5>YARN Service</h5>
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                       <h5>Hadoop Compatible File Systems</h5>
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<h1>Apache Hadoop Changelog</h1><section>
<h2><a name="Release_0.15.0_-_2007-10-19"></a>Release 0.15.0 - 2007-10-19</h2><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-1727">HADOOP-1727</a> </td>
<td align="left"> Make &#x2026;hbase.io.MapWritable more generic so that it can be included in &#x2026;hadoop.io </td>
<td align="left">  Minor </td>
<td align="left"> io </td>
<td align="left"> Jim Kellerman </td>
<td align="left"> Jim Kellerman </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1351">HADOOP-1351</a> </td>
<td align="left"> Want to kill a particular task or attempt </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1880">HADOOP-1880</a> </td>
<td align="left"> SleepJob </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Enis Soztutar </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1809">HADOOP-1809</a> </td>
<td align="left"> Add link to irc channel #hadoop </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Enis Soztutar </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1894">HADOOP-1894</a> </td>
<td align="left"> Add fancy graphs for mapred task statuses </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Enis Soztutar </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1914">HADOOP-1914</a> </td>
<td align="left"> HDFS should have a NamenodeProtocol to allow  secondary namenodes and rebalancing processes to communicate with a primary namenode </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-1851">HADOOP-1851</a> </td>
<td align="left"> Map output compression codec cannot be set independently of job output compression codec </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Riccardo Boscolo </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/HADOOP-1963">HADOOP-1963</a> </td>
<td align="left"> Code contribution of Kosmos Filesystem implementation of Hadoop Filesystem interface </td>
<td align="left">  Major </td>
<td align="left"> fs </td>
<td align="left"> Sriram Rao </td>
<td align="left"> Sriram Rao </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1822">HADOOP-1822</a> </td>
<td align="left"> Allow SOCKS proxy configuration to remotely access the DFS and submit Jobs </td>
<td align="left">  Minor </td>
<td align="left"> ipc </td>
<td align="left"> Christophe Taton </td>
<td align="left"> Christophe Taton </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-789">HADOOP-789</a> </td>
<td align="left"> DFS shell should return a list of nodes for a file saying that where the blocks for these files are located. </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Mahadev konar </td>
<td align="left"> Mahadev konar </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/HADOOP-1667">HADOOP-1667</a> </td>
<td align="left"> organize CHANGES.txt messages into sections for future releases </td>
<td align="left">  Major </td>
<td align="left"> documentation </td>
<td align="left"> Doug Cutting </td>
<td align="left"> Doug Cutting </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1610">HADOOP-1610</a> </td>
<td align="left"> Add metrics for failed tasks </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Devaraj Das </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1621">HADOOP-1621</a> </td>
<td align="left"> Make FileStatus a concrete class </td>
<td align="left">  Major </td>
<td align="left"> fs </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1595">HADOOP-1595</a> </td>
<td align="left"> Add an option to setReplication method to wait for completion of replication </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Christian Kunz </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/HADOOP-1693">HADOOP-1693</a> </td>
<td align="left"> Remove LOG members from PendingReplicationBlocks and ReplicationTargetChooser. </td>
<td align="left">  Major </td>
<td align="left"> . </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/HADOOP-1231">HADOOP-1231</a> </td>
<td align="left"> Add generics to Mapper and Reducer interfaces </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Tom White </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1436">HADOOP-1436</a> </td>
<td align="left"> Redesign Tool and ToolBase API and releted functionality </td>
<td align="left">  Major </td>
<td align="left"> util </td>
<td align="left"> Enis Soztutar </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1703">HADOOP-1703</a> </td>
<td align="left"> Small cleanup of DistributedFileSystem and DFSClient </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Christophe Taton </td>
<td align="left"> Christophe Taton </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1743">HADOOP-1743</a> </td>
<td align="left"> INode refactoring </td>
<td align="left">  Major </td>
<td align="left"> . </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/HADOOP-1731">HADOOP-1731</a> </td>
<td align="left"> contrib jar file names should include hadoop version number </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Doug Cutting </td>
<td align="left"> Doug Cutting </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1756">HADOOP-1756</a> </td>
<td align="left"> Add toString() methods to some Writable types </td>
<td align="left">  Major </td>
<td align="left"> io </td>
<td align="left"> Andrzej Bialecki </td>
<td align="left"> Andrzej Bialecki </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1744">HADOOP-1744</a> </td>
<td align="left"> Small cleanup of DistributedFileSystem and DFSClient (next) </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Christophe Taton </td>
<td align="left"> Christophe Taton </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1654">HADOOP-1654</a> </td>
<td align="left"> IOUtils class </td>
<td align="left">  Major </td>
<td align="left"> io </td>
<td align="left"> Enis Soztutar </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1759">HADOOP-1759</a> </td>
<td align="left"> File name should be represented by a byte array instead of a String </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1766">HADOOP-1766</a> </td>
<td align="left"> Merging Block and BlockInfo classes on name-node. </td>
<td align="left">  Major </td>
<td align="left"> . </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/HADOOP-1158">HADOOP-1158</a> </td>
<td align="left"> JobTracker should collect statistics of failed map output fetches, and take decisions to reexecute map tasks and/or restart the (possibly faulty) Jetty server on the TaskTracker </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </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-1777">HADOOP-1777</a> </td>
<td align="left"> Typo issue in the job details JSP page </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Thomas Friol </td>
<td align="left"> Thomas Friol </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1767">HADOOP-1767</a> </td>
<td align="left"> JobClient CLI cleanup and improvement </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Christophe Taton </td>
<td align="left"> Christophe Taton </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1750">HADOOP-1750</a> </td>
<td align="left"> We should log better if something goes wrong with the process fork </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1803">HADOOP-1803</a> </td>
<td align="left"> Generalize making contrib bin content executable in ant package target </td>
<td align="left">  Minor </td>
<td align="left"> build </td>
<td align="left"> stack </td>
<td align="left"> stack </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1779">HADOOP-1779</a> </td>
<td align="left"> Small INodeDirectory enhancement to get all existing INodes components on a path </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Christophe Taton </td>
<td align="left"> Christophe Taton </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1425">HADOOP-1425</a> </td>
<td align="left"> Rework the various programs in &#x2018;examples&#x2019; to extend ToolBase </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1687">HADOOP-1687</a> </td>
<td align="left"> Name-node memory size estimates and optimization proposal. </td>
<td align="left">  Major </td>
<td align="left"> . </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/HADOOP-1266">HADOOP-1266</a> </td>
<td align="left"> Remove DatanodeDescriptor dependency from NetworkTopology </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </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-785">HADOOP-785</a> </td>
<td align="left"> Divide the server and client configurations </td>
<td align="left">  Major </td>
<td align="left"> conf </td>
<td align="left"> Owen O&#x2019;Malley </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/HADOOP-1718">HADOOP-1718</a> </td>
<td align="left"> Test coverage target in build files using clover </td>
<td align="left">  Major </td>
<td align="left"> build </td>
<td align="left"> Nigel Daley </td>
<td align="left"> Nigel Daley </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1774">HADOOP-1774</a> </td>
<td align="left"> Remove use of INode.parent in Block CRC upgrade </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1592">HADOOP-1592</a> </td>
<td align="left"> Print the diagnostic error messages for FAILED task-attempts to the user console via TaskCompletionEvents </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1878">HADOOP-1878</a> </td>
<td align="left"> Change priority feature in the job details JSP page misses spaces between each priority link </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Thomas Friol </td>
<td align="left"> Thomas Friol </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1762">HADOOP-1762</a> </td>
<td align="left"> Namenode does not need to store storageID and datanodeID persistently </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1500">HADOOP-1500</a> </td>
<td align="left"> typo&#x2019;s in dfs webui </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Nigel Daley </td>
<td align="left"> Nigel Daley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1921">HADOOP-1921</a> </td>
<td align="left"> Save the configuration of completed/failed jobs and make them available via the web-ui. </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1908">HADOOP-1908</a> </td>
<td align="left"> Restructure data node code so that block sending/receiving is seperated from data transfer header handling </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="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1933">HADOOP-1933</a> </td>
<td align="left"> Consider include/exclude files while listing datanodes. </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1926">HADOOP-1926</a> </td>
<td align="left"> Design/implement a set of compression benchmarks for the map-reduce framework </td>
<td align="left">  Major </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/HADOOP-1626">HADOOP-1626</a> </td>
<td align="left"> DFSAdmin. Help messages are missing for -finalizeUpgrade and -metasave. </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Lohit Vijayarenu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1968">HADOOP-1968</a> </td>
<td align="left"> Wildcard input syntax (glob) should support {} </td>
<td align="left">  Major </td>
<td align="left"> fs </td>
<td align="left"> eric baldeschwieler </td>
<td align="left"> Hairong Kuang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1906">HADOOP-1906</a> </td>
<td align="left"> JobConf should warn about the existance of obsolete mapred-default.xml. </td>
<td align="left">  Major </td>
<td align="left"> conf </td>
<td align="left"> Owen O&#x2019;Malley </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-1971">HADOOP-1971</a> </td>
<td align="left"> Constructing a JobConf without a class leads to a very misleading error message. </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Ted Dunning </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1942">HADOOP-1942</a> </td>
<td align="left"> Increase the concurrency of transaction logging to edits log </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> dhruba borthakur </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2046">HADOOP-2046</a> </td>
<td align="left"> Documentation: improve mapred javadocs </td>
<td align="left">  Blocker </td>
<td align="left"> documentation </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/HADOOP-1881">HADOOP-1881</a> </td>
<td align="left"> Update documentation for hadoop&#x2019;s configuration post HADOOP-785 </td>
<td align="left">  Major </td>
<td align="left"> documentation </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Arun C Murthy </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/HADOOP-1636">HADOOP-1636</a> </td>
<td align="left"> constant should be user-configurable: MAX_COMPLETE_USER_JOBS_IN_MEMORY </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Michael Bieniosek </td>
<td align="left"> Michael Bieniosek </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1463">HADOOP-1463</a> </td>
<td align="left"> dfs.datanode.du.reserved semantics being violated </td>
<td align="left">  Blocker </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-999">HADOOP-999</a> </td>
<td align="left"> DFS Client should create file when the user creates the file </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </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-1565">HADOOP-1565</a> </td>
<td align="left"> DFSScalability: reduce memory usage of namenode </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> dhruba borthakur </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1651">HADOOP-1651</a> </td>
<td align="left"> Some improvements in progress reporting </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Devaraj Das </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-932">HADOOP-932</a> </td>
<td align="left"> File locking interface and implementation should be remvoed. </td>
<td align="left">  Minor </td>
<td align="left"> fs </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1692">HADOOP-1692</a> </td>
<td align="left"> DfsTask cache interferes with operation </td>
<td align="left">  Minor </td>
<td align="left"> util </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1689">HADOOP-1689</a> </td>
<td align="left"> .sh scripts do not work on Solaris </td>
<td align="left">  Minor </td>
<td align="left"> scripts </td>
<td align="left"> David Biesack </td>
<td align="left"> Doug Cutting </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1772">HADOOP-1772</a> </td>
<td align="left"> Hadoop does not run in Cygwin in Windows </td>
<td align="left">  Critical </td>
<td align="left"> scripts </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-1749">HADOOP-1749</a> </td>
<td align="left"> TestDFSUpgrade some times fails with an assert </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1601">HADOOP-1601</a> </td>
<td align="left"> GenericWritable should use ReflectionUtils.newInstance to avoid problems with classloaders </td>
<td align="left">  Major </td>
<td align="left"> io </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1748">HADOOP-1748</a> </td>
<td align="left"> Task Trackers fail to launch tasks when they have relative log directories configured </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1775">HADOOP-1775</a> </td>
<td align="left"> MapWritable and SortedMapWritable - Writable problems </td>
<td align="left">  Major </td>
<td align="left"> io </td>
<td align="left"> Jim Kellerman </td>
<td align="left"> Jim Kellerman </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1656">HADOOP-1656</a> </td>
<td align="left"> HDFS does not record the blocksize for a file </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Sameer Paranjpye </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1739">HADOOP-1739</a> </td>
<td align="left"> ConnectException in TaskTracker Child </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Srikanth Kakani </td>
<td align="left"> Doug Cutting </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1795">HADOOP-1795</a> </td>
<td align="left"> Task.moveTaskOutputs is escaping special characters in output filenames </td>
<td align="left">  Critical </td>
<td align="left"> . </td>
<td align="left"> Fr&#xe9;d&#xe9;ric Bertin </td>
<td align="left"> Fr&#xe9;d&#xe9;ric Bertin </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1812">HADOOP-1812</a> </td>
<td align="left"> TestIPC and TestRPC should use dynamically allocated ports </td>
<td align="left">  Major </td>
<td align="left"> ipc </td>
<td align="left"> Doug Cutting </td>
<td align="left"> Doug Cutting </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1810">HADOOP-1810</a> </td>
<td align="left"> Incorrect Value type in MRBench (SmallJobs) </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Devaraj Das </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1832">HADOOP-1832</a> </td>
<td align="left"> listTables() returns duplicate tables </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Andrew Hitchcock </td>
<td align="left"> Jim Kellerman </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1806">HADOOP-1806</a> </td>
<td align="left"> DfsTask no longer compiles </td>
<td align="left">  Major </td>
<td align="left"> build </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1758">HADOOP-1758</a> </td>
<td align="left"> processing escapes in a jute record is quadratic </td>
<td align="left">  Blocker </td>
<td align="left"> record </td>
<td align="left"> Dick King </td>
<td align="left"> Vivek Ratan </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1569">HADOOP-1569</a> </td>
<td align="left"> distcp should use the Path -&gt; FileSystem interface like the rest of Hadoop </td>
<td align="left">  Major </td>
<td align="left"> util </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1817">HADOOP-1817</a> </td>
<td align="left"> MultiFileSplit does not write and read the total length </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Thomas Friol </td>
<td align="left"> Thomas Friol </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1838">HADOOP-1838</a> </td>
<td align="left"> Files created with an pre-0.15 gets blocksize as zero, causing performance degradation </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> dhruba borthakur </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1018">HADOOP-1018</a> </td>
<td align="left"> Single lost heartbeat leads to a &#x201c;Lost task tracker&#x201d; </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Andrzej Bialecki </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/HADOOP-1818">HADOOP-1818</a> </td>
<td align="left"> MutliFileInputFormat returns &#x201c;empty&#x201d; MultiFileSplit when number of paths &lt; number of splits </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Thomas Friol </td>
<td align="left"> Thomas Friol </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1840">HADOOP-1840</a> </td>
<td align="left"> Task&#x2019;s diagnostic messages are lost sometimes </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/HADOOP-1846">HADOOP-1846</a> </td>
<td align="left"> DatanodeReport should distinguish live datanodes from dead datanodes </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-1885">HADOOP-1885</a> </td>
<td align="left"> Race condition in MiniDFSCluster shutdown </td>
<td align="left">  Major </td>
<td align="left"> test </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1708">HADOOP-1708</a> </td>
<td align="left"> make files visible in the namespace as soon as they are created </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> dhruba borthakur </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1819">HADOOP-1819</a> </td>
<td align="left"> The JobTracker should ensure that it is running on the right host. </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1890">HADOOP-1890</a> </td>
<td align="left"> Revert a debug patch. </td>
<td align="left">  Trivial </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1889">HADOOP-1889</a> </td>
<td align="left"> Fix path in EC2 scripts for building your own AMI </td>
<td align="left">  Major </td>
<td align="left"> contrib/cloud </td>
<td align="left"> Tom White </td>
<td align="left"> Tom White </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1892">HADOOP-1892</a> </td>
<td align="left"> In the Job UI, some links don&#x2019;t work </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-120">HADOOP-120</a> </td>
<td align="left"> Reading an ArrayWriter does not work because valueClass does not get initialized </td>
<td align="left">  Major </td>
<td align="left"> io </td>
<td align="left"> Dick King </td>
<td align="left"> Cameron Pope </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1907">HADOOP-1907</a> </td>
<td align="left"> JobClient.runJob kills the job for failed tasks with no diagnostics </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Christian Kunz </td>
<td align="left"> Christian Kunz </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1904">HADOOP-1904</a> </td>
<td align="left"> ArrayIndexOutOfBoundException in BlocksMap </td>
<td align="left">  Blocker </td>
<td align="left"> . </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/HADOOP-1887">HADOOP-1887</a> </td>
<td align="left"> ArrayIndexOutOfBoundsException with trunk </td>
<td align="left">  Major </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/HADOOP-89">HADOOP-89</a> </td>
<td align="left"> files are not visible until they are closed </td>
<td align="left">  Critical </td>
<td align="left"> . </td>
<td align="left"> Yoram Arnon </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1882">HADOOP-1882</a> </td>
<td align="left"> Remove extra &#x2019;*&#x2019;s from FsShell.limitDecimal() </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1573">HADOOP-1573</a> </td>
<td align="left"> Support for 0 reducers in PIPES </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Christian Kunz </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1783">HADOOP-1783</a> </td>
<td align="left"> keyToPath in Jets3tFileSystemStore needs to return absolute path </td>
<td align="left">  Major </td>
<td align="left"> fs/s3 </td>
<td align="left"> Ahad Rana </td>
<td align="left"> Tom White </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1925">HADOOP-1925</a> </td>
<td align="left"> Hadoop Pipes doesn&#x2019;t compile on solaris </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1076">HADOOP-1076</a> </td>
<td align="left"> Periodic checkpointing cannot resume if the secondary name-node fails. </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1932">HADOOP-1932</a> </td>
<td align="left"> Test dfs.TestFileCreation.testFileCreation failed on Windows </td>
<td align="left">  Blocker </td>
<td align="left"> test </td>
<td align="left"> Mukund Madhugiri </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1940">HADOOP-1940</a> </td>
<td align="left"> TestDFSUpgradeFromImage doesn&#x2019;t shut down its MiniDFSCluster </td>
<td align="left">  Major </td>
<td align="left"> test </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1930">HADOOP-1930</a> </td>
<td align="left"> Too many fetch-failures issue </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Christian Kunz </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/HADOOP-1910">HADOOP-1910</a> </td>
<td align="left"> Extra checks in DFS.create() are not necessary. </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1897">HADOOP-1897</a> </td>
<td align="left"> about.html page is there but not linked. </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Enis Soztutar </td>
<td align="left"> Enis Soztutar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1953">HADOOP-1953</a> </td>
<td align="left"> the job tracker should wait beteween calls to try and delete the system directory </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1935">HADOOP-1935</a> </td>
<td align="left"> NullPointerException in internalReleaseCreate </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1946">HADOOP-1946</a> </td>
<td align="left"> du should be not called on every heartbeat </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </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-1948">HADOOP-1948</a> </td>
<td align="left"> Spurious error message during block crc upgrade. </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Raghu Angadi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1934">HADOOP-1934</a> </td>
<td align="left"> the os.name string on Mac OS contains spaces, which causes the c++ compilation to fail </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1959">HADOOP-1959</a> </td>
<td align="left"> Use of File.separator in StatusHttpServer prevents running Junit tests inside eclipse on Windows </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Jim Kellerman </td>
<td align="left"> Jim Kellerman </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1978">HADOOP-1978</a> </td>
<td align="left"> Name-node should remove edits.new during startup rather than renaming it to edits. </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1695">HADOOP-1695</a> </td>
<td align="left"> Secondary Namenode halt when SocketTimeoutException at startup </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1955">HADOOP-1955</a> </td>
<td align="left"> Corrupted block replication retries for ever </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1961">HADOOP-1961</a> </td>
<td align="left"> -get, -copyToLocal fail when  single filename is passed </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> Raghu Angadi </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1997">HADOOP-1997</a> </td>
<td align="left"> TestCheckpoint fails on Windows </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1983">HADOOP-1983</a> </td>
<td align="left"> jobs using pipes interface with tasks not using java output format have a good chance of not updating progress and timing out </td>
<td align="left">  Major </td>
<td align="left"> . </td>
<td align="left"> Christian Kunz </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1875">HADOOP-1875</a> </td>
<td align="left"> multiple dfs.client.buffer.dir directories are not treated as alternatives </td>
<td align="left">  Blocker </td>
<td align="left"> fs </td>
<td align="left"> Christian Kunz </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-1992">HADOOP-1992</a> </td>
<td align="left"> Sort validation is taking considerably longer than before </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Mukund Madhugiri </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/HADOOP-1874">HADOOP-1874</a> </td>
<td align="left"> lost task trackers &#x2013; jobs hang </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Christian Kunz </td>
<td align="left"> Devaraj Das </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1944">HADOOP-1944</a> </td>
<td align="left"> Maps which ran on trackers declared &#x2018;lost&#x2019; are being marked as FAILED rather than KILLED </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Arun C Murthy </td>
<td align="left"> Devaraj Das </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2026">HADOOP-2026</a> </td>
<td align="left"> Namenode prints out too many log lines for &#x201c;Number of transactions&#x201d; </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> dhruba borthakur </td>
<td align="left"> dhruba borthakur </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2022">HADOOP-2022</a> </td>
<td align="left"> Task times are not saved correctly (bug in hadoop-1874) </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Amar Kamat </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2031">HADOOP-2031</a> </td>
<td align="left"> Lost tasktracker not handled properly leading to tips wrongly being kept as completed, and hence not rescheduled </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </td>
<td align="left"> Devaraj Das </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2018">HADOOP-2018</a> </td>
<td align="left"> Broken pipe SocketException in DataNode$DataXceiver </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Hairong Kuang </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2023">HADOOP-2023</a> </td>
<td align="left"> TestLocalDirAllocator fails on Windows </td>
<td align="left">  Blocker </td>
<td align="left"> fs </td>
<td align="left"> Mukund Madhugiri </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-2016">HADOOP-2016</a> </td>
<td align="left"> Race condition in removing a KILLED task from tasktracker </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Devaraj Das </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/HADOOP-1771">HADOOP-1771</a> </td>
<td align="left"> streaming hang when IOException in MROutputThread. (NPE) </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Koji Noguchi </td>
<td align="left"> Lohit Vijayarenu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2028">HADOOP-2028</a> </td>
<td align="left"> distcp fails if log dir not specified and destination not present </td>
<td align="left">  Blocker </td>
<td align="left"> util </td>
<td align="left"> Chris Douglas </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1788">HADOOP-1788</a> </td>
<td align="left"> Increase the buffer size of pipes from 1k to 128k </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Amareshwari Sriramadasu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2051">HADOOP-2051</a> </td>
<td align="left"> JobTracker&#x2019;s TaskCommitQueue is vulnerable to non-IOExceptions </td>
<td align="left">  Blocker </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/HADOOP-1973">HADOOP-1973</a> </td>
<td align="left"> NPE at JobTracker startup.. </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Gautam Kowshik </td>
<td align="left"> Amareshwari Sriramadasu </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2044">HADOOP-2044</a> </td>
<td align="left"> Namenode encounters ClassCastException exceptions for INodeFileUnderConstruction </td>
<td align="left">  Blocker </td>
<td align="left"> . </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/HADOOP-2033">HADOOP-2033</a> </td>
<td align="left"> In SequenceFile sync doesn&#x2019;t work unless the file is compressed (block or record) </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Owen O&#x2019;Malley </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2072">HADOOP-2072</a> </td>
<td align="left"> RawLocalFileStatus is causing Path problems </td>
<td align="left">  Major </td>
<td align="left"> fs </td>
<td align="left"> Dennis Kubes </td>
<td align="left">  </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2070">HADOOP-2070</a> </td>
<td align="left"> Test org.apache.hadoop.mapred.pipes.TestPipes.unknown failed </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Mukund Madhugiri </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2080">HADOOP-2080</a> </td>
<td align="left"> ChecksumFileSystem checksum file size incorrect. </td>
<td align="left">  Blocker </td>
<td align="left"> fs </td>
<td align="left"> Richard Lee </td>
<td align="left"> Owen O&#x2019;Malley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2048">HADOOP-2048</a> </td>
<td align="left"> DISTCP mapper should report progress more often </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Runping Qi </td>
<td align="left"> Chris Douglas </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2073">HADOOP-2073</a> </td>
<td align="left"> Datanode corruption if machine dies while writing VERSION file </td>
<td align="left">  Blocker </td>
<td align="left"> . </td>
<td align="left"> Michael Bieniosek </td>
<td align="left"> Konstantin Shvachko </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1825">HADOOP-1825</a> </td>
<td align="left"> hadoop-daemon.sh script fails if HADOOP_PID_DIR doesn&#x2019;t exist </td>
<td align="left">  Minor </td>
<td align="left"> scripts </td>
<td align="left"> Michael Bieniosek </td>
<td align="left"> Michael Bieniosek </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2103">HADOOP-2103</a> </td>
<td align="left"> HADOOP-2046 caused some javadoc anomalies </td>
<td align="left">  Major </td>
<td align="left"> documentation </td>
<td align="left"> Nigel Daley </td>
<td align="left"> Nigel Daley </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-2102">HADOOP-2102</a> </td>
<td align="left"> ToolBase doesn&#x2019;t keep configuration </td>
<td align="left">  Blocker </td>
<td align="left"> util </td>
<td align="left"> Dennis Kubes </td>
<td align="left"> Dennis Kubes </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-795">HADOOP-795</a> </td>
<td align="left"> hdfs -cp /a/b/c  /x/y    acts like   hdfs -cp /a/b/c/*   /x/y </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> arkady borkovsky </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="a">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1316">HADOOP-1316</a> </td>
<td align="left"> &#x201c;Go to parent directory&#x201d; does not work on windows. </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Konstantin Shvachko </td>
<td align="left"> Mahadev konar </td></tr>
<tr class="b">
<td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-1792">HADOOP-1792</a> </td>
<td align="left"> df command doesn&#x2019;t exist under windows </td>
<td align="left">  Major </td>
<td align="left"> fs </td>
<td align="left"> Benjamin Francisoud </td>
<td align="left"> Mahadev konar </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/HADOOP-1879">HADOOP-1879</a> </td>
<td align="left"> Warnings With JDK1.6.0_02 </td>
<td align="left">  Minor </td>
<td align="left"> . </td>
<td align="left"> Nilay Vaish </td>
<td align="left"> Nilay Vaish </td></tr>
</tbody>
</table></section></section>
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