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| <h1>Apache Hadoop Changelog</h1> |
| <div class="section"> |
| <h2><a name="Release_0.20.203.0_-_2011-05-11"></a>Release 0.20.203.0 - 2011-05-11</h2> |
| <div class="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-7108">HADOOP-7108</a> </td> |
| <td align="left"> hadoop-0.20.100 </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-4343">HADOOP-4343</a> </td> |
| <td align="left"> Adding user and service-to-service authentication to Hadoop </td> |
| <td align="left"> Blocker </td> |
| <td align="left"> . </td> |
| <td align="left"> Kan Zhang </td> |
| <td align="left"> Kan Zhang </td></tr> |
| </tbody> |
| </table></div> |
| <div class="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/MAPREDUCE-478">MAPREDUCE-478</a> </td> |
| <td align="left"> separate jvm param for mapper and reducer </td> |
| <td align="left"> Minor </td> |
| <td align="left"> . </td> |
| <td align="left"> Koji Noguchi </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/HDFS-457">HDFS-457</a> </td> |
| <td align="left"> better handling of volume failure in Data Node storage </td> |
| <td align="left"> Major </td> |
| <td align="left"> datanode </td> |
| <td align="left"> Boris Shkolnik </td> |
| <td align="left"> Boris Shkolnik </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-1626">HDFS-1626</a> </td> |
| <td align="left"> Make BLOCK_INVALIDATE_LIMIT configurable </td> |
| <td align="left"> Minor </td> |
| <td align="left"> namenode </td> |
| <td align="left"> Arun C Murthy </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-2316">MAPREDUCE-2316</a> </td> |
| <td align="left"> Update docs for CapacityScheduler </td> |
| <td align="left"> Major </td> |
| <td align="left"> capacity-sched, documentation </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-7247">HADOOP-7247</a> </td> |
| <td align="left"> Fix documentation to reflect new jar names </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Owen O’Malley </td> |
| <td align="left"> Owen O’Malley </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1943">MAPREDUCE-1943</a> </td> |
| <td align="left"> Implement limits on per-job JobConf, Counters, StatusReport, Split-Sizes </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Mahadev konar </td> |
| <td align="left"> Mahadev konar </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2355">MAPREDUCE-2355</a> </td> |
| <td align="left"> Add an out of band heartbeat damper </td> |
| <td align="left"> Major </td> |
| <td align="left"> jobtracker </td> |
| <td align="left"> Owen O’Malley </td> |
| <td align="left"> Arun C Murthy </td></tr> |
| </tbody> |
| </table></div> |
| <div class="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-6907">HADOOP-6907</a> </td> |
| <td align="left"> Rpc client doesn’t use the per-connection conf to figure out server’s Kerberos principal </td> |
| <td align="left"> Major </td> |
| <td align="left"> ipc, security </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/MAPREDUCE-1280">MAPREDUCE-1280</a> </td> |
| <td align="left"> Eclipse Plugin does not work with Eclipse Ganymede (3.4) </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Aaron Kimball </td> |
| <td align="left"> Alex Kozlov </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7190">HADOOP-7190</a> </td> |
| <td align="left"> Put metrics v1 back into the hadoop-20-security branch </td> |
| <td align="left"> Major </td> |
| <td align="left"> metrics </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/HADOOP-7232">HADOOP-7232</a> </td> |
| <td align="left"> Fix javadoc warnings </td> |
| <td align="left"> Blocker </td> |
| <td align="left"> documentation </td> |
| <td align="left"> Owen O’Malley </td> |
| <td align="left"> Owen O’Malley </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7143">HADOOP-7143</a> </td> |
| <td align="left"> Hive Hadoop20SShims depends on removed HadoopArchives </td> |
| <td align="left"> Major </td> |
| <td align="left"> fs </td> |
| <td align="left"> Joep Rottinghuis </td> |
| <td align="left"> Joep Rottinghuis </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-1822">HDFS-1822</a> </td> |
| <td align="left"> Editlog opcodes overlap between 20 security and later releases </td> |
| <td align="left"> Blocker </td> |
| <td align="left"> namenode </td> |
| <td align="left"> Suresh Srinivas </td> |
| <td align="left"> Suresh Srinivas </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7246">HADOOP-7246</a> </td> |
| <td align="left"> The default log4j configuration causes warnings about EventCounter </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Owen O’Malley </td> |
| <td align="left"> Luke Lu </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7253">HADOOP-7253</a> </td> |
| <td align="left"> Fix default config </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/HDFS-1022">HDFS-1022</a> </td> |
| <td align="left"> Merge under-10-min tests specs into one file </td> |
| <td align="left"> Major </td> |
| <td align="left"> test </td> |
| <td align="left"> Erik Steffl </td> |
| <td align="left"> Erik Steffl </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7259">HADOOP-7259</a> </td> |
| <td align="left"> contrib modules should include build.properties from parent. </td> |
| <td align="left"> Major </td> |
| <td align="left"> build </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-7215">HADOOP-7215</a> </td> |
| <td align="left"> RPC clients must connect over a network interface corresponding to the host name in the client’s kerberos principal key </td> |
| <td align="left"> Blocker </td> |
| <td align="left"> security </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/HADOOP-7258">HADOOP-7258</a> </td> |
| <td align="left"> Gzip codec should not return null decompressors </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-5647">HADOOP-5647</a> </td> |
| <td align="left"> TestJobHistory fails if /tmp/_logs is not writable to. Testcase should not depend on /tmp </td> |
| <td align="left"> Major </td> |
| <td align="left"> test </td> |
| <td align="left"> Ravi Gummadi </td> |
| <td align="left"> Ravi Gummadi </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7040">HADOOP-7040</a> </td> |
| <td align="left"> DiskChecker:mkdirsWithExistsCheck swallows FileNotFoundException. </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Boris Shkolnik </td> |
| <td align="left"> Boris Shkolnik </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2365">MAPREDUCE-2365</a> </td> |
| <td align="left"> Add counters for FileInputFormat (BYTES_READ) and FileOutputFormat (BYTES_WRITTEN) </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Owen O’Malley </td> |
| <td align="left"> Siddharth Seth </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7163">HADOOP-7163</a> </td> |
| <td align="left"> “java.net.SocketTimeoutException: 60000 millis timeout” happens a lot </td> |
| <td align="left"> Major </td> |
| <td align="left"> ipc </td> |
| <td align="left"> Owen O’Malley </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-7243">HADOOP-7243</a> </td> |
| <td align="left"> Fix contrib unit tests (fairshare, hdfsproxy, datajoin, streaming) </td> |
| <td align="left"> Major </td> |
| <td align="left"> . </td> |
| <td align="left"> Owen O’Malley </td> |
| <td align="left"> Owen O’Malley </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-323">MAPREDUCE-323</a> </td> |
| <td align="left"> Improve the way job history files are managed </td> |
| <td align="left"> Critical </td> |
| <td align="left"> jobtracker </td> |
| <td align="left"> Amar Kamat </td> |
| <td align="left"> Dick King </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2278">MAPREDUCE-2278</a> </td> |
| <td align="left"> DistributedCache shouldn’t hold a ref to JobConf </td> |
| <td align="left"> Major </td> |
| <td align="left"> distributed-cache, tasktracker </td> |
| <td align="left"> Arun C Murthy </td> |
| <td align="left"> Chris Douglas </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1699">MAPREDUCE-1699</a> </td> |
| <td align="left"> JobHistory shouldn’t be disabled for any reason </td> |
| <td align="left"> Major </td> |
| <td align="left"> jobtracker </td> |
| <td align="left"> Arun C Murthy </td> |
| <td align="left"> Krishna Ramachandran </td></tr> |
| <tr class="b"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1118">MAPREDUCE-1118</a> </td> |
| <td align="left"> Capacity Scheduler scheduling information is hard to read / should be tabular format </td> |
| <td align="left"> Major </td> |
| <td align="left"> capacity-sched </td> |
| <td align="left"> Allen Wittenauer </td> |
| <td align="left"> Krishna Ramachandran </td></tr> |
| <tr class="a"> |
| <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1233">MAPREDUCE-1233</a> </td> |
| <td align="left"> Incorrect Waiting maps/reduces in Jobtracker metrics </td> |
| <td align="left"> Major </td> |
| <td align="left"> jobtracker </td> |
| <td align="left"> V.Karthikeyan </td> |
| <td align="left"> Luke Lu </td></tr> |
| </tbody> |
| </table></div></div> |
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