首页 发现 帮助
注册 登录
apache
/
hadoop
镜像自地址 https://github.com/apache/hadoop.git
2
0
派生 1
文件 工单管理 0 Wiki
目录树: 389264d7e8
分支列表 标签列表
hadoop
/
hadoop-project-dist
/
hadoop-common
/
release
/
1.1.0
/
CHANGELOG.1.1.0.html

CHANGELOG.1.1.0.html 78 KB
文件历史 原始文件

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470147114721473147414751476147714781479148014811482148314841485148614871488148914901491149214931494149514961497149814991500150115021503150415051506150715081509151015111512151315141515151615171518151915201521152215231524152515261527152815291530153115321533153415351536153715381539154015411542154315441545154615471548154915501551155215531554155515561557155815591560156115621563156415651566156715681569157015711572157315741575157615771578157915801581158215831584158515861587158815891590159115921593159415951596159715981599 
  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    2. 

  2. <!--
    3. 

  3.  | Generated by Apache Maven Doxia at 2025-05-26
    4. 

  4.  | Rendered using Apache Maven Stylus Skin 1.5
    5. 

  5. -->
    6. 

  6. <html xmlns="http://www.w3.org/1999/xhtml">
    7. 

  7.   <head>
    8. 

  8.     <title>Apache Hadoop 3.5.0-SNAPSHOT &#x2013; Apache Hadoop Changelog</title>
    9. 

  9.     <style type="text/css" media="all">
    10. 

  10.       @import url("../../css/maven-base.css");
    11. 

  11.       @import url("../../css/maven-theme.css");
    12. 

  12.       @import url("../../css/site.css");
    13. 

  13.     </style>
    14. 

  14.     <link rel="stylesheet" href="../../css/print.css" type="text/css" media="print" />
    15. 

  15.         <meta name="Date-Revision-yyyymmdd" content="20250526" />
    16. 

  16.     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    17. 

  17.                 </head>
    18. 

  18.   <body class="composite">
    19. 

  19.     <div id="banner">
    20. 

  20.                         <a href="http://hadoop.apache.org/" id="bannerLeft">
    21. 

  21.                                         <img src="http://hadoop.apache.org/images/hadoop-logo.jpg" alt="" />
    22. 

  22.                 </a>
    23. 

  23.                               <a href="http://www.apache.org/" id="bannerRight">
    24. 

  24.                                         <img src="http://www.apache.org/images/asf_logo_wide.png" alt="" />
    25. 

  25.                 </a>
    26. 

  26.             <div class="clear">
    27. 

  27.         <hr/>
    28. 

  28.       </div>
    29. 

  29.     </div>
    30. 

  30.     <div id="breadcrumbs">
    31. 

  31.             
    32. 

  32.                                      <div class="xright">            <a href="http://wiki.apache.org/hadoop" class="externalLink">Wiki</a>
    33. 

  33.             |
    34. 

  34.                 <a href="https://gitbox.apache.org/repos/asf/hadoop.git" class="externalLink">git</a>
    35. 

  35.             |
    36. 

  36.                 <a href="http://hadoop.apache.org/" class="externalLink">Apache Hadoop</a>
    37. 

  37.               
    38. 

  38.                                    &nbsp;| Last Published: 2025-05-26
    39. 

  39.               &nbsp;| Version: 3.5.0-SNAPSHOT
    40. 

  40.             </div>
    41. 

  41.       <div class="clear">
    42. 

  42.         <hr/>
    43. 

  43.       </div>
    44. 

  44.     </div>
    45. 

  45.     <div id="leftColumn">
    46. 

  46.       <div id="navcolumn">
    47. 

  47.              
    48. 

  48.                                                    <h5>General</h5>
    49. 

  49.                   <ul>
    50. 

  50.                   <li class="none">
    51. 

  51.                   <a href="../../../../index.html">Overview</a>
    52. 

  52.             </li>
    53. 

  53.                   <li class="none">
    54. 

  54.                   <a href="../../../../hadoop-project-dist/hadoop-common/SingleCluster.html">Single Node Setup</a>
    55. 

  55.             </li>
    56. 

  56.                   <li class="none">
    57. 

  57.                   <a href="../../../../hadoop-project-dist/hadoop-common/ClusterSetup.html">Cluster Setup</a>
    58. 

  58.             </li>
    59. 

  59.                   <li class="none">
    60. 

  60.                   <a href="../../../../hadoop-project-dist/hadoop-common/CommandsManual.html">Commands Reference</a>
    61. 

  61.             </li>
    62. 

  62.                   <li class="none">
    63. 

  63.                   <a href="../../../../hadoop-project-dist/hadoop-common/FileSystemShell.html">FileSystem Shell</a>
    64. 

  64.             </li>
    65. 

  65.                   <li class="none">
    66. 

  66.                   <a href="../../../../hadoop-project-dist/hadoop-common/Compatibility.html">Compatibility Specification</a>
    67. 

  67.             </li>
    68. 

  68.                   <li class="none">
    69. 

  69.                   <a href="../../../../hadoop-project-dist/hadoop-common/DownstreamDev.html">Downstream Developer's Guide</a>
    70. 

  70.             </li>
    71. 

  71.                   <li class="none">
    72. 

  72.                   <a href="../../../../hadoop-project-dist/hadoop-common/AdminCompatibilityGuide.html">Admin Compatibility Guide</a>
    73. 

  73.             </li>
    74. 

  74.                   <li class="none">
    75. 

  75.                   <a href="../../../../hadoop-project-dist/hadoop-common/InterfaceClassification.html">Interface Classification</a>
    76. 

  76.             </li>
    77. 

  77.                   <li class="none">
    78. 

  78.                   <a href="../../../../hadoop-project-dist/hadoop-common/filesystem/index.html">FileSystem Specification</a>
    79. 

  79.             </li>
    80. 

  80.           </ul>
    81. 

  81.                        <h5>Common</h5>
    82. 

  82.                   <ul>
    83. 

  83.                   <li class="none">
    84. 

  84.                   <a href="../../../../hadoop-project-dist/hadoop-common/CLIMiniCluster.html">CLI Mini Cluster</a>
    85. 

  85.             </li>
    86. 

  86.                   <li class="none">
    87. 

  87.                   <a href="../../../../hadoop-project-dist/hadoop-common/FairCallQueue.html">Fair Call Queue</a>
    88. 

  88.             </li>
    89. 

  89.                   <li class="none">
    90. 

  90.                   <a href="../../../../hadoop-project-dist/hadoop-common/NativeLibraries.html">Native Libraries</a>
    91. 

  91.             </li>
    92. 

  92.                   <li class="none">
    93. 

  93.                   <a href="../../../../hadoop-project-dist/hadoop-common/Superusers.html">Proxy User</a>
    94. 

  94.             </li>
    95. 

  95.                   <li class="none">
    96. 

  96.                   <a href="../../../../hadoop-project-dist/hadoop-common/RackAwareness.html">Rack Awareness</a>
    97. 

  97.             </li>
    98. 

  98.                   <li class="none">
    99. 

  99.                   <a href="../../../../hadoop-project-dist/hadoop-common/SecureMode.html">Secure Mode</a>
    100. 

  100.             </li>
    101. 

  101.                   <li class="none">
    102. 

  102.                   <a href="../../../../hadoop-project-dist/hadoop-common/ServiceLevelAuth.html">Service Level Authorization</a>
    103. 

  103.             </li>
    104. 

  104.                   <li class="none">
    105. 

  105.                   <a href="../../../../hadoop-project-dist/hadoop-common/HttpAuthentication.html">HTTP Authentication</a>
    106. 

  106.             </li>
    107. 

  107.                   <li class="none">
    108. 

  108.                   <a href="../../../../hadoop-project-dist/hadoop-common/CredentialProviderAPI.html">Credential Provider API</a>
    109. 

  109.             </li>
    110. 

  110.                   <li class="none">
    111. 

  111.                   <a href="../../../../hadoop-kms/index.html">Hadoop KMS</a>
    112. 

  112.             </li>
    113. 

  113.                   <li class="none">
    114. 

  114.                   <a href="../../../../hadoop-project-dist/hadoop-common/Tracing.html">Tracing</a>
    115. 

  115.             </li>
    116. 

  116.                   <li class="none">
    117. 

  117.                   <a href="../../../../hadoop-project-dist/hadoop-common/UnixShellGuide.html">Unix Shell Guide</a>
    118. 

  118.             </li>
    119. 

  119.                   <li class="none">
    120. 

  120.                   <a href="../../../../hadoop-project-dist/hadoop-common/registry/index.html">Registry</a>
    121. 

  121.             </li>
    122. 

  122.                   <li class="none">
    123. 

  123.                   <a href="../../../../hadoop-project-dist/hadoop-common/AsyncProfilerServlet.html">Async Profiler</a>
    124. 

  124.             </li>
    125. 

  125.           </ul>
    126. 

  126.                        <h5>HDFS</h5>
    127. 

  127.                   <ul>
    128. 

  128.                   <li class="none">
    129. 

  129.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsDesign.html">Architecture</a>
    130. 

  130.             </li>
    131. 

  131.                   <li class="none">
    132. 

  132.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsUserGuide.html">User Guide</a>
    133. 

  133.             </li>
    134. 

  134.                   <li class="none">
    135. 

  135.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSCommands.html">Commands Reference</a>
    136. 

  136.             </li>
    137. 

  137.                   <li class="none">
    138. 

  138.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSHighAvailabilityWithQJM.html">NameNode HA With QJM</a>
    139. 

  139.             </li>
    140. 

  140.                   <li class="none">
    141. 

  141.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSHighAvailabilityWithNFS.html">NameNode HA With NFS</a>
    142. 

  142.             </li>
    143. 

  143.                   <li class="none">
    144. 

  144.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/ObserverNameNode.html">Observer NameNode</a>
    145. 

  145.             </li>
    146. 

  146.                   <li class="none">
    147. 

  147.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/Federation.html">Federation</a>
    148. 

  148.             </li>
    149. 

  149.                   <li class="none">
    150. 

  150.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/ViewFs.html">ViewFs</a>
    151. 

  151.             </li>
    152. 

  152.                   <li class="none">
    153. 

  153.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/ViewFsOverloadScheme.html">ViewFsOverloadScheme</a>
    154. 

  154.             </li>
    155. 

  155.                   <li class="none">
    156. 

  156.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsSnapshots.html">Snapshots</a>
    157. 

  157.             </li>
    158. 

  158.                   <li class="none">
    159. 

  159.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsEditsViewer.html">Edits Viewer</a>
    160. 

  160.             </li>
    161. 

  161.                   <li class="none">
    162. 

  162.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsImageViewer.html">Image Viewer</a>
    163. 

  163.             </li>
    164. 

  164.                   <li class="none">
    165. 

  165.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsPermissionsGuide.html">Permissions and HDFS</a>
    166. 

  166.             </li>
    167. 

  167.                   <li class="none">
    168. 

  168.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsQuotaAdminGuide.html">Quotas and HDFS</a>
    169. 

  169.             </li>
    170. 

  170.                   <li class="none">
    171. 

  171.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/LibHdfs.html">libhdfs (C API)</a>
    172. 

  172.             </li>
    173. 

  173.                   <li class="none">
    174. 

  174.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/WebHDFS.html">WebHDFS (REST API)</a>
    175. 

  175.             </li>
    176. 

  176.                   <li class="none">
    177. 

  177.                   <a href="../../../../hadoop-hdfs-httpfs/index.html">HttpFS</a>
    178. 

  178.             </li>
    179. 

  179.                   <li class="none">
    180. 

  180.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/ShortCircuitLocalReads.html">Short Circuit Local Reads</a>
    181. 

  181.             </li>
    182. 

  182.                   <li class="none">
    183. 

  183.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/CentralizedCacheManagement.html">Centralized Cache Management</a>
    184. 

  184.             </li>
    185. 

  185.                   <li class="none">
    186. 

  186.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsNfsGateway.html">NFS Gateway</a>
    187. 

  187.             </li>
    188. 

  188.                   <li class="none">
    189. 

  189.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsRollingUpgrade.html">Rolling Upgrade</a>
    190. 

  190.             </li>
    191. 

  191.                   <li class="none">
    192. 

  192.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/ExtendedAttributes.html">Extended Attributes</a>
    193. 

  193.             </li>
    194. 

  194.                   <li class="none">
    195. 

  195.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/TransparentEncryption.html">Transparent Encryption</a>
    196. 

  196.             </li>
    197. 

  197.                   <li class="none">
    198. 

  198.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsMultihoming.html">Multihoming</a>
    199. 

  199.             </li>
    200. 

  200.                   <li class="none">
    201. 

  201.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/ArchivalStorage.html">Storage Policies</a>
    202. 

  202.             </li>
    203. 

  203.                   <li class="none">
    204. 

  204.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/MemoryStorage.html">Memory Storage Support</a>
    205. 

  205.             </li>
    206. 

  206.                   <li class="none">
    207. 

  207.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/SLGUserGuide.html">Synthetic Load Generator</a>
    208. 

  208.             </li>
    209. 

  209.                   <li class="none">
    210. 

  210.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSErasureCoding.html">Erasure Coding</a>
    211. 

  211.             </li>
    212. 

  212.                   <li class="none">
    213. 

  213.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HDFSDiskbalancer.html">Disk Balancer</a>
    214. 

  214.             </li>
    215. 

  215.                   <li class="none">
    216. 

  216.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsUpgradeDomain.html">Upgrade Domain</a>
    217. 

  217.             </li>
    218. 

  218.                   <li class="none">
    219. 

  219.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsDataNodeAdminGuide.html">DataNode Admin</a>
    220. 

  220.             </li>
    221. 

  221.                   <li class="none">
    222. 

  222.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs-rbf/HDFSRouterFederation.html">Router Federation</a>
    223. 

  223.             </li>
    224. 

  224.                   <li class="none">
    225. 

  225.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/HdfsProvidedStorage.html">Provided Storage</a>
    226. 

  226.             </li>
    227. 

  227.           </ul>
    228. 

  228.                        <h5>MapReduce</h5>
    229. 

  229.                   <ul>
    230. 

  230.                   <li class="none">
    231. 

  231.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduceTutorial.html">Tutorial</a>
    232. 

  232.             </li>
    233. 

  233.                   <li class="none">
    234. 

  234.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapredCommands.html">Commands Reference</a>
    235. 

  235.             </li>
    236. 

  236.                   <li class="none">
    237. 

  237.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapReduce_Compatibility_Hadoop1_Hadoop2.html">Compatibility with 1.x</a>
    238. 

  238.             </li>
    239. 

  239.                   <li class="none">
    240. 

  240.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/EncryptedShuffle.html">Encrypted Shuffle</a>
    241. 

  241.             </li>
    242. 

  242.                   <li class="none">
    243. 

  243.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/PluggableShuffleAndPluggableSort.html">Pluggable Shuffle/Sort</a>
    244. 

  244.             </li>
    245. 

  245.                   <li class="none">
    246. 

  246.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/DistributedCacheDeploy.html">Distributed Cache Deploy</a>
    247. 

  247.             </li>
    248. 

  248.                   <li class="none">
    249. 

  249.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/SharedCacheSupport.html">Support for YARN Shared Cache</a>
    250. 

  250.             </li>
    251. 

  251.           </ul>
    252. 

  252.                        <h5>MapReduce REST APIs</h5>
    253. 

  253.                   <ul>
    254. 

  254.                   <li class="none">
    255. 

  255.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/MapredAppMasterRest.html">MR Application Master</a>
    256. 

  256.             </li>
    257. 

  257.                   <li class="none">
    258. 

  258.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-hs/HistoryServerRest.html">MR History Server</a>
    259. 

  259.             </li>
    260. 

  260.           </ul>
    261. 

  261.                        <h5>YARN</h5>
    262. 

  262.                   <ul>
    263. 

  263.                   <li class="none">
    264. 

  264.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YARN.html">Architecture</a>
    265. 

  265.             </li>
    266. 

  266.                   <li class="none">
    267. 

  267.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YarnCommands.html">Commands Reference</a>
    268. 

  268.             </li>
    269. 

  269.                   <li class="none">
    270. 

  270.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/CapacityScheduler.html">Capacity Scheduler</a>
    271. 

  271.             </li>
    272. 

  272.                   <li class="none">
    273. 

  273.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/FairScheduler.html">Fair Scheduler</a>
    274. 

  274.             </li>
    275. 

  275.                   <li class="none">
    276. 

  276.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceManagerRestart.html">ResourceManager Restart</a>
    277. 

  277.             </li>
    278. 

  278.                   <li class="none">
    279. 

  279.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceManagerHA.html">ResourceManager HA</a>
    280. 

  280.             </li>
    281. 

  281.                   <li class="none">
    282. 

  282.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceModel.html">Resource Model</a>
    283. 

  283.             </li>
    284. 

  284.                   <li class="none">
    285. 

  285.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeLabel.html">Node Labels</a>
    286. 

  286.             </li>
    287. 

  287.                   <li class="none">
    288. 

  288.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeAttributes.html">Node Attributes</a>
    289. 

  289.             </li>
    290. 

  290.                   <li class="none">
    291. 

  291.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/WebApplicationProxy.html">Web Application Proxy</a>
    292. 

  292.             </li>
    293. 

  293.                   <li class="none">
    294. 

  294.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServer.html">Timeline Server</a>
    295. 

  295.             </li>
    296. 

  296.                   <li class="none">
    297. 

  297.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServiceV2.html">Timeline Service V.2</a>
    298. 

  298.             </li>
    299. 

  299.                   <li class="none">
    300. 

  300.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/WritingYarnApplications.html">Writing YARN Applications</a>
    301. 

  301.             </li>
    302. 

  302.                   <li class="none">
    303. 

  303.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YarnApplicationSecurity.html">YARN Application Security</a>
    304. 

  304.             </li>
    305. 

  305.                   <li class="none">
    306. 

  306.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeManager.html">NodeManager</a>
    307. 

  307.             </li>
    308. 

  308.                   <li class="none">
    309. 

  309.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/DockerContainers.html">Running Applications in Docker Containers</a>
    310. 

  310.             </li>
    311. 

  311.                   <li class="none">
    312. 

  312.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/RuncContainers.html">Running Applications in runC Containers</a>
    313. 

  313.             </li>
    314. 

  314.                   <li class="none">
    315. 

  315.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeManagerCgroups.html">Using CGroups</a>
    316. 

  316.             </li>
    317. 

  317.                   <li class="none">
    318. 

  318.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/SecureContainer.html">Secure Containers</a>
    319. 

  319.             </li>
    320. 

  320.                   <li class="none">
    321. 

  321.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ReservationSystem.html">Reservation System</a>
    322. 

  322.             </li>
    323. 

  323.                   <li class="none">
    324. 

  324.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/GracefulDecommission.html">Graceful Decommission</a>
    325. 

  325.             </li>
    326. 

  326.                   <li class="none">
    327. 

  327.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/OpportunisticContainers.html">Opportunistic Containers</a>
    328. 

  328.             </li>
    329. 

  329.                   <li class="none">
    330. 

  330.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/Federation.html">YARN Federation</a>
    331. 

  331.             </li>
    332. 

  332.                   <li class="none">
    333. 

  333.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/SharedCache.html">Shared Cache</a>
    334. 

  334.             </li>
    335. 

  335.                   <li class="none">
    336. 

  336.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/UsingGpus.html">Using GPU</a>
    337. 

  337.             </li>
    338. 

  338.                   <li class="none">
    339. 

  339.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/UsingFPGA.html">Using FPGA</a>
    340. 

  340.             </li>
    341. 

  341.                   <li class="none">
    342. 

  342.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/PlacementConstraints.html">Placement Constraints</a>
    343. 

  343.             </li>
    344. 

  344.                   <li class="none">
    345. 

  345.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/YarnUI2.html">YARN UI2</a>
    346. 

  346.             </li>
    347. 

  347.           </ul>
    348. 

  348.                        <h5>YARN REST APIs</h5>
    349. 

  349.                   <ul>
    350. 

  350.                   <li class="none">
    351. 

  351.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/WebServicesIntro.html">Introduction</a>
    352. 

  352.             </li>
    353. 

  353.                   <li class="none">
    354. 

  354.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/ResourceManagerRest.html">Resource Manager</a>
    355. 

  355.             </li>
    356. 

  356.                   <li class="none">
    357. 

  357.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/NodeManagerRest.html">Node Manager</a>
    358. 

  358.             </li>
    359. 

  359.                   <li class="none">
    360. 

  360.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServer.html#Timeline_Server_REST_API_v1">Timeline Server</a>
    361. 

  361.             </li>
    362. 

  362.                   <li class="none">
    363. 

  363.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/TimelineServiceV2.html#Timeline_Service_v.2_REST_API">Timeline Service V.2</a>
    364. 

  364.             </li>
    365. 

  365.           </ul>
    366. 

  366.                        <h5>YARN Service</h5>
    367. 

  367.                   <ul>
    368. 

  368.                   <li class="none">
    369. 

  369.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/Overview.html">Overview</a>
    370. 

  370.             </li>
    371. 

  371.                   <li class="none">
    372. 

  372.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/QuickStart.html">QuickStart</a>
    373. 

  373.             </li>
    374. 

  374.                   <li class="none">
    375. 

  375.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/Concepts.html">Concepts</a>
    376. 

  376.             </li>
    377. 

  377.                   <li class="none">
    378. 

  378.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/YarnServiceAPI.html">Yarn Service API</a>
    379. 

  379.             </li>
    380. 

  380.                   <li class="none">
    381. 

  381.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/ServiceDiscovery.html">Service Discovery</a>
    382. 

  382.             </li>
    383. 

  383.                   <li class="none">
    384. 

  384.                   <a href="../../../../hadoop-yarn/hadoop-yarn-site/yarn-service/SystemServices.html">System Services</a>
    385. 

  385.             </li>
    386. 

  386.           </ul>
    387. 

  387.                        <h5>Hadoop Compatible File Systems</h5>
    388. 

  388.                   <ul>
    389. 

  389.                   <li class="none">
    390. 

  390.                   <a href="../../../../hadoop-aliyun/tools/hadoop-aliyun/index.html">Aliyun OSS</a>
    391. 

  391.             </li>
    392. 

  392.                   <li class="none">
    393. 

  393.                   <a href="../../../../hadoop-aws/tools/hadoop-aws/index.html">Amazon S3</a>
    394. 

  394.             </li>
    395. 

  395.                   <li class="none">
    396. 

  396.                   <a href="../../../../hadoop-azure/index.html">Azure Blob Storage</a>
    397. 

  397.             </li>
    398. 

  398.                   <li class="none">
    399. 

  399.                   <a href="../../../../hadoop-azure-datalake/index.html">Azure Data Lake Storage</a>
    400. 

  400.             </li>
    401. 

  401.                   <li class="none">
    402. 

  402.                   <a href="../../../../hadoop-cos/cloud-storage/index.html">Tencent COS</a>
    403. 

  403.             </li>
    404. 

  404.                   <li class="none">
    405. 

  405.                   <a href="../../../../hadoop-huaweicloud/index.html">Huaweicloud OBS</a>
    406. 

  406.             </li>
    407. 

  407.                   <li class="none">
    408. 

  408.                   <a href="../../../../hadoop-tos/cloud-storage/index.html">VolcanoEngine TOS</a>
    409. 

  409.             </li>
    410. 

  410.           </ul>
    411. 

  411.                        <h5>Auth</h5>
    412. 

  412.                   <ul>
    413. 

  413.                   <li class="none">
    414. 

  414.                   <a href="../../../../hadoop-auth/index.html">Overview</a>
    415. 

  415.             </li>
    416. 

  416.                   <li class="none">
    417. 

  417.                   <a href="../../../../hadoop-auth/Examples.html">Examples</a>
    418. 

  418.             </li>
    419. 

  419.                   <li class="none">
    420. 

  420.                   <a href="../../../../hadoop-auth/Configuration.html">Configuration</a>
    421. 

  421.             </li>
    422. 

  422.                   <li class="none">
    423. 

  423.                   <a href="../../../../hadoop-auth/BuildingIt.html">Building</a>
    424. 

  424.             </li>
    425. 

  425.           </ul>
    426. 

  426.                        <h5>Tools</h5>
    427. 

  427.                   <ul>
    428. 

  428.                   <li class="none">
    429. 

  429.                   <a href="../../../../hadoop-streaming/HadoopStreaming.html">Hadoop Streaming</a>
    430. 

  430.             </li>
    431. 

  431.                   <li class="none">
    432. 

  432.                   <a href="../../../../hadoop-archives/HadoopArchives.html">Hadoop Archives</a>
    433. 

  433.             </li>
    434. 

  434.                   <li class="none">
    435. 

  435.                   <a href="../../../../hadoop-archive-logs/HadoopArchiveLogs.html">Hadoop Archive Logs</a>
    436. 

  436.             </li>
    437. 

  437.                   <li class="none">
    438. 

  438.                   <a href="../../../../hadoop-distcp/DistCp.html">DistCp</a>
    439. 

  439.             </li>
    440. 

  440.                   <li class="none">
    441. 

  441.                   <a href="../../../../hadoop-federation-balance/HDFSFederationBalance.html">HDFS Federation Balance</a>
    442. 

  442.             </li>
    443. 

  443.                   <li class="none">
    444. 

  444.                   <a href="../../../../hadoop-gridmix/GridMix.html">GridMix</a>
    445. 

  445.             </li>
    446. 

  446.                   <li class="none">
    447. 

  447.                   <a href="../../../../hadoop-rumen/Rumen.html">Rumen</a>
    448. 

  448.             </li>
    449. 

  449.                   <li class="none">
    450. 

  450.                   <a href="../../../../hadoop-resourceestimator/ResourceEstimator.html">Resource Estimator Service</a>
    451. 

  451.             </li>
    452. 

  452.                   <li class="none">
    453. 

  453.                   <a href="../../../../hadoop-sls/SchedulerLoadSimulator.html">Scheduler Load Simulator</a>
    454. 

  454.             </li>
    455. 

  455.                   <li class="none">
    456. 

  456.                   <a href="../../../../hadoop-project-dist/hadoop-common/Benchmarking.html">Hadoop Benchmarking</a>
    457. 

  457.             </li>
    458. 

  458.                   <li class="none">
    459. 

  459.                   <a href="../../../../hadoop-dynamometer/Dynamometer.html">Dynamometer</a>
    460. 

  460.             </li>
    461. 

  461.           </ul>
    462. 

  462.                        <h5>Reference</h5>
    463. 

  463.                   <ul>
    464. 

  464.                   <li class="none">
    465. 

  465.                   <a href="../../../../hadoop-project-dist/hadoop-common/release/">Changelog and Release Notes</a>
    466. 

  466.             </li>
    467. 

  467.                   <li class="none">
    468. 

  468.                   <a href="../../../../api/index.html">Java API docs</a>
    469. 

  469.             </li>
    470. 

  470.                   <li class="none">
    471. 

  471.                   <a href="../../../../hadoop-project-dist/hadoop-common/UnixShellAPI.html">Unix Shell API</a>
    472. 

  472.             </li>
    473. 

  473.                   <li class="none">
    474. 

  474.                   <a href="../../../../hadoop-project-dist/hadoop-common/Metrics.html">Metrics</a>
    475. 

  475.             </li>
    476. 

  476.           </ul>
    477. 

  477.                        <h5>Configuration</h5>
    478. 

  478.                   <ul>
    479. 

  479.                   <li class="none">
    480. 

  480.                   <a href="../../../../hadoop-project-dist/hadoop-common/core-default.xml">core-default.xml</a>
    481. 

  481.             </li>
    482. 

  482.                   <li class="none">
    483. 

  483.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs/hdfs-default.xml">hdfs-default.xml</a>
    484. 

  484.             </li>
    485. 

  485.                   <li class="none">
    486. 

  486.                   <a href="../../../../hadoop-project-dist/hadoop-hdfs-rbf/hdfs-rbf-default.xml">hdfs-rbf-default.xml</a>
    487. 

  487.             </li>
    488. 

  488.                   <li class="none">
    489. 

  489.                   <a href="../../../../hadoop-mapreduce-client/hadoop-mapreduce-client-core/mapred-default.xml">mapred-default.xml</a>
    490. 

  490.             </li>
    491. 

  491.                   <li class="none">
    492. 

  492.                   <a href="../../../../hadoop-yarn/hadoop-yarn-common/yarn-default.xml">yarn-default.xml</a>
    493. 

  493.             </li>
    494. 

  494.                   <li class="none">
    495. 

  495.                   <a href="../../../../hadoop-kms/kms-default.html">kms-default.xml</a>
    496. 

  496.             </li>
    497. 

  497.                   <li class="none">
    498. 

  498.                   <a href="../../../../hadoop-hdfs-httpfs/httpfs-default.html">httpfs-default.xml</a>
    499. 

  499.             </li>
    500. 

  500.                   <li class="none">
    501. 

  501.                   <a href="../../../../hadoop-project-dist/hadoop-common/DeprecatedProperties.html">Deprecated Properties</a>
    502. 

  502.             </li>
    503. 

  503.           </ul>
    504. 

  504.                                  <a href="http://maven.apache.org/" title="Built by Maven" class="poweredBy">
    505. 

  505.           <img alt="Built by Maven" src="../../images/logos/maven-feather.png"/>
    506. 

  506.         </a>
    507. 

  507.                        
    508. 

  508.                                </div>
    509. 

  509.     </div>
    510. 

  510.     <div id="bodyColumn">
    511. 

  511.       <div id="contentBox">
    512. 

  512.         <!---
    513. 

  513. # Licensed to the Apache Software Foundation (ASF) under one
    514. 

  514. # or more contributor license agreements.  See the NOTICE file
    515. 

  515. # distributed with this work for additional information
    516. 

  516. # regarding copyright ownership.  The ASF licenses this file
    517. 

  517. # to you under the Apache License, Version 2.0 (the
    518. 

  518. # "License"); you may not use this file except in compliance
    519. 

  519. # with the License.  You may obtain a copy of the License at
    520. 

  520. #
    521. 

  521. #     http://www.apache.org/licenses/LICENSE-2.0
    522. 

  522. #
    523. 

  523. # Unless required by applicable law or agreed to in writing, software
    524. 

  524. # distributed under the License is distributed on an "AS IS" BASIS,
    525. 

  525. # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    526. 

  526. # See the License for the specific language governing permissions and
    527. 

  527. # limitations under the License.
    528. 

  528. -->
    529. 

  529. <h1>Apache Hadoop Changelog</h1><section>
    530. 

  530. <h2><a name="Release_1.1.0_-_2012-10-13"></a>Release 1.1.0 - 2012-10-13</h2><section>
    531. 

  531. <h3><a name="INCOMPATIBLE_CHANGES:"></a>INCOMPATIBLE CHANGES:</h3>
    532. 

  532. <table border="0" class="bodyTable">
    533. 

  533. <thead>
    534. 

  534. 

  535. <tr class="a">
    536. 

  536. <th align="left"> JIRA </th>
    537. 

  537. <th align="left"> Summary </th>
    538. 

  538. <th align="left"> Priority </th>
    539. 

  539. <th align="left"> Component </th>
    540. 

  540. <th align="left"> Reporter </th>
    541. 

  541. <th align="left"> Contributor </th></tr>
    542. 

  542. </thead><tbody>
    543. 

  543. 

  544. <tr class="b">
    545. 

  545. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-5464">HADOOP-5464</a> </td>
    546. 

  546. <td align="left"> DFSClient does not treat write timeout of 0 properly </td>
    547. 

  547. <td align="left">  Major </td>
    548. 

  548. <td align="left"> . </td>
    549. 

  549. <td align="left"> Raghu Angadi </td>
    550. 

  550. <td align="left"> Raghu Angadi </td></tr>
    551. 

  551. <tr class="a">
    552. 

  552. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3044">HDFS-3044</a> </td>
    553. 

  553. <td align="left"> fsck move should be non-destructive by default </td>
    554. 

  554. <td align="left">  Major </td>
    555. 

  555. <td align="left"> namenode </td>
    556. 

  556. <td align="left"> Eli Collins </td>
    557. 

  557. <td align="left"> Colin P. McCabe </td></tr>
    558. 

  558. <tr class="b">
    559. 

  559. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8154">HADOOP-8154</a> </td>
    560. 

  560. <td align="left"> DNS#getIPs shouldn&#x2019;t silently return the local host IP for bogus interface names </td>
    561. 

  561. <td align="left">  Major </td>
    562. 

  562. <td align="left"> conf </td>
    563. 

  563. <td align="left"> Eli Collins </td>
    564. 

  564. <td align="left"> Eli Collins </td></tr>
    565. 

  565. <tr class="a">
    566. 

  566. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8314">HADOOP-8314</a> </td>
    567. 

  567. <td align="left"> HttpServer#hasAdminAccess should return false if authorization is enabled but user is not authenticated </td>
    568. 

  568. <td align="left">  Major </td>
    569. 

  569. <td align="left"> security </td>
    570. 

  570. <td align="left"> Alejandro Abdelnur </td>
    571. 

  571. <td align="left"> Alejandro Abdelnur </td></tr>
    572. 

  572. <tr class="b">
    573. 

  573. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8230">HADOOP-8230</a> </td>
    574. 

  574. <td align="left"> Enable sync by default and disable append </td>
    575. 

  575. <td align="left">  Major </td>
    576. 

  576. <td align="left"> . </td>
    577. 

  577. <td align="left"> Eli Collins </td>
    578. 

  578. <td align="left"> Eli Collins </td></tr>
    579. 

  579. <tr class="a">
    580. 

  580. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3522">HDFS-3522</a> </td>
    581. 

  581. <td align="left"> If NN is in safemode, it should throw SafeModeException when getBlockLocations has zero locations </td>
    582. 

  582. <td align="left">  Major </td>
    583. 

  583. <td align="left"> namenode </td>
    584. 

  584. <td align="left"> Brandon Li </td>
    585. 

  585. <td align="left"> Brandon Li </td></tr>
    586. 

  586. <tr class="b">
    587. 

  587. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8365">HADOOP-8365</a> </td>
    588. 

  588. <td align="left"> Add flag to disable durable sync </td>
    589. 

  589. <td align="left">  Blocker </td>
    590. 

  590. <td align="left"> . </td>
    591. 

  591. <td align="left"> Eli Collins </td>
    592. 

  592. <td align="left"> Eli Collins </td></tr>
    593. 

  593. <tr class="a">
    594. 

  594. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8552">HADOOP-8552</a> </td>
    595. 

  595. <td align="left"> Conflict: Same security.log.file for multiple users. </td>
    596. 

  596. <td align="left">  Major </td>
    597. 

  597. <td align="left"> conf, security </td>
    598. 

  598. <td align="left"> Karthik Kambatla </td>
    599. 

  599. <td align="left"> Karthik Kambatla </td></tr>
    600. 

  600. <tr class="b">
    601. 

  601. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2617">HDFS-2617</a> </td>
    602. 

  602. <td align="left"> Replaced Kerberized SSL for image transfer and fsck with SPNEGO-based solution </td>
    603. 

  603. <td align="left">  Major </td>
    604. 

  604. <td align="left"> security </td>
    605. 

  605. <td align="left"> Jakob Homan </td>
    606. 

  606. <td align="left"> Jakob Homan </td></tr>
    607. 

  607. </tbody>
    608. 

  608. </table></section><section>
    609. 

  609. <h3><a name="NEW_FEATURES:"></a>NEW FEATURES:</h3>
    610. 

  610. <table border="0" class="bodyTable">
    611. 

  611. <thead>
    612. 

  612. 

  613. <tr class="a">
    614. 

  614. <th align="left"> JIRA </th>
    615. 

  615. <th align="left"> Summary </th>
    616. 

  616. <th align="left"> Priority </th>
    617. 

  617. <th align="left"> Component </th>
    618. 

  618. <th align="left"> Reporter </th>
    619. 

  619. <th align="left"> Contributor </th></tr>
    620. 

  620. </thead><tbody>
    621. 

  621. 

  622. <tr class="b">
    623. 

  623. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3118">MAPREDUCE-3118</a> </td>
    624. 

  624. <td align="left"> Backport Gridmix and Rumen features from trunk to Hadoop 0.20 security branch </td>
    625. 

  625. <td align="left">  Major </td>
    626. 

  626. <td align="left"> contrib/gridmix, tools/rumen </td>
    627. 

  627. <td align="left"> Ravi Gummadi </td>
    628. 

  628. <td align="left"> Ravi Gummadi </td></tr>
    629. 

  629. <tr class="a">
    630. 

  630. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7806">HADOOP-7806</a> </td>
    631. 

  631. <td align="left"> Support binding to sub-interfaces </td>
    632. 

  632. <td align="left">  Major </td>
    633. 

  633. <td align="left"> util </td>
    634. 

  634. <td align="left"> Harsh J </td>
    635. 

  635. <td align="left"> Harsh J </td></tr>
    636. 

  636. <tr class="b">
    637. 

  637. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3148">HDFS-3148</a> </td>
    638. 

  638. <td align="left"> The client should be able to use multiple local interfaces for data transfer </td>
    639. 

  639. <td align="left">  Major </td>
    640. 

  640. <td align="left"> hdfs-client, performance </td>
    641. 

  641. <td align="left"> Eli Collins </td>
    642. 

  642. <td align="left"> Eli Collins </td></tr>
    643. 

  643. <tr class="a">
    644. 

  644. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3055">HDFS-3055</a> </td>
    645. 

  645. <td align="left"> Implement recovery mode for branch-1 </td>
    646. 

  646. <td align="left">  Minor </td>
    647. 

  647. <td align="left"> . </td>
    648. 

  648. <td align="left"> Colin P. McCabe </td>
    649. 

  649. <td align="left"> Colin P. McCabe </td></tr>
    650. 

  650. <tr class="b">
    651. 

  651. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3837">MAPREDUCE-3837</a> </td>
    652. 

  652. <td align="left"> Job tracker is not able to recover job in case of crash and after that no user can submit job. </td>
    653. 

  653. <td align="left">  Major </td>
    654. 

  654. <td align="left"> . </td>
    655. 

  655. <td align="left"> Mayank Bansal </td>
    656. 

  656. <td align="left"> Mayank Bansal </td></tr>
    657. 

  657. <tr class="a">
    658. 

  658. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7823">HADOOP-7823</a> </td>
    659. 

  659. <td align="left"> port HADOOP-4012 to branch-1 (splitting support for bzip2) </td>
    660. 

  660. <td align="left">  Major </td>
    661. 

  661. <td align="left"> . </td>
    662. 

  662. <td align="left"> Tim Broberg </td>
    663. 

  663. <td align="left"> Andrew Purtell </td></tr>
    664. 

  664. <tr class="b">
    665. 

  665. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3150">HDFS-3150</a> </td>
    666. 

  666. <td align="left"> Add option for clients to contact DNs via hostname </td>
    667. 

  667. <td align="left">  Major </td>
    668. 

  668. <td align="left"> datanode, hdfs-client </td>
    669. 

  669. <td align="left"> Eli Collins </td>
    670. 

  670. <td align="left"> Eli Collins </td></tr>
    671. 

  671. </tbody>
    672. 

  672. </table></section><section>
    673. 

  673. <h3><a name="IMPROVEMENTS:"></a>IMPROVEMENTS:</h3>
    674. 

  674. <table border="0" class="bodyTable">
    675. 

  675. <thead>
    676. 

  676. 

  677. <tr class="a">
    678. 

  678. <th align="left"> JIRA </th>
    679. 

  679. <th align="left"> Summary </th>
    680. 

  680. <th align="left"> Priority </th>
    681. 

  681. <th align="left"> Component </th>
    682. 

  682. <th align="left"> Reporter </th>
    683. 

  683. <th align="left"> Contributor </th></tr>
    684. 

  684. </thead><tbody>
    685. 

  685. 

  686. <tr class="b">
    687. 

  687. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-782">MAPREDUCE-782</a> </td>
    688. 

  688. <td align="left"> Use PureJavaCrc32 in mapreduce spills </td>
    689. 

  689. <td align="left">  Minor </td>
    690. 

  690. <td align="left"> performance </td>
    691. 

  691. <td align="left"> Todd Lipcon </td>
    692. 

  692. <td align="left"> Todd Lipcon </td></tr>
    693. 

  693. <tr class="a">
    694. 

  694. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-496">HDFS-496</a> </td>
    695. 

  695. <td align="left"> Use PureJavaCrc32 in HDFS </td>
    696. 

  696. <td align="left">  Minor </td>
    697. 

  697. <td align="left"> datanode, hdfs-client, performance </td>
    698. 

  698. <td align="left"> Todd Lipcon </td>
    699. 

  699. <td align="left"> Todd Lipcon </td></tr>
    700. 

  700. <tr class="b">
    701. 

  701. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1906">MAPREDUCE-1906</a> </td>
    702. 

  702. <td align="left"> Lower default minimum heartbeat interval for tasktracker &gt; Jobtracker </td>
    703. 

  703. <td align="left">  Major </td>
    704. 

  704. <td align="left"> jobtracker, performance, tasktracker </td>
    705. 

  705. <td align="left"> Scott Carey </td>
    706. 

  706. <td align="left"> Todd Lipcon </td></tr>
    707. 

  707. <tr class="a">
    708. 

  708. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6995">HADOOP-6995</a> </td>
    709. 

  709. <td align="left"> Allow wildcards to be used in ProxyUsers configurations </td>
    710. 

  710. <td align="left">  Minor </td>
    711. 

  711. <td align="left"> security </td>
    712. 

  712. <td align="left"> Todd Lipcon </td>
    713. 

  713. <td align="left"> Todd Lipcon </td></tr>
    714. 

  714. <tr class="b">
    715. 

  715. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2103">MAPREDUCE-2103</a> </td>
    716. 

  716. <td align="left"> task-controller shouldn&#x2019;t require o-r permissions </td>
    717. 

  717. <td align="left">  Trivial </td>
    718. 

  718. <td align="left"> task-controller </td>
    719. 

  719. <td align="left"> Todd Lipcon </td>
    720. 

  720. <td align="left"> Todd Lipcon </td></tr>
    721. 

  721. <tr class="a">
    722. 

  722. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2836">MAPREDUCE-2836</a> </td>
    723. 

  723. <td align="left"> Provide option to fail jobs when submitted to non-existent pools. </td>
    724. 

  724. <td align="left">  Minor </td>
    725. 

  725. <td align="left"> contrib/fair-share </td>
    726. 

  726. <td align="left"> Jeff Bean </td>
    727. 

  727. <td align="left"> Ahmed Radwan </td></tr>
    728. 

  728. <tr class="b">
    729. 

  729. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7509">HADOOP-7509</a> </td>
    730. 

  730. <td align="left"> Improve message when Authentication is required </td>
    731. 

  731. <td align="left">  Trivial </td>
    732. 

  732. <td align="left"> . </td>
    733. 

  733. <td align="left"> Ravi Prakash </td>
    734. 

  734. <td align="left"> Ravi Prakash </td></tr>
    735. 

  735. <tr class="a">
    736. 

  736. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2465">HDFS-2465</a> </td>
    737. 

  737. <td align="left"> Add HDFS support for fadvise readahead and drop-behind </td>
    738. 

  738. <td align="left">  Major </td>
    739. 

  739. <td align="left"> datanode, performance </td>
    740. 

  740. <td align="left"> Todd Lipcon </td>
    741. 

  741. <td align="left"> Todd Lipcon </td></tr>
    742. 

  742. <tr class="b">
    743. 

  743. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3278">MAPREDUCE-3278</a> </td>
    744. 

  744. <td align="left"> 0.20: avoid a busy-loop in ReduceTask scheduling </td>
    745. 

  745. <td align="left">  Major </td>
    746. 

  746. <td align="left"> mrv1, performance, task </td>
    747. 

  747. <td align="left"> Todd Lipcon </td>
    748. 

  748. <td align="left"> Todd Lipcon </td></tr>
    749. 

  749. <tr class="a">
    750. 

  750. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3365">MAPREDUCE-3365</a> </td>
    751. 

  751. <td align="left"> Uncomment eventlog settings from the documentation </td>
    752. 

  752. <td align="left">  Trivial </td>
    753. 

  753. <td align="left"> contrib/fair-share </td>
    754. 

  754. <td align="left"> Sho Shimauchi </td>
    755. 

  755. <td align="left"> Sho Shimauchi </td></tr>
    756. 

  756. <tr class="b">
    757. 

  757. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3395">MAPREDUCE-3395</a> </td>
    758. 

  758. <td align="left"> Add mapred.disk.healthChecker.interval to mapred-default.xml </td>
    759. 

  759. <td align="left">  Trivial </td>
    760. 

  760. <td align="left"> documentation </td>
    761. 

  761. <td align="left"> Eli Collins </td>
    762. 

  762. <td align="left"> Eli Collins </td></tr>
    763. 

  763. <tr class="a">
    764. 

  764. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3394">MAPREDUCE-3394</a> </td>
    765. 

  765. <td align="left"> Add log guard for a debug message in ReduceTask </td>
    766. 

  766. <td align="left">  Trivial </td>
    767. 

  767. <td align="left"> task </td>
    768. 

  768. <td align="left"> Todd Lipcon </td>
    769. 

  769. <td align="left"> Todd Lipcon </td></tr>
    770. 

  770. <tr class="b">
    771. 

  771. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2638">HDFS-2638</a> </td>
    772. 

  772. <td align="left"> Improve a block recovery log </td>
    773. 

  773. <td align="left">  Minor </td>
    774. 

  774. <td align="left"> namenode </td>
    775. 

  775. <td align="left"> Eli Collins </td>
    776. 

  776. <td align="left"> Eli Collins </td></tr>
    777. 

  777. <tr class="a">
    778. 

  778. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2653">HDFS-2653</a> </td>
    779. 

  779. <td align="left"> DFSClient should cache whether addrs are non-local when short-circuiting is enabled </td>
    780. 

  780. <td align="left">  Major </td>
    781. 

  781. <td align="left"> datanode </td>
    782. 

  782. <td align="left"> Eli Collins </td>
    783. 

  783. <td align="left"> Eli Collins </td></tr>
    784. 

  784. <tr class="b">
    785. 

  785. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2654">HDFS-2654</a> </td>
    786. 

  786. <td align="left"> Make BlockReaderLocal not extend RemoteBlockReader2 </td>
    787. 

  787. <td align="left">  Major </td>
    788. 

  788. <td align="left"> datanode </td>
    789. 

  789. <td align="left"> Eli Collins </td>
    790. 

  790. <td align="left"> Eli Collins </td></tr>
    791. 

  791. <tr class="a">
    792. 

  792. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3597">MAPREDUCE-3597</a> </td>
    793. 

  793. <td align="left"> Provide a way to access other info of history file from Rumentool </td>
    794. 

  794. <td align="left">  Major </td>
    795. 

  795. <td align="left"> tools/rumen </td>
    796. 

  796. <td align="left"> Ravi Gummadi </td>
    797. 

  797. <td align="left"> Ravi Gummadi </td></tr>
    798. 

  798. <tr class="b">
    799. 

  799. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2919">MAPREDUCE-2919</a> </td>
    800. 

  800. <td align="left"> The JT web UI should show job start times </td>
    801. 

  801. <td align="left">  Minor </td>
    802. 

  802. <td align="left"> jobtracker </td>
    803. 

  803. <td align="left"> Eli Collins </td>
    804. 

  804. <td align="left"> Harsh J </td></tr>
    805. 

  805. <tr class="a">
    806. 

  806. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2872">HDFS-2872</a> </td>
    807. 

  807. <td align="left"> Add sanity checks during edits loading that generation stamps are non-decreasing </td>
    808. 

  808. <td align="left">  Major </td>
    809. 

  809. <td align="left"> namenode </td>
    810. 

  810. <td align="left"> Todd Lipcon </td>
    811. 

  811. <td align="left"> Colin P. McCabe </td></tr>
    812. 

  812. <tr class="b">
    813. 

  813. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4001">MAPREDUCE-4001</a> </td>
    814. 

  814. <td align="left"> Improve MAPREDUCE-3789&#x2019;s fix logic by looking at job&#x2019;s slot demands instead </td>
    815. 

  815. <td align="left">  Minor </td>
    816. 

  816. <td align="left"> capacity-sched </td>
    817. 

  817. <td align="left"> Harsh J </td>
    818. 

  818. <td align="left"> Harsh J </td></tr>
    819. 

  819. <tr class="a">
    820. 

  820. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2835">MAPREDUCE-2835</a> </td>
    821. 

  821. <td align="left"> Make per-job counter limits configurable </td>
    822. 

  822. <td align="left">  Major </td>
    823. 

  823. <td align="left"> . </td>
    824. 

  824. <td align="left"> Tom White </td>
    825. 

  825. <td align="left"> Tom White </td></tr>
    826. 

  826. <tr class="b">
    827. 

  827. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3131">HDFS-3131</a> </td>
    828. 

  828. <td align="left"> Improve TestStorageRestore </td>
    829. 

  829. <td align="left">  Minor </td>
    830. 

  830. <td align="left"> . </td>
    831. 

  831. <td align="left"> Tsz Wo Nicholas Sze </td>
    832. 

  832. <td align="left"> Brandon Li </td></tr>
    833. 

  833. <tr class="a">
    834. 

  834. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-1378">HDFS-1378</a> </td>
    835. 

  835. <td align="left"> Edit log replay should track and report file offsets in case of errors </td>
    836. 

  836. <td align="left">  Major </td>
    837. 

  837. <td align="left"> namenode </td>
    838. 

  838. <td align="left"> Todd Lipcon </td>
    839. 

  839. <td align="left"> Colin P. McCabe </td></tr>
    840. 

  840. <tr class="b">
    841. 

  841. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8209">HADOOP-8209</a> </td>
    842. 

  842. <td align="left"> Add option to relax build-version check for branch-1 </td>
    843. 

  843. <td align="left">  Major </td>
    844. 

  844. <td align="left"> . </td>
    845. 

  845. <td align="left"> Eli Collins </td>
    846. 

  846. <td align="left"> Eli Collins </td></tr>
    847. 

  847. <tr class="a">
    848. 

  848. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3094">HDFS-3094</a> </td>
    849. 

  849. <td align="left"> add -nonInteractive and -force option to namenode -format command </td>
    850. 

  850. <td align="left">  Major </td>
    851. 

  851. <td align="left"> . </td>
    852. 

  852. <td align="left"> Arpit Gupta </td>
    853. 

  853. <td align="left"> Arpit Gupta </td></tr>
    854. 

  854. <tr class="b">
    855. 

  855. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8430">HADOOP-8430</a> </td>
    856. 

  856. <td align="left"> Backport new FileSystem methods introduced by HADOOP-8014 to branch-1 </td>
    857. 

  857. <td align="left">  Major </td>
    858. 

  858. <td align="left"> . </td>
    859. 

  859. <td align="left"> Eli Collins </td>
    860. 

  860. <td align="left"> Eli Collins </td></tr>
    861. 

  861. <tr class="a">
    862. 

  862. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3504">HDFS-3504</a> </td>
    863. 

  863. <td align="left"> Configurable retry in DFSClient </td>
    864. 

  864. <td align="left">  Major </td>
    865. 

  865. <td align="left"> hdfs-client </td>
    866. 

  866. <td align="left"> Siddharth Seth </td>
    867. 

  867. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    868. 

  868. <tr class="b">
    869. 

  869. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3516">HDFS-3516</a> </td>
    870. 

  870. <td align="left"> Check content-type in WebHdfsFileSystem </td>
    871. 

  871. <td align="left">  Major </td>
    872. 

  872. <td align="left"> hdfs-client, webhdfs </td>
    873. 

  873. <td align="left"> Tsz Wo Nicholas Sze </td>
    874. 

  874. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    875. 

  875. <tr class="a">
    876. 

  876. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3596">HDFS-3596</a> </td>
    877. 

  877. <td align="left"> Improve FSEditLog pre-allocation in branch-1 </td>
    878. 

  878. <td align="left">  Minor </td>
    879. 

  879. <td align="left"> . </td>
    880. 

  880. <td align="left"> Colin P. McCabe </td>
    881. 

  881. <td align="left"> Colin P. McCabe </td></tr>
    882. 

  882. <tr class="b">
    883. 

  883. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3617">HDFS-3617</a> </td>
    884. 

  884. <td align="left"> Port HDFS-96 to branch-1 (support blocks greater than 2GB) </td>
    885. 

  885. <td align="left">  Major </td>
    886. 

  886. <td align="left"> . </td>
    887. 

  887. <td align="left"> Matt Foley </td>
    888. 

  888. <td align="left"> Harsh J </td></tr>
    889. 

  889. <tr class="a">
    890. 

  890. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3667">HDFS-3667</a> </td>
    891. 

  891. <td align="left"> Add retry support to WebHdfsFileSystem </td>
    892. 

  892. <td align="left">  Major </td>
    893. 

  893. <td align="left"> webhdfs </td>
    894. 

  894. <td align="left"> Tsz Wo Nicholas Sze </td>
    895. 

  895. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    896. 

  896. <tr class="b">
    897. 

  897. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3289">MAPREDUCE-3289</a> </td>
    898. 

  898. <td align="left"> Make use of fadvise in the NM&#x2019;s shuffle handler </td>
    899. 

  899. <td align="left">  Major </td>
    900. 

  900. <td align="left"> mrv2, nodemanager, performance </td>
    901. 

  901. <td align="left"> Todd Lipcon </td>
    902. 

  902. <td align="left"> Todd Lipcon </td></tr>
    903. 

  903. <tr class="a">
    904. 

  904. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8656">HADOOP-8656</a> </td>
    905. 

  905. <td align="left"> backport forced daemon shutdown of HADOOP-8353 into branch-1 </td>
    906. 

  906. <td align="left">  Minor </td>
    907. 

  907. <td align="left"> bin </td>
    908. 

  908. <td align="left"> Steve Loughran </td>
    909. 

  909. <td align="left"> Roman Shaposhnik </td></tr>
    910. 

  910. <tr class="b">
    911. 

  911. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4511">MAPREDUCE-4511</a> </td>
    912. 

  912. <td align="left"> Add IFile readahead </td>
    913. 

  913. <td align="left">  Major </td>
    914. 

  914. <td align="left"> mrv1, mrv2, performance </td>
    915. 

  915. <td align="left"> Ahmed Radwan </td>
    916. 

  916. <td align="left"> Ahmed Radwan </td></tr>
    917. 

  917. <tr class="a">
    918. 

  918. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3814">HDFS-3814</a> </td>
    919. 

  919. <td align="left"> Make the replication monitor multipliers configurable in 1.x </td>
    920. 

  920. <td align="left">  Major </td>
    921. 

  921. <td align="left"> namenode </td>
    922. 

  922. <td align="left"> Suresh Srinivas </td>
    923. 

  923. <td align="left"> Jing Zhao </td></tr>
    924. 

  924. <tr class="b">
    925. 

  925. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4328">MAPREDUCE-4328</a> </td>
    926. 

  926. <td align="left"> Add the option to quiesce the JobTracker </td>
    927. 

  927. <td align="left">  Major </td>
    928. 

  928. <td align="left"> mrv1 </td>
    929. 

  929. <td align="left"> Arun C Murthy </td>
    930. 

  930. <td align="left"> Arun C Murthy </td></tr>
    931. 

  931. <tr class="a">
    932. 

  932. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8748">HADOOP-8748</a> </td>
    933. 

  933. <td align="left"> Move dfsclient retry to a util class </td>
    934. 

  934. <td align="left">  Minor </td>
    935. 

  935. <td align="left"> io </td>
    936. 

  936. <td align="left"> Arun C Murthy </td>
    937. 

  937. <td align="left"> Arun C Murthy </td></tr>
    938. 

  938. <tr class="b">
    939. 

  939. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3871">HDFS-3871</a> </td>
    940. 

  940. <td align="left"> Change NameNodeProxies to use HADOOP-8748 </td>
    941. 

  941. <td align="left">  Minor </td>
    942. 

  942. <td align="left"> hdfs-client </td>
    943. 

  943. <td align="left"> Arun C Murthy </td>
    944. 

  944. <td align="left"> Arun C Murthy </td></tr>
    945. 

  945. <tr class="a">
    946. 

  946. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3703">HDFS-3703</a> </td>
    947. 

  947. <td align="left"> Decrease the datanode failure detection time </td>
    948. 

  948. <td align="left">  Major </td>
    949. 

  949. <td align="left"> datanode, namenode </td>
    950. 

  950. <td align="left"> Nicolas Liochon </td>
    951. 

  951. <td align="left"> Jing Zhao </td></tr>
    952. 

  952. <tr class="b">
    953. 

  953. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4603">MAPREDUCE-4603</a> </td>
    954. 

  954. <td align="left"> Allow JobClient to retry job-submission when JT is in safemode </td>
    955. 

  955. <td align="left">  Major </td>
    956. 

  956. <td align="left"> . </td>
    957. 

  957. <td align="left"> Arun C Murthy </td>
    958. 

  958. <td align="left"> Arun C Murthy </td></tr>
    959. 

  959. </tbody>
    960. 

  960. </table></section><section>
    961. 

  961. <h3><a name="BUG_FIXES:"></a>BUG FIXES:</h3>
    962. 

  962. <table border="0" class="bodyTable">
    963. 

  963. <thead>
    964. 

  964. 

  965. <tr class="a">
    966. 

  966. <th align="left"> JIRA </th>
    967. 

  967. <th align="left"> Summary </th>
    968. 

  968. <th align="left"> Priority </th>
    969. 

  969. <th align="left"> Component </th>
    970. 

  970. <th align="left"> Reporter </th>
    971. 

  971. <th align="left"> Contributor </th></tr>
    972. 

  972. </thead><tbody>
    973. 

  973. 

  974. <tr class="b">
    975. 

  975. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-5836">HADOOP-5836</a> </td>
    976. 

  976. <td align="left"> Bug in S3N handling of directory markers using an object with a trailing &#x201c;/&#x201d; causes jobs to fail </td>
    977. 

  977. <td align="left">  Major </td>
    978. 

  978. <td align="left"> fs/s3 </td>
    979. 

  979. <td align="left"> Ian Nowland </td>
    980. 

  980. <td align="left"> Ian Nowland </td></tr>
    981. 

  981. <tr class="a">
    982. 

  982. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6546">HADOOP-6546</a> </td>
    983. 

  983. <td align="left"> BloomMapFile can return false negatives </td>
    984. 

  984. <td align="left">  Major </td>
    985. 

  985. <td align="left"> io </td>
    986. 

  986. <td align="left"> Clark Jefcoat </td>
    987. 

  987. <td align="left"> Clark Jefcoat </td></tr>
    988. 

  988. <tr class="b">
    989. 

  989. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6947">HADOOP-6947</a> </td>
    990. 

  990. <td align="left"> Kerberos relogin should set refreshKrb5Config to true </td>
    991. 

  991. <td align="left">  Major </td>
    992. 

  992. <td align="left"> security </td>
    993. 

  993. <td align="left"> Todd Lipcon </td>
    994. 

  994. <td align="left"> Todd Lipcon </td></tr>
    995. 

  995. <tr class="a">
    996. 

  996. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2305">HDFS-2305</a> </td>
    997. 

  997. <td align="left"> Running multiple 2NNs can result in corrupt file system </td>
    998. 

  998. <td align="left">  Major </td>
    999. 

  999. <td align="left"> namenode </td>
    1000. 

  1000. <td align="left"> Aaron T. Myers </td>
    1001. 

  1001. <td align="left"> Aaron T. Myers </td></tr>
    1002. 

  1002. <tr class="b">
    1003. 

  1003. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7629">HADOOP-7629</a> </td>
    1004. 

  1004. <td align="left"> regression with MAPREDUCE-2289 - setPermission passed immutable FsPermission (rpc failure) </td>
    1005. 

  1005. <td align="left">  Major </td>
    1006. 

  1006. <td align="left"> . </td>
    1007. 

  1007. <td align="left"> Patrick Hunt </td>
    1008. 

  1008. <td align="left"> Todd Lipcon </td></tr>
    1009. 

  1009. <tr class="a">
    1010. 

  1010. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7634">HADOOP-7634</a> </td>
    1011. 

  1011. <td align="left"> Cluster setup docs specify wrong owner for task-controller.cfg </td>
    1012. 

  1012. <td align="left">  Minor </td>
    1013. 

  1013. <td align="left"> documentation, security </td>
    1014. 

  1014. <td align="left"> Eli Collins </td>
    1015. 

  1015. <td align="left"> Eli Collins </td></tr>
    1016. 

  1016. <tr class="b">
    1017. 

  1017. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7665">HADOOP-7665</a> </td>
    1018. 

  1018. <td align="left"> branch-0.20-security doesn&#x2019;t include SPNEGO settings in core-default.xml </td>
    1019. 

  1019. <td align="left">  Major </td>
    1020. 

  1020. <td align="left"> security </td>
    1021. 

  1021. <td align="left"> Aaron T. Myers </td>
    1022. 

  1022. <td align="left"> Aaron T. Myers </td></tr>
    1023. 

  1023. <tr class="a">
    1024. 

  1024. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7666">HADOOP-7666</a> </td>
    1025. 

  1025. <td align="left"> branch-0.20-security doesn&#x2019;t include o.a.h.security.TestAuthenticationFilter </td>
    1026. 

  1026. <td align="left">  Major </td>
    1027. 

  1027. <td align="left"> security </td>
    1028. 

  1028. <td align="left"> Aaron T. Myers </td>
    1029. 

  1029. <td align="left"> Aaron T. Myers </td></tr>
    1030. 

  1030. <tr class="b">
    1031. 

  1031. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7621">HADOOP-7621</a> </td>
    1032. 

  1032. <td align="left"> alfredo config should be in a file not readable by users </td>
    1033. 

  1033. <td align="left">  Critical </td>
    1034. 

  1034. <td align="left"> security </td>
    1035. 

  1035. <td align="left"> Alejandro Abdelnur </td>
    1036. 

  1036. <td align="left"> Aaron T. Myers </td></tr>
    1037. 

  1037. <tr class="a">
    1038. 

  1038. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7653">HADOOP-7653</a> </td>
    1039. 

  1039. <td align="left"> tarball doesn&#x2019;t include .eclipse.templates </td>
    1040. 

  1040. <td align="left">  Minor </td>
    1041. 

  1041. <td align="left"> build </td>
    1042. 

  1042. <td align="left"> Jonathan Natkins </td>
    1043. 

  1043. <td align="left"> Jonathan Natkins </td></tr>
    1044. 

  1044. <tr class="b">
    1045. 

  1045. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2932">MAPREDUCE-2932</a> </td>
    1046. 

  1046. <td align="left"> Missing instrumentation plugin class shouldn&#x2019;t crash the TT startup per design </td>
    1047. 

  1047. <td align="left">  Trivial </td>
    1048. 

  1048. <td align="left"> tasktracker </td>
    1049. 

  1049. <td align="left"> Harsh J </td>
    1050. 

  1050. <td align="left"> Harsh J </td></tr>
    1051. 

  1051. <tr class="a">
    1052. 

  1052. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7745">HADOOP-7745</a> </td>
    1053. 

  1053. <td align="left"> I switched variable names in HADOOP-7509 </td>
    1054. 

  1054. <td align="left">  Major </td>
    1055. 

  1055. <td align="left"> . </td>
    1056. 

  1056. <td align="left"> Ravi Prakash </td>
    1057. 

  1057. <td align="left"> Ravi Prakash </td></tr>
    1058. 

  1058. <tr class="b">
    1059. 

  1059. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3405">MAPREDUCE-3405</a> </td>
    1060. 

  1060. <td align="left"> MAPREDUCE-3015 broke compilation of contrib scheduler tests </td>
    1061. 

  1061. <td align="left">  Critical </td>
    1062. 

  1062. <td align="left"> capacity-sched, contrib/fair-share </td>
    1063. 

  1063. <td align="left"> Todd Lipcon </td>
    1064. 

  1064. <td align="left"> Todd Lipcon </td></tr>
    1065. 

  1065. <tr class="a">
    1066. 

  1066. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3419">MAPREDUCE-3419</a> </td>
    1067. 

  1067. <td align="left"> Don&#x2019;t mark exited TT threads as dead in MiniMRCluster </td>
    1068. 

  1068. <td align="left">  Major </td>
    1069. 

  1069. <td align="left"> tasktracker, test </td>
    1070. 

  1070. <td align="left"> Eli Collins </td>
    1071. 

  1071. <td align="left"> Eli Collins </td></tr>
    1072. 

  1072. <tr class="b">
    1073. 

  1073. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7297">HADOOP-7297</a> </td>
    1074. 

  1074. <td align="left"> Error in the documentation regarding Checkpoint/Backup Node </td>
    1075. 

  1075. <td align="left">  Trivial </td>
    1076. 

  1076. <td align="left"> documentation </td>
    1077. 

  1077. <td align="left"> arnaud p </td>
    1078. 

  1078. <td align="left"> Harsh J </td></tr>
    1079. 

  1079. <tr class="a">
    1080. 

  1080. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2541">HDFS-2541</a> </td>
    1081. 

  1081. <td align="left"> For a sufficiently large value of blocks, the DN Scanner may request a random number with a negative seed value. </td>
    1082. 

  1082. <td align="left">  Major </td>
    1083. 

  1083. <td align="left"> datanode </td>
    1084. 

  1084. <td align="left"> Harsh J </td>
    1085. 

  1085. <td align="left"> Harsh J </td></tr>
    1086. 

  1086. <tr class="b">
    1087. 

  1087. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2905">MAPREDUCE-2905</a> </td>
    1088. 

  1088. <td align="left"> CapBasedLoadManager incorrectly allows assignment when assignMultiple is true (was: assignmultiple per job) </td>
    1089. 

  1089. <td align="left">  Major </td>
    1090. 

  1090. <td align="left"> contrib/fair-share </td>
    1091. 

  1091. <td align="left"> Jeff Bean </td>
    1092. 

  1092. <td align="left"> Jeff Bean </td></tr>
    1093. 

  1093. <tr class="a">
    1094. 

  1094. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2806">MAPREDUCE-2806</a> </td>
    1095. 

  1095. <td align="left"> [Gridmix] Load job fails with timeout errors when resource emulation is turned on </td>
    1096. 

  1096. <td align="left">  Major </td>
    1097. 

  1097. <td align="left"> contrib/gridmix </td>
    1098. 

  1098. <td align="left"> Amar Kamat </td>
    1099. 

  1099. <td align="left"> Amar Kamat </td></tr>
    1100. 

  1100. <tr class="b">
    1101. 

  1101. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7870">HADOOP-7870</a> </td>
    1102. 

  1102. <td align="left"> fix SequenceFile#createWriter with boolean createParent arg to respect createParent. </td>
    1103. 

  1103. <td align="left">  Major </td>
    1104. 

  1104. <td align="left"> . </td>
    1105. 

  1105. <td align="left"> Jonathan Hsieh </td>
    1106. 

  1106. <td align="left"> Jonathan Hsieh </td></tr>
    1107. 

  1107. <tr class="a">
    1108. 

  1108. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7879">HADOOP-7879</a> </td>
    1109. 

  1109. <td align="left"> DistributedFileSystem#createNonRecursive should also incrementWriteOps statistics. </td>
    1110. 

  1110. <td align="left">  Trivial </td>
    1111. 

  1111. <td align="left"> . </td>
    1112. 

  1112. <td align="left"> Jonathan Hsieh </td>
    1113. 

  1113. <td align="left"> Jonathan Hsieh </td></tr>
    1114. 

  1114. <tr class="b">
    1115. 

  1115. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2637">HDFS-2637</a> </td>
    1116. 

  1116. <td align="left"> The rpc timeout for block recovery is too low </td>
    1117. 

  1117. <td align="left">  Major </td>
    1118. 

  1118. <td align="left"> hdfs-client </td>
    1119. 

  1119. <td align="left"> Eli Collins </td>
    1120. 

  1120. <td align="left"> Eli Collins </td></tr>
    1121. 

  1121. <tr class="a">
    1122. 

  1122. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7898">HADOOP-7898</a> </td>
    1123. 

  1123. <td align="left"> Fix javadoc warnings in AuthenticationToken.java </td>
    1124. 

  1124. <td align="left">  Minor </td>
    1125. 

  1125. <td align="left"> security </td>
    1126. 

  1126. <td align="left"> Suresh Srinivas </td>
    1127. 

  1127. <td align="left"> Suresh Srinivas </td></tr>
    1128. 

  1128. <tr class="b">
    1129. 

  1129. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7908">HADOOP-7908</a> </td>
    1130. 

  1130. <td align="left"> Fix three javadoc warnings on branch-1 </td>
    1131. 

  1131. <td align="left">  Trivial </td>
    1132. 

  1132. <td align="left"> documentation </td>
    1133. 

  1133. <td align="left"> Eli Collins </td>
    1134. 

  1134. <td align="left"> Eli Collins </td></tr>
    1135. 

  1135. <tr class="a">
    1136. 

  1136. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2547">HDFS-2547</a> </td>
    1137. 

  1137. <td align="left"> ReplicationTargetChooser has incorrect block placement comments </td>
    1138. 

  1138. <td align="left">  Trivial </td>
    1139. 

  1139. <td align="left"> namenode </td>
    1140. 

  1140. <td align="left"> Harsh J </td>
    1141. 

  1141. <td align="left"> Harsh J </td></tr>
    1142. 

  1142. <tr class="b">
    1143. 

  1143. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2728">HDFS-2728</a> </td>
    1144. 

  1144. <td align="left"> Remove dfsadmin -printTopology from branch-1 docs since it does not exist </td>
    1145. 

  1145. <td align="left">  Minor </td>
    1146. 

  1146. <td align="left"> namenode </td>
    1147. 

  1147. <td align="left"> Harsh J </td>
    1148. 

  1148. <td align="left"> Harsh J </td></tr>
    1149. 

  1149. <tr class="a">
    1150. 

  1150. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2741">HDFS-2741</a> </td>
    1151. 

  1151. <td align="left"> dfs.datanode.max.xcievers missing in 0.20.205.0 </td>
    1152. 

  1152. <td align="left">  Minor </td>
    1153. 

  1153. <td align="left"> . </td>
    1154. 

  1154. <td align="left"> Markus Jelsma </td>
    1155. 

  1155. <td align="left">  </td></tr>
    1156. 

  1156. <tr class="b">
    1157. 

  1157. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-1910">HDFS-1910</a> </td>
    1158. 

  1158. <td align="left"> when dfs.name.dir and dfs.name.edits.dir are same fsimage will be saved twice every time </td>
    1159. 

  1159. <td align="left">  Minor </td>
    1160. 

  1160. <td align="left"> namenode </td>
    1161. 

  1161. <td align="left"> Gokul </td>
    1162. 

  1162. <td align="left">  </td></tr>
    1163. 

  1163. <tr class="a">
    1164. 

  1164. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2790">HDFS-2790</a> </td>
    1165. 

  1165. <td align="left"> FSNamesystem.setTimes throws exception with wrong configuration name in the message </td>
    1166. 

  1166. <td align="left">  Minor </td>
    1167. 

  1167. <td align="left"> . </td>
    1168. 

  1168. <td align="left"> Arpit Gupta </td>
    1169. 

  1169. <td align="left"> Arpit Gupta </td></tr>
    1170. 

  1170. <tr class="b">
    1171. 

  1171. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7982">HADOOP-7982</a> </td>
    1172. 

  1172. <td align="left"> UserGroupInformation fails to login if thread&#x2019;s context classloader can&#x2019;t load HadoopLoginModule </td>
    1173. 

  1173. <td align="left">  Major </td>
    1174. 

  1174. <td align="left"> security </td>
    1175. 

  1175. <td align="left"> Todd Lipcon </td>
    1176. 

  1176. <td align="left"> Todd Lipcon </td></tr>
    1177. 

  1177. <tr class="a">
    1178. 

  1178. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2751">HDFS-2751</a> </td>
    1179. 

  1179. <td align="left"> Datanode drops OS cache behind reads even for short reads </td>
    1180. 

  1180. <td align="left">  Major </td>
    1181. 

  1181. <td align="left"> datanode </td>
    1182. 

  1182. <td align="left"> Todd Lipcon </td>
    1183. 

  1183. <td align="left"> Todd Lipcon </td></tr>
    1184. 

  1184. <tr class="b">
    1185. 

  1185. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7988">HADOOP-7988</a> </td>
    1186. 

  1186. <td align="left"> Upper case in hostname part of the principals doesn&#x2019;t work with kerberos. </td>
    1187. 

  1187. <td align="left">  Major </td>
    1188. 

  1188. <td align="left"> . </td>
    1189. 

  1189. <td align="left"> Jitendra Nath Pandey </td>
    1190. 

  1190. <td align="left"> Jitendra Nath Pandey </td></tr>
    1191. 

  1191. <tr class="a">
    1192. 

  1192. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2877">HDFS-2877</a> </td>
    1193. 

  1193. <td align="left"> If locking of a storage dir fails, it will remove the other NN&#x2019;s lock file on exit </td>
    1194. 

  1194. <td align="left">  Major </td>
    1195. 

  1195. <td align="left"> namenode </td>
    1196. 

  1196. <td align="left"> Todd Lipcon </td>
    1197. 

  1197. <td align="left"> Todd Lipcon </td></tr>
    1198. 

  1198. <tr class="b">
    1199. 

  1199. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3789">MAPREDUCE-3789</a> </td>
    1200. 

  1200. <td align="left"> CapacityTaskScheduler may perform unnecessary reservations in heterogenous tracker environments </td>
    1201. 

  1201. <td align="left">  Critical </td>
    1202. 

  1202. <td align="left"> capacity-sched, scheduler </td>
    1203. 

  1203. <td align="left"> Harsh J </td>
    1204. 

  1204. <td align="left"> Harsh J </td></tr>
    1205. 

  1205. <tr class="a">
    1206. 

  1206. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2869">HDFS-2869</a> </td>
    1207. 

  1207. <td align="left"> Error in Webhdfs documentation for mkdir </td>
    1208. 

  1208. <td align="left">  Minor </td>
    1209. 

  1209. <td align="left"> webhdfs </td>
    1210. 

  1210. <td align="left"> Harsh J </td>
    1211. 

  1211. <td align="left"> Harsh J </td></tr>
    1212. 

  1212. <tr class="b">
    1213. 

  1213. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3008">HDFS-3008</a> </td>
    1214. 

  1214. <td align="left"> Negative caching of local addrs doesn&#x2019;t work </td>
    1215. 

  1215. <td align="left">  Major </td>
    1216. 

  1216. <td align="left"> hdfs-client </td>
    1217. 

  1217. <td align="left"> Eli Collins </td>
    1218. 

  1218. <td align="left"> Eli Collins </td></tr>
    1219. 

  1219. <tr class="a">
    1220. 

  1220. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3078">HDFS-3078</a> </td>
    1221. 

  1221. <td align="left"> 2NN https port setting is broken </td>
    1222. 

  1222. <td align="left">  Major </td>
    1223. 

  1223. <td align="left"> . </td>
    1224. 

  1224. <td align="left"> Eli Collins </td>
    1225. 

  1225. <td align="left"> Eli Collins </td></tr>
    1226. 

  1226. <tr class="b">
    1227. 

  1227. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-1740">MAPREDUCE-1740</a> </td>
    1228. 

  1228. <td align="left"> NPE in getMatchingLevelForNodes when node locations are variable depth </td>
    1229. 

  1229. <td align="left">  Major </td>
    1230. 

  1230. <td align="left"> jobtracker </td>
    1231. 

  1231. <td align="left"> Todd Lipcon </td>
    1232. 

  1232. <td align="left"> Ahmed Radwan </td></tr>
    1233. 

  1233. <tr class="a">
    1234. 

  1234. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8159">HADOOP-8159</a> </td>
    1235. 

  1235. <td align="left"> NetworkTopology: getLeaf should check for invalid topologies </td>
    1236. 

  1236. <td align="left">  Major </td>
    1237. 

  1237. <td align="left"> . </td>
    1238. 

  1238. <td align="left"> Colin P. McCabe </td>
    1239. 

  1239. <td align="left"> Colin P. McCabe </td></tr>
    1240. 

  1240. <tr class="b">
    1241. 

  1241. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4087">MAPREDUCE-4087</a> </td>
    1242. 

  1242. <td align="left"> [Gridmix] GenerateDistCacheData job of Gridmix can become slow in some cases </td>
    1243. 

  1243. <td align="left">  Major </td>
    1244. 

  1244. <td align="left"> . </td>
    1245. 

  1245. <td align="left"> Ravi Gummadi </td>
    1246. 

  1246. <td align="left"> Ravi Gummadi </td></tr>
    1247. 

  1247. <tr class="a">
    1248. 

  1248. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4095">MAPREDUCE-4095</a> </td>
    1249. 

  1249. <td align="left"> TestJobInProgress#testLocality uses a bogus topology </td>
    1250. 

  1250. <td align="left">  Major </td>
    1251. 

  1251. <td align="left"> . </td>
    1252. 

  1252. <td align="left"> Eli Collins </td>
    1253. 

  1253. <td align="left"> Colin P. McCabe </td></tr>
    1254. 

  1254. <tr class="b">
    1255. 

  1255. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3176">HDFS-3176</a> </td>
    1256. 

  1256. <td align="left"> JsonUtil should not parse the MD5MD5CRC32FileChecksum bytes on its own. </td>
    1257. 

  1257. <td align="left">  Major </td>
    1258. 

  1258. <td align="left"> hdfs-client </td>
    1259. 

  1259. <td align="left"> Kihwal Lee </td>
    1260. 

  1260. <td align="left"> Kihwal Lee </td></tr>
    1261. 

  1261. <tr class="a">
    1262. 

  1262. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8269">HADOOP-8269</a> </td>
    1263. 

  1263. <td align="left"> Fix some javadoc warnings on branch-1 </td>
    1264. 

  1264. <td align="left">  Trivial </td>
    1265. 

  1265. <td align="left"> documentation </td>
    1266. 

  1266. <td align="left"> Eli Collins </td>
    1267. 

  1267. <td align="left"> Eli Collins </td></tr>
    1268. 

  1268. <tr class="b">
    1269. 

  1269. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3674">MAPREDUCE-3674</a> </td>
    1270. 

  1270. <td align="left"> If invoked with no queueName request param, jobqueue_details.jsp injects a null queue name into schedulers. </td>
    1271. 

  1271. <td align="left">  Critical </td>
    1272. 

  1272. <td align="left"> jobtracker </td>
    1273. 

  1273. <td align="left"> Harsh J </td>
    1274. 

  1274. <td align="left"> Harsh J </td></tr>
    1275. 

  1275. <tr class="a">
    1276. 

  1276. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4088">MAPREDUCE-4088</a> </td>
    1277. 

  1277. <td align="left"> Task stuck in JobLocalizer prevented other tasks on the same node from committing </td>
    1278. 

  1278. <td align="left">  Critical </td>
    1279. 

  1279. <td align="left"> mrv1 </td>
    1280. 

  1280. <td align="left"> Ravi Prakash </td>
    1281. 

  1281. <td align="left"> Ravi Prakash </td></tr>
    1282. 

  1282. <tr class="b">
    1283. 

  1283. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4241">MAPREDUCE-4241</a> </td>
    1284. 

  1284. <td align="left"> Pipes examples do not compile on Ubuntu 12.04 </td>
    1285. 

  1285. <td align="left">  Major </td>
    1286. 

  1286. <td align="left"> build, examples </td>
    1287. 

  1287. <td align="left"> Andrew Bayer </td>
    1288. 

  1288. <td align="left"> Andrew Bayer </td></tr>
    1289. 

  1289. <tr class="a">
    1290. 

  1290. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3330">HDFS-3330</a> </td>
    1291. 

  1291. <td align="left"> If GetImageServlet throws an Error or RTE, response has HTTP &#x201c;OK&#x201d; status </td>
    1292. 

  1292. <td align="left">  Critical </td>
    1293. 

  1293. <td align="left"> namenode </td>
    1294. 

  1294. <td align="left"> Todd Lipcon </td>
    1295. 

  1295. <td align="left"> Todd Lipcon </td></tr>
    1296. 

  1296. <tr class="b">
    1297. 

  1297. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8329">HADOOP-8329</a> </td>
    1298. 

  1298. <td align="left"> Build fails with Java 7 </td>
    1299. 

  1299. <td align="left">  Major </td>
    1300. 

  1300. <td align="left"> build </td>
    1301. 

  1301. <td align="left"> Kumar Ravi </td>
    1302. 

  1302. <td align="left"> Eli Collins </td></tr>
    1303. 

  1303. <tr class="a">
    1304. 

  1304. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3453">HDFS-3453</a> </td>
    1305. 

  1305. <td align="left"> HDFS does not use ClientProtocol in a backward-compatible way </td>
    1306. 

  1306. <td align="left">  Major </td>
    1307. 

  1307. <td align="left"> hdfs-client </td>
    1308. 

  1308. <td align="left"> Kihwal Lee </td>
    1309. 

  1309. <td align="left"> Kihwal Lee </td></tr>
    1310. 

  1310. <tr class="b">
    1311. 

  1311. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8445">HADOOP-8445</a> </td>
    1312. 

  1312. <td align="left"> Token should not print the password in toString </td>
    1313. 

  1313. <td align="left">  Major </td>
    1314. 

  1314. <td align="left"> security </td>
    1315. 

  1315. <td align="left"> Ravi Prakash </td>
    1316. 

  1316. <td align="left"> Ravi Prakash </td></tr>
    1317. 

  1317. <tr class="a">
    1318. 

  1318. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2377">MAPREDUCE-2377</a> </td>
    1319. 

  1319. <td align="left"> task-controller fails to parse configuration if it doesn&#x2019;t end in \n </td>
    1320. 

  1320. <td align="left">  Major </td>
    1321. 

  1321. <td align="left"> task-controller </td>
    1322. 

  1322. <td align="left"> Todd Lipcon </td>
    1323. 

  1323. <td align="left"> Benoy Antony </td></tr>
    1324. 

  1324. <tr class="b">
    1325. 

  1325. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3518">HDFS-3518</a> </td>
    1326. 

  1326. <td align="left"> Provide API to check HDFS operational state </td>
    1327. 

  1327. <td align="left">  Major </td>
    1328. 

  1328. <td align="left"> hdfs-client </td>
    1329. 

  1329. <td align="left"> Bikas Saha </td>
    1330. 

  1330. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1331. 

  1331. <tr class="a">
    1332. 

  1332. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3551">HDFS-3551</a> </td>
    1333. 

  1333. <td align="left"> WebHDFS CREATE does not use client location for redirection </td>
    1334. 

  1334. <td align="left">  Major </td>
    1335. 

  1335. <td align="left"> webhdfs </td>
    1336. 

  1336. <td align="left"> Tsz Wo Nicholas Sze </td>
    1337. 

  1337. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1338. 

  1338. <tr class="b">
    1339. 

  1339. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-6527">HADOOP-6527</a> </td>
    1340. 

  1340. <td align="left"> UserGroupInformation::createUserForTesting clobbers already defined group mappings </td>
    1341. 

  1341. <td align="left">  Major </td>
    1342. 

  1342. <td align="left"> security </td>
    1343. 

  1343. <td align="left"> Jakob Homan </td>
    1344. 

  1344. <td align="left"> Ivan Mitic </td></tr>
    1345. 

  1345. <tr class="a">
    1346. 

  1346. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2129">MAPREDUCE-2129</a> </td>
    1347. 

  1347. <td align="left"> Job may hang if mapreduce.job.committer.setup.cleanup.needed=false and mapreduce.map/reduce.failures.maxpercent&gt;0 </td>
    1348. 

  1348. <td align="left">  Major </td>
    1349. 

  1349. <td align="left"> jobtracker </td>
    1350. 

  1350. <td align="left"> Kang Xiao </td>
    1351. 

  1351. <td align="left"> Subroto Sanyal </td></tr>
    1352. 

  1352. <tr class="b">
    1353. 

  1353. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8417">HADOOP-8417</a> </td>
    1354. 

  1354. <td align="left"> HADOOP-6963 didn&#x2019;t update hadoop-core-pom-template.xml </td>
    1355. 

  1355. <td align="left">  Major </td>
    1356. 

  1356. <td align="left"> . </td>
    1357. 

  1357. <td align="left"> Ted Yu </td>
    1358. 

  1358. <td align="left"> Ted Yu </td></tr>
    1359. 

  1359. <tr class="a">
    1360. 

  1360. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8399">HADOOP-8399</a> </td>
    1361. 

  1361. <td align="left"> Remove JDK5 dependency from Hadoop 1.0+ line </td>
    1362. 

  1362. <td align="left">  Major </td>
    1363. 

  1363. <td align="left"> build </td>
    1364. 

  1364. <td align="left"> Konstantin Boudnik </td>
    1365. 

  1365. <td align="left"> Konstantin Boudnik </td></tr>
    1366. 

  1366. <tr class="b">
    1367. 

  1367. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2903">MAPREDUCE-2903</a> </td>
    1368. 

  1368. <td align="left"> Map Tasks graph is throwing XML Parse error when Job is executed with 0 maps </td>
    1369. 

  1369. <td align="left">  Major </td>
    1370. 

  1370. <td align="left"> jobtracker </td>
    1371. 

  1371. <td align="left"> Devaraj K </td>
    1372. 

  1372. <td align="left"> Devaraj K </td></tr>
    1373. 

  1373. <tr class="a">
    1374. 

  1374. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-8617">HADOOP-8617</a> </td>
    1375. 

  1375. <td align="left"> backport pure Java CRC32 calculator changes to branch-1 </td>
    1376. 

  1376. <td align="left">  Major </td>
    1377. 

  1377. <td align="left"> performance </td>
    1378. 

  1378. <td align="left"> Brandon Li </td>
    1379. 

  1379. <td align="left"> Brandon Li </td></tr>
    1380. 

  1380. <tr class="b">
    1381. 

  1381. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4400">MAPREDUCE-4400</a> </td>
    1382. 

  1382. <td align="left"> Fix performance regression for small jobs/workflows </td>
    1383. 

  1383. <td align="left">  Major </td>
    1384. 

  1384. <td align="left"> performance, task </td>
    1385. 

  1385. <td align="left"> Luke Lu </td>
    1386. 

  1386. <td align="left"> Luke Lu </td></tr>
    1387. 

  1387. <tr class="a">
    1388. 

  1388. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3696">HDFS-3696</a> </td>
    1389. 

  1389. <td align="left"> Create files with WebHdfsFileSystem goes OOM when file size is big </td>
    1390. 

  1390. <td align="left">  Critical </td>
    1391. 

  1391. <td align="left"> webhdfs </td>
    1392. 

  1392. <td align="left"> Kihwal Lee </td>
    1393. 

  1393. <td align="left"> Tsz Wo Nicholas Sze </td></tr>
    1394. 

  1394. <tr class="b">
    1395. 

  1395. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4558">MAPREDUCE-4558</a> </td>
    1396. 

  1396. <td align="left"> TestJobTrackerSafeMode is failing </td>
    1397. 

  1397. <td align="left">  Major </td>
    1398. 

  1398. <td align="left"> . </td>
    1399. 

  1399. <td align="left"> Siddharth Seth </td>
    1400. 

  1400. <td align="left"> Siddharth Seth </td></tr>
    1401. 

  1401. <tr class="a">
    1402. 

  1402. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3466">HDFS-3466</a> </td>
    1403. 

  1403. <td align="left"> The SPNEGO filter for the NameNode should come out of the web keytab file </td>
    1404. 

  1404. <td align="left">  Major </td>
    1405. 

  1405. <td align="left"> namenode, security </td>
    1406. 

  1406. <td align="left"> Owen O&#x2019;Malley </td>
    1407. 

  1407. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1408. 

  1408. <tr class="b">
    1409. 

  1409. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3966">HDFS-3966</a> </td>
    1410. 

  1410. <td align="left"> For branch-1, TestFileCreation should use JUnit4 to make assumeTrue work </td>
    1411. 

  1411. <td align="left">  Minor </td>
    1412. 

  1412. <td align="left"> . </td>
    1413. 

  1413. <td align="left"> Jing Zhao </td>
    1414. 

  1414. <td align="left"> Jing Zhao </td></tr>
    1415. 

  1415. <tr class="a">
    1416. 

  1416. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3698">HDFS-3698</a> </td>
    1417. 

  1417. <td align="left"> TestHftpFileSystem is failing in branch-1 due to changed default secure port </td>
    1418. 

  1418. <td align="left">  Major </td>
    1419. 

  1419. <td align="left"> security </td>
    1420. 

  1420. <td align="left"> Aaron T. Myers </td>
    1421. 

  1421. <td align="left"> Aaron T. Myers </td></tr>
    1422. 

  1422. <tr class="b">
    1423. 

  1423. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4673">MAPREDUCE-4673</a> </td>
    1424. 

  1424. <td align="left"> make TestRawHistoryFile and TestJobHistoryServer more robust </td>
    1425. 

  1425. <td align="left">  Major </td>
    1426. 

  1426. <td align="left"> test </td>
    1427. 

  1427. <td align="left"> Arpit Gupta </td>
    1428. 

  1428. <td align="left"> Arpit Gupta </td></tr>
    1429. 

  1429. <tr class="a">
    1430. 

  1430. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4675">MAPREDUCE-4675</a> </td>
    1431. 

  1431. <td align="left"> TestKillSubProcesses fails as the process is still alive after the job is done </td>
    1432. 

  1432. <td align="left">  Major </td>
    1433. 

  1433. <td align="left"> test </td>
    1434. 

  1434. <td align="left"> Arpit Gupta </td>
    1435. 

  1435. <td align="left"> Bikas Saha </td></tr>
    1436. 

  1436. <tr class="b">
    1437. 

  1437. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3701">HDFS-3701</a> </td>
    1438. 

  1438. <td align="left"> HDFS may miss the final block when reading a file opened for writing if one of the datanode is dead </td>
    1439. 

  1439. <td align="left">  Critical </td>
    1440. 

  1440. <td align="left"> hdfs-client </td>
    1441. 

  1441. <td align="left"> Nicolas Liochon </td>
    1442. 

  1442. <td align="left"> Nicolas Liochon </td></tr>
    1443. 

  1443. <tr class="a">
    1444. 

  1444. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-4698">MAPREDUCE-4698</a> </td>
    1445. 

  1445. <td align="left"> TestJobHistoryConfig throws Exception in testJobHistoryLogging </td>
    1446. 

  1446. <td align="left">  Minor </td>
    1447. 

  1447. <td align="left"> . </td>
    1448. 

  1448. <td align="left"> Gopal V </td>
    1449. 

  1449. <td align="left"> Gopal V </td></tr>
    1450. 

  1450. <tr class="b">
    1451. 

  1451. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3461">HDFS-3461</a> </td>
    1452. 

  1452. <td align="left"> HFTP should use the same port &amp; protocol for getting the delegation token </td>
    1453. 

  1453. <td align="left">  Major </td>
    1454. 

  1454. <td align="left"> . </td>
    1455. 

  1455. <td align="left"> Owen O&#x2019;Malley </td>
    1456. 

  1456. <td align="left"> Owen O&#x2019;Malley </td></tr>
    1457. 

  1457. </tbody>
    1458. 

  1458. </table></section><section>
    1459. 

  1459. <h3><a name="TESTS:"></a>TESTS:</h3>
    1460. 

  1460. <table border="0" class="bodyTable">
    1461. 

  1461. <thead>
    1462. 

  1462. 

  1463. <tr class="a">
    1464. 

  1464. <th align="left"> JIRA </th>
    1465. 

  1465. <th align="left"> Summary </th>
    1466. 

  1466. <th align="left"> Priority </th>
    1467. 

  1467. <th align="left"> Component </th>
    1468. 

  1468. <th align="left"> Reporter </th>
    1469. 

  1469. <th align="left"> Contributor </th></tr>
    1470. 

  1470. </thead><tbody>
    1471. 

  1471. 

  1472. <tr class="b">
    1473. 

  1473. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2073">MAPREDUCE-2073</a> </td>
    1474. 

  1474. <td align="left"> TestTrackerDistributedCacheManager should be up-front about requirements on build environment </td>
    1475. 

  1475. <td align="left">  Trivial </td>
    1476. 

  1476. <td align="left"> distributed-cache, test </td>
    1477. 

  1477. <td align="left"> Todd Lipcon </td>
    1478. 

  1478. <td align="left"> Todd Lipcon </td></tr>
    1479. 

  1479. <tr class="a">
    1480. 

  1480. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-2332">HDFS-2332</a> </td>
    1481. 

  1481. <td align="left"> Add test for HADOOP-7629: using an immutable FsPermission as an IPC parameter </td>
    1482. 

  1482. <td align="left">  Major </td>
    1483. 

  1483. <td align="left"> test </td>
    1484. 

  1484. <td align="left"> Todd Lipcon </td>
    1485. 

  1485. <td align="left"> Todd Lipcon </td></tr>
    1486. 

  1486. <tr class="b">
    1487. 

  1487. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HDFS-3129">HDFS-3129</a> </td>
    1488. 

  1488. <td align="left"> NetworkTopology: add test that getLeaf should check for invalid topologies </td>
    1489. 

  1489. <td align="left">  Minor </td>
    1490. 

  1490. <td align="left"> . </td>
    1491. 

  1491. <td align="left"> Colin P. McCabe </td>
    1492. 

  1492. <td align="left"> Colin P. McCabe </td></tr>
    1493. 

  1493. <tr class="a">
    1494. 

  1494. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7942">HADOOP-7942</a> </td>
    1495. 

  1495. <td align="left"> enabling clover coverage reports fails hadoop unit test compilation </td>
    1496. 

  1496. <td align="left">  Major </td>
    1497. 

  1497. <td align="left"> . </td>
    1498. 

  1498. <td align="left"> Giridharan Kesavan </td>
    1499. 

  1499. <td align="left"> Jitendra Nath Pandey </td></tr>
    1500. 

  1500. </tbody>
    1501. 

  1501. </table></section><section>
    1502. 

  1502. <h3><a name="SUB-TASKS:"></a>SUB-TASKS:</h3>
    1503. 

  1503. <table border="0" class="bodyTable">
    1504. 

  1504. <thead>
    1505. 

  1505. 

  1506. <tr class="a">
    1507. 

  1507. <th align="left"> JIRA </th>
    1508. 

  1508. <th align="left"> Summary </th>
    1509. 

  1509. <th align="left"> Priority </th>
    1510. 

  1510. <th align="left"> Component </th>
    1511. 

  1511. <th align="left"> Reporter </th>
    1512. 

  1512. <th align="left"> Contributor </th></tr>
    1513. 

  1513. </thead><tbody>
    1514. 

  1514. 

  1515. <tr class="b">
    1516. 

  1516. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3008">MAPREDUCE-3008</a> </td>
    1517. 

  1517. <td align="left"> [Gridmix] Improve cumulative CPU usage emulation for short running tasks </td>
    1518. 

  1518. <td align="left">  Major </td>
    1519. 

  1519. <td align="left"> contrib/gridmix </td>
    1520. 

  1520. <td align="left"> Amar Kamat </td>
    1521. 

  1521. <td align="left"> Amar Kamat </td></tr>
    1522. 

  1522. <tr class="a">
    1523. 

  1523. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2957">MAPREDUCE-2957</a> </td>
    1524. 

  1524. <td align="left"> The TT should not re-init if it has no good local dirs </td>
    1525. 

  1525. <td align="left">  Major </td>
    1526. 

  1526. <td align="left"> tasktracker </td>
    1527. 

  1527. <td align="left"> Eli Collins </td>
    1528. 

  1528. <td align="left"> Eli Collins </td></tr>
    1529. 

  1529. <tr class="b">
    1530. 

  1530. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/HADOOP-7753">HADOOP-7753</a> </td>
    1531. 

  1531. <td align="left"> Support fadvise and sync_data_range in NativeIO, add ReadaheadPool class </td>
    1532. 

  1532. <td align="left">  Major </td>
    1533. 

  1533. <td align="left"> io, native, performance </td>
    1534. 

  1534. <td align="left"> Todd Lipcon </td>
    1535. 

  1535. <td align="left"> Todd Lipcon </td></tr>
    1536. 

  1536. <tr class="a">
    1537. 

  1537. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2850">MAPREDUCE-2850</a> </td>
    1538. 

  1538. <td align="left"> Add test for TaskTracker disk failure handling (MR-2413) </td>
    1539. 

  1539. <td align="left">  Major </td>
    1540. 

  1540. <td align="left"> tasktracker </td>
    1541. 

  1541. <td align="left"> Eli Collins </td>
    1542. 

  1542. <td align="left"> Ravi Gummadi </td></tr>
    1543. 

  1543. <tr class="b">
    1544. 

  1544. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3015">MAPREDUCE-3015</a> </td>
    1545. 

  1545. <td align="left"> Add local dir failure info to metrics and the web UI </td>
    1546. 

  1546. <td align="left">  Major </td>
    1547. 

  1547. <td align="left"> tasktracker </td>
    1548. 

  1548. <td align="left"> Eli Collins </td>
    1549. 

  1549. <td align="left"> Eli Collins </td></tr>
    1550. 

  1550. <tr class="a">
    1551. 

  1551. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-3424">MAPREDUCE-3424</a> </td>
    1552. 

  1552. <td align="left"> Some LinuxTaskController cleanup </td>
    1553. 

  1553. <td align="left">  Minor </td>
    1554. 

  1554. <td align="left"> tasktracker </td>
    1555. 

  1555. <td align="left"> Eli Collins </td>
    1556. 

  1556. <td align="left"> Eli Collins </td></tr>
    1557. 

  1557. </tbody>
    1558. 

  1558. </table></section><section>
    1559. 

  1559. <h3><a name="OTHER:"></a>OTHER:</h3>
    1560. 

  1560. <table border="0" class="bodyTable">
    1561. 

  1561. <thead>
    1562. 

  1562. 

  1563. <tr class="a">
    1564. 

  1564. <th align="left"> JIRA </th>
    1565. 

  1565. <th align="left"> Summary </th>
    1566. 

  1566. <th align="left"> Priority </th>
    1567. 

  1567. <th align="left"> Component </th>
    1568. 

  1568. <th align="left"> Reporter </th>
    1569. 

  1569. <th align="left"> Contributor </th></tr>
    1570. 

  1570. </thead><tbody>
    1571. 

  1571. 

  1572. <tr class="b">
    1573. 

  1573. <td align="left"> <a class="externalLink" href="https://issues.apache.org/jira/browse/MAPREDUCE-2517">MAPREDUCE-2517</a> </td>
    1574. 

  1574. <td align="left"> Porting Gridmix v3 system tests into trunk branch. </td>
    1575. 

  1575. <td align="left">  Major </td>
    1576. 

  1576. <td align="left"> contrib/gridmix </td>
    1577. 

  1577. <td align="left"> Vinay Kumar Thota </td>
    1578. 

  1578. <td align="left"> Vinay Kumar Thota </td></tr>
    1579. 

  1579. </tbody>
    1580. 

  1580. </table></section></section>
    1581. 

  1581.       </div>
    1582. 

  1582.     </div>
    1583. 

  1583.     <div class="clear">
    1584. 

  1584.       <hr/>
    1585. 

  1585.     </div>
    1586. 

  1586.     <div id="footer">
    1587. 

  1587.       <div class="xright">
    1588. 

  1588.         &#169;            2008-2025
    1589. 

  1589.               Apache Software Foundation
    1590. 

  1590.             
    1591. 

  1591.                           - <a href="http://maven.apache.org/privacy-policy.html">Privacy Policy</a>.
    1592. 

  1592.         Apache Maven, Maven, Apache, the Apache feather logo, and the Apache Maven project logos are trademarks of The Apache Software Foundation.
    1593. 

  1593.       </div>
    1594. 

  1594.       <div class="clear">
    1595. 

  1595.         <hr/>
    1596. 

  1596.       </div>
    1597. 

  1597.     </div>
    1598. 

  1598.   </body>
    1599. 

  1599. </html>
    1600.