Merge branch 'trunk' into HDFS-7240

Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/7d70e57a
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/7d70e57a
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/7d70e57a

Branch: refs/heads/HDFS-7240
Commit: 7d70e57a137622043033d37e16d478e9bc98d60d
Parents: ef84ac4 0a85d07
Author: Anu Engineer <aengin...@apache.org>
Authored: Thu Oct 13 15:15:30 2016 -0700
Committer: Anu Engineer <aengin...@apache.org>
Committed: Thu Oct 13 15:15:30 2016 -0700

----------------------------------------------------------------------
 .gitignore                                      |    2 +
 .../server/KerberosAuthenticationHandler.java   |    7 +-
 .../util/RolloverSignerSecretProvider.java      |    2 +-
 .../util/TestZKSignerSecretProvider.java        |  221 +-
 .../dev-support/findbugsExcludeFile.xml         |    5 +
 hadoop-common-project/hadoop-common/pom.xml     |    1 +
 .../org/apache/hadoop/conf/ConfServlet.java     |   19 +-
 .../org/apache/hadoop/conf/Configuration.java   |  307 ++-
 .../apache/hadoop/fs/CachingGetSpaceUsed.java   |    3 +-
 .../apache/hadoop/fs/DFCachingGetSpaceUsed.java |   48 +
 .../src/main/java/org/apache/hadoop/fs/DU.java  |    8 +-
 .../apache/hadoop/fs/FileEncryptionInfo.java    |   21 +
 .../java/org/apache/hadoop/fs/FileSystem.java   |   10 +-
 .../java/org/apache/hadoop/fs/TrashPolicy.java  |   36 +-
 .../apache/hadoop/fs/TrashPolicyDefault.java    |   15 +
 .../apache/hadoop/fs/permission/AclEntry.java   |   24 +-
 .../hadoop/fs/permission/AclEntryScope.java     |    2 +-
 .../hadoop/fs/permission/AclEntryType.java      |   23 +-
 .../apache/hadoop/fs/permission/AclStatus.java  |    2 +-
 .../org/apache/hadoop/fs/shell/AclCommands.java |    6 +-
 .../apache/hadoop/io/compress/SnappyCodec.java  |   30 +-
 .../org/apache/hadoop/ipc/ExternalCall.java     |   88 +
 .../main/java/org/apache/hadoop/ipc/Server.java |   63 +-
 .../apache/hadoop/ipc/WritableRpcEngine.java    |    5 +-
 .../java/org/apache/hadoop/log/LogLevel.java    |    9 +-
 .../org/apache/hadoop/net/NetworkTopology.java  |    2 +-
 .../org/apache/hadoop/security/Credentials.java |    8 +-
 .../hadoop/security/KerberosAuthException.java  |  118 +
 .../hadoop/security/UGIExceptionMessages.java   |   46 +
 .../hadoop/security/UserGroupInformation.java   |  203 +-
 .../org/apache/hadoop/security/token/Token.java |   60 +-
 .../src/main/resources/core-default.xml         |    6 +-
 .../src/site/markdown/CommandsManual.md         |    4 +-
 .../src/site/markdown/FileSystemShell.md        |    3 +-
 .../src/site/markdown/filesystem/filesystem.md  |   77 +-
 .../org/apache/hadoop/conf/TestConfServlet.java |  122 +-
 .../apache/hadoop/conf/TestConfiguration.java   |  164 +-
 .../apache/hadoop/fs/FileContextURIBase.java    |    4 +-
 .../hadoop/fs/TestDFCachingGetSpaceUsed.java    |   75 +
 .../hadoop/fs/TestFileSystemInitialization.java |   12 +-
 .../java/org/apache/hadoop/fs/TestTrash.java    |    4 +
 .../AbstractContractRootDirectoryTest.java      |   34 +-
 .../hadoop/fs/contract/ContractTestUtils.java   |   39 +
 .../hadoop/ha/TestZKFailoverController.java     |   34 +-
 .../java/org/apache/hadoop/ipc/TestRPC.java     |   87 +
 .../security/TestUserGroupInformation.java      |   33 +-
 .../hadoop/crypto/key/kms/server/KMS.java       |  665 +++--
 .../java/org/apache/hadoop/hdfs/DFSClient.java  |    4 +-
 .../hadoop/hdfs/DistributedFileSystem.java      |   30 +
 .../apache/hadoop/hdfs/client/HdfsAdmin.java    |   21 +-
 .../hdfs/shortcircuit/ShortCircuitCache.java    |   88 +-
 .../hdfs/web/resources/AclPermissionParam.java  |   23 +-
 hadoop-hdfs-project/hadoop-hdfs-httpfs/pom.xml  |    1 -
 .../hadoop/fs/http/server/FSOperations.java     |    9 +-
 .../service/hadoop/FileSystemAccessService.java |    6 +-
 .../src/main/native/libhdfs/include/hdfs/hdfs.h |    1 +
 .../src/contrib/bkjournal/README.txt            |   66 -
 .../dev-support/findbugsExcludeFile.xml         |    5 -
 .../hadoop-hdfs/src/contrib/bkjournal/pom.xml   |  175 --
 .../bkjournal/BookKeeperEditLogInputStream.java |  264 --
 .../BookKeeperEditLogOutputStream.java          |  188 --
 .../bkjournal/BookKeeperJournalManager.java     |  893 -------
 .../contrib/bkjournal/CurrentInprogress.java    |  160 --
 .../bkjournal/EditLogLedgerMetadata.java        |  217 --
 .../hadoop/contrib/bkjournal/MaxTxId.java       |  103 -
 .../bkjournal/src/main/proto/bkjournal.proto    |   49 -
 .../hadoop/contrib/bkjournal/BKJMUtil.java      |  184 --
 .../bkjournal/TestBookKeeperAsHASharedDir.java  |  414 ---
 .../bkjournal/TestBookKeeperConfiguration.java  |  174 --
 .../bkjournal/TestBookKeeperEditLogStreams.java |   92 -
 .../bkjournal/TestBookKeeperHACheckpoints.java  |  109 -
 .../bkjournal/TestBookKeeperJournalManager.java |  984 -------
 .../TestBookKeeperSpeculativeRead.java          |  167 --
 .../bkjournal/TestBootstrapStandbyWithBKJM.java |  170 --
 .../bkjournal/TestCurrentInprogress.java        |  160 --
 .../hdfs/server/namenode/FSEditLogTestUtil.java |   40 -
 .../src/test/resources/log4j.properties         |   55 -
 .../org/apache/hadoop/hdfs/DFSConfigKeys.java   |    6 +
 .../java/org/apache/hadoop/hdfs/HAUtil.java     |    5 +-
 .../server/blockmanagement/BlockManager.java    |   37 +-
 .../BlockPlacementPolicyDefault.java            |    5 +-
 .../blockmanagement/DecommissionManager.java    |   29 +-
 .../hdfs/server/common/HdfsServerConstants.java |    2 +-
 .../hadoop/hdfs/server/common/Storage.java      |   22 +
 .../server/datanode/BlockPoolSliceStorage.java  |   20 +-
 .../hdfs/server/datanode/BlockScanner.java      |    8 +-
 .../hadoop/hdfs/server/datanode/DataNode.java   |   34 +-
 .../hdfs/server/datanode/DataStorage.java       |   34 +-
 .../hdfs/server/datanode/DirectoryScanner.java  |  320 +--
 .../hdfs/server/datanode/DiskBalancer.java      |   25 +-
 .../hdfs/server/datanode/LocalReplica.java      |    2 +-
 .../hdfs/server/datanode/ReplicaInfo.java       |    2 +-
 .../hdfs/server/datanode/StorageLocation.java   |   32 +-
 .../hdfs/server/datanode/VolumeScanner.java     |   27 +-
 .../erasurecode/StripedBlockReader.java         |    2 +-
 .../server/datanode/fsdataset/FsDatasetSpi.java |    5 +-
 .../server/datanode/fsdataset/FsVolumeSpi.java  |  234 +-
 .../impl/FsDatasetAsyncDiskService.java         |   40 +-
 .../datanode/fsdataset/impl/FsDatasetImpl.java  |  136 +-
 .../datanode/fsdataset/impl/FsVolumeImpl.java   |  233 +-
 .../fsdataset/impl/FsVolumeImplBuilder.java     |   65 +
 .../datanode/fsdataset/impl/FsVolumeList.java   |   44 +-
 .../impl/RamDiskAsyncLazyPersistService.java    |   79 +-
 .../fsdataset/impl/VolumeFailureInfo.java       |   13 +-
 .../hdfs/server/namenode/CacheManager.java      |   12 +-
 .../ContentSummaryComputationContext.java       |   94 +-
 .../namenode/EncryptionFaultInjector.java       |    6 +
 .../server/namenode/EncryptionZoneManager.java  |   25 +-
 .../hadoop/hdfs/server/namenode/FSDirAclOp.java |    4 +-
 .../hdfs/server/namenode/FSDirAttrOp.java       |  110 +-
 .../hdfs/server/namenode/FSDirDeleteOp.java     |   67 +-
 .../server/namenode/FSDirEncryptionZoneOp.java  |  148 +-
 .../server/namenode/FSDirErasureCodingOp.java   |    2 +-
 .../hdfs/server/namenode/FSDirMkdirOp.java      |    2 +-
 .../hdfs/server/namenode/FSDirRenameOp.java     |   16 +-
 .../hdfs/server/namenode/FSDirSnapshotOp.java   |   22 +-
 .../server/namenode/FSDirStatAndListingOp.java  |  281 +-
 .../hdfs/server/namenode/FSDirSymlinkOp.java    |    2 +-
 .../hdfs/server/namenode/FSDirWriteFileOp.java  |  163 +-
 .../hdfs/server/namenode/FSDirXAttrOp.java      |   27 +-
 .../hdfs/server/namenode/FSDirectory.java       |   33 +-
 .../hdfs/server/namenode/FSEditLogLoader.java   |   94 +-
 .../hdfs/server/namenode/FSNamesystem.java      |  290 +--
 .../hdfs/server/namenode/FSNamesystemLock.java  |  187 +-
 .../hadoop/hdfs/server/namenode/INode.java      |    1 +
 .../server/namenode/INodeAttributeProvider.java |   10 +-
 .../hdfs/server/namenode/INodeDirectory.java    |   11 +-
 .../hadoop/hdfs/server/namenode/INodeFile.java  |    1 +
 .../hdfs/server/namenode/INodeReference.java    |    2 +
 .../hdfs/server/namenode/INodeSymlink.java      |    1 +
 .../hdfs/server/namenode/INodesInPath.java      |    7 +-
 .../hadoop/hdfs/server/namenode/NameNode.java   |   12 +-
 .../hdfs/server/namenode/NameNodeRpcServer.java |    6 +-
 .../hdfs/server/namenode/NamenodeFsck.java      |   23 +-
 .../hdfs/server/namenode/XAttrStorage.java      |    7 +-
 .../ha/RequestHedgingProxyProvider.java         |   25 +-
 .../snapshot/DirectorySnapshottableFeature.java |    9 +-
 .../snapshot/DirectoryWithSnapshotFeature.java  |   14 +-
 .../hdfs/server/namenode/snapshot/Snapshot.java |    1 +
 .../server/namenode/top/metrics/TopMetrics.java |   67 +-
 .../web/resources/NamenodeWebHdfsMethods.java   |  150 +-
 .../apache/hadoop/hdfs/tools/CryptoAdmin.java   |   51 +-
 .../org/apache/hadoop/hdfs/tools/DFSAdmin.java  |   10 +-
 .../org/apache/hadoop/hdfs/web/JsonUtil.java    |    2 +-
 .../src/main/resources/hdfs-default.xml         |   21 +-
 .../src/site/markdown/ExtendedAttributes.md     |    4 +-
 .../src/site/markdown/HDFSCommands.md           |    2 +-
 .../src/site/markdown/HDFSErasureCoding.md      |   26 +-
 .../markdown/HDFSHighAvailabilityWithNFS.md     |  114 -
 .../src/site/markdown/TransparentEncryption.md  |   16 +
 .../hadoop-hdfs/src/site/markdown/WebHDFS.md    |    2 +-
 .../hadoop/fs/TestEnhancedByteBufferAccess.java |   17 +-
 .../hadoop/hdfs/TestBalancerBandwidth.java      |   57 +-
 .../hadoop/hdfs/TestDFSClientRetries.java       |    4 +-
 .../org/apache/hadoop/hdfs/TestDFSShell.java    | 2066 +++++++--------
 .../apache/hadoop/hdfs/TestEncryptionZones.java |  109 +-
 .../org/apache/hadoop/hdfs/TestFileAppend4.java |    3 +-
 .../apache/hadoop/hdfs/TestFileCorruption.java  |   61 +
 .../hadoop/hdfs/TestLeaseRecoveryStriped.java   |    1 +
 .../blockmanagement/TestBlockTokenWithDFS.java  |    3 +-
 .../TestNameNodePrunesMissingStorages.java      |   15 +-
 ...constructStripedBlocksWithRackAwareness.java |  158 +-
 .../server/datanode/SimulatedFSDataset.java     |   46 +-
 .../hdfs/server/datanode/TestBlockScanner.java  |    3 +-
 .../datanode/TestDataNodeHotSwapVolumes.java    |   15 +-
 .../datanode/TestDataNodeVolumeFailure.java     |   12 +-
 .../TestDataNodeVolumeFailureReporting.java     |   10 +
 .../server/datanode/TestDirectoryScanner.java   |   76 +-
 .../hdfs/server/datanode/TestDiskError.java     |    2 +-
 .../extdataset/ExternalDatasetImpl.java         |   10 +-
 .../datanode/extdataset/ExternalVolumeImpl.java |   44 +-
 .../fsdataset/impl/FsDatasetImplTestUtils.java  |    9 +-
 .../fsdataset/impl/TestFsDatasetImpl.java       |   69 +-
 .../fsdataset/impl/TestFsVolumeList.java        |   83 +-
 .../server/diskbalancer/TestDiskBalancer.java   |   44 +-
 .../TestDiskBalancerWithMockMover.java          |    4 +-
 .../server/namenode/TestCacheDirectives.java    |   10 +
 .../hdfs/server/namenode/TestFSDirectory.java   |   48 +
 .../hdfs/server/namenode/TestFSNamesystem.java  |  292 ---
 .../server/namenode/TestFSNamesystemLock.java   |  317 +++
 .../hadoop/hdfs/server/namenode/TestFsck.java   | 2403 +++++++++---------
 .../server/namenode/TestNamenodeRetryCache.java |   25 +-
 .../server/namenode/TestSnapshotPathINodes.java |   22 +
 .../ha/TestRequestHedgingProxyProvider.java     |   18 +-
 .../server/namenode/metrics/TestTopMetrics.java |   63 +
 .../snapshot/TestRenameWithSnapshots.java       |  199 ++
 .../web/resources/TestWebHdfsDataLocality.java  |   25 +-
 .../shortcircuit/TestShortCircuitCache.java     |    9 +-
 .../apache/hadoop/hdfs/tools/TestDFSAdmin.java  |  166 +-
 .../src/test/resources/testCryptoConf.xml       |   90 +
 hadoop-hdfs-project/pom.xml                     |    1 -
 .../hadoop/mapreduce/v2/app/MRAppMaster.java    |   90 +-
 .../hadoop/mapreduce/v2/app/TestRecovery.java   |   66 +
 .../mapreduce/v2/app/webapp/TestAMWebApp.java   |    8 +-
 .../apache/hadoop/mapreduce/MRJobConfig.java    |    2 +-
 .../src/main/resources/mapred-default.xml       |   10 +-
 .../apache/hadoop/mapred/JobClientUnitTest.java |   34 +-
 .../hadoop/examples/terasort/TeraGen.java       |    3 +
 .../examples/terasort/TeraOutputFormat.java     |   20 +-
 .../hadoop/examples/terasort/TeraSort.java      |    3 +
 .../plugin/versioninfo/VersionInfoMojo.java     |    2 +-
 hadoop-project-dist/pom.xml                     |   17 -
 hadoop-project/pom.xml                          |   30 +-
 .../dev-support/findbugs-exclude.xml            |   18 +
 hadoop-tools/hadoop-aliyun/pom.xml              |  154 ++
 .../aliyun/oss/AliyunCredentialsProvider.java   |   87 +
 .../fs/aliyun/oss/AliyunOSSFileSystem.java      |  580 +++++
 .../fs/aliyun/oss/AliyunOSSFileSystemStore.java |  516 ++++
 .../fs/aliyun/oss/AliyunOSSInputStream.java     |  260 ++
 .../fs/aliyun/oss/AliyunOSSOutputStream.java    |  111 +
 .../hadoop/fs/aliyun/oss/AliyunOSSUtils.java    |  167 ++
 .../apache/hadoop/fs/aliyun/oss/Constants.java  |  113 +
 .../hadoop/fs/aliyun/oss/package-info.java      |   22 +
 .../site/markdown/tools/hadoop-aliyun/index.md  |  294 +++
 .../fs/aliyun/oss/AliyunOSSTestUtils.java       |   77 +
 .../fs/aliyun/oss/TestAliyunCredentials.java    |   78 +
 .../oss/TestAliyunOSSFileSystemContract.java    |  239 ++
 .../oss/TestAliyunOSSFileSystemStore.java       |  125 +
 .../fs/aliyun/oss/TestAliyunOSSInputStream.java |  145 ++
 .../aliyun/oss/TestAliyunOSSOutputStream.java   |   91 +
 .../aliyun/oss/contract/AliyunOSSContract.java  |   49 +
 .../contract/TestAliyunOSSContractCreate.java   |   35 +
 .../contract/TestAliyunOSSContractDelete.java   |   34 +
 .../contract/TestAliyunOSSContractDistCp.java   |   44 +
 .../TestAliyunOSSContractGetFileStatus.java     |   35 +
 .../contract/TestAliyunOSSContractMkdir.java    |   34 +
 .../oss/contract/TestAliyunOSSContractOpen.java |   34 +
 .../contract/TestAliyunOSSContractRename.java   |   35 +
 .../contract/TestAliyunOSSContractRootDir.java  |   69 +
 .../oss/contract/TestAliyunOSSContractSeek.java |   34 +
 .../src/test/resources/contract/aliyun-oss.xml  |  115 +
 .../src/test/resources/core-site.xml            |   46 +
 .../src/test/resources/log4j.properties         |   23 +
 hadoop-tools/hadoop-aws/pom.xml                 |   12 +
 .../org/apache/hadoop/fs/s3a/S3AFileSystem.java |  104 +-
 .../java/org/apache/hadoop/fs/s3a/S3AUtils.java |   17 +
 .../src/site/markdown/tools/hadoop-aws/index.md |   42 +-
 .../hadoop/fs/s3a/ITestS3AFailureHandling.java  |   55 -
 .../hadoop/fs/s3a/ITestS3AMiscOperations.java   |   63 +
 .../fs/s3a/TestS3AExceptionTranslation.java     |  127 +
 hadoop-tools/hadoop-azure-datalake/pom.xml      |    4 +
 ...ClientCredentialBasedAccesTokenProvider.java |    5 +-
 hadoop-tools/hadoop-azure/pom.xml               |    6 +-
 .../hadoop/fs/azure/NativeAzureFileSystem.java  |   16 +-
 .../apache/hadoop/tools/DistCpConstants.java    |   12 +-
 .../hadoop/tools/mapred/CopyCommitter.java      |    5 +-
 .../hadoop/tools/TestDistCpWithRawXAttrs.java   |   45 +-
 .../hadoop/tools/util/DistCpTestUtils.java      |   32 +-
 hadoop-tools/hadoop-kafka/pom.xml               |    2 +-
 hadoop-tools/hadoop-openstack/pom.xml           |   18 +-
 .../swift/auth/ApiKeyAuthenticationRequest.java |    2 +-
 .../fs/swift/auth/entities/AccessToken.java     |    2 +-
 .../hadoop/fs/swift/auth/entities/Catalog.java  |    2 +-
 .../hadoop/fs/swift/auth/entities/Endpoint.java |    2 +-
 .../hadoop/fs/swift/auth/entities/Tenant.java   |    2 +-
 .../hadoop/fs/swift/auth/entities/User.java     |    2 +-
 .../snative/SwiftNativeFileSystemStore.java     |    3 +-
 .../apache/hadoop/fs/swift/util/JSONUtil.java   |   24 +-
 hadoop-tools/hadoop-rumen/pom.xml               |    9 +
 .../apache/hadoop/tools/rumen/Anonymizer.java   |   23 +-
 .../hadoop/tools/rumen/HadoopLogsAnalyzer.java  |    3 +-
 .../tools/rumen/JsonObjectMapperParser.java     |   17 +-
 .../tools/rumen/JsonObjectMapperWriter.java     |   21 +-
 .../apache/hadoop/tools/rumen/LoggedJob.java    |    2 +-
 .../hadoop/tools/rumen/LoggedLocation.java      |    2 +-
 .../tools/rumen/LoggedNetworkTopology.java      |    2 +-
 .../rumen/LoggedSingleRelativeRanking.java      |    4 +-
 .../apache/hadoop/tools/rumen/LoggedTask.java   |    2 +-
 .../hadoop/tools/rumen/LoggedTaskAttempt.java   |    2 +-
 .../hadoop/tools/rumen/datatypes/NodeName.java  |    2 +-
 .../rumen/serializers/BlockingSerializer.java   |   10 +-
 .../DefaultAnonymizingRumenSerializer.java      |    8 +-
 .../serializers/DefaultRumenSerializer.java     |    9 +-
 .../serializers/ObjectStringSerializer.java     |   10 +-
 .../apache/hadoop/tools/rumen/state/State.java  |    2 +-
 .../tools/rumen/state/StateDeserializer.java    |   14 +-
 .../hadoop/tools/rumen/state/StatePool.java     |   36 +-
 .../hadoop/tools/rumen/TestHistograms.java      |   13 +-
 hadoop-tools/hadoop-sls/pom.xml                 |    4 +
 .../hadoop/yarn/sls/RumenToSLSConverter.java    |    8 +-
 .../org/apache/hadoop/yarn/sls/SLSRunner.java   |    7 +-
 .../apache/hadoop/yarn/sls/utils/SLSUtils.java  |   10 +-
 hadoop-tools/hadoop-tools-dist/pom.xml          |    6 +
 hadoop-tools/pom.xml                            |    1 +
 .../yarn/api/records/ReservationDefinition.java |   44 +-
 .../org/apache/hadoop/yarn/api/records/URL.java |   58 +-
 .../hadoop/yarn/conf/YarnConfiguration.java     |   20 +-
 .../ReplaceLabelsOnNodeRequest.java             |    8 +
 ..._server_resourcemanager_service_protos.proto |    2 +-
 .../src/main/proto/yarn_protos.proto            |    1 +
 .../apache/hadoop/yarn/api/records/TestURL.java |   99 +
 .../yarn/client/api/impl/AMRMClientImpl.java    |   10 +-
 .../impl/ContainerManagementProtocolProxy.java  |    7 +-
 .../hadoop/yarn/client/cli/RMAdminCLI.java      |   39 +-
 .../TestOpportunisticContainerAllocation.java   |  398 +++
 .../hadoop/yarn/client/cli/TestRMAdminCLI.java  |    3 +-
 .../impl/pb/ReservationDefinitionPBImpl.java    |   31 +
 .../pb/ReplaceLabelsOnNodeRequestPBImpl.java    |   14 +-
 .../yarn/util/ProcfsBasedProcessTree.java       |   26 +-
 .../hadoop/yarn/webapp/YarnWebParams.java       |    1 +
 .../src/main/resources/yarn-default.xml         |    4 +-
 .../hadoop/yarn/api/BasePBImplRecordsTest.java  |  264 ++
 .../hadoop/yarn/api/TestPBImplRecords.java      |  259 +-
 .../yarn/util/TestProcfsBasedProcessTree.java   |   46 +-
 ...pplicationHistoryManagerOnTimelineStore.java |   14 +-
 ...pplicationHistoryManagerOnTimelineStore.java |   14 +-
 .../OpportunisticContainerAllocator.java        |   22 +-
 .../OpportunisticContainerContext.java          |   49 +-
 .../yarn/server/nodemanager/NodeManager.java    |    3 +-
 .../amrmproxy/DefaultRequestInterceptor.java    |    4 +-
 .../scheduler/DistributedScheduler.java         |   59 +-
 .../impl/container-executor.c                   |   46 +-
 .../impl/container-executor.h                   |   10 +-
 .../main/native/container-executor/impl/main.c  |  264 +-
 .../server/resourcemanager/AdminService.java    |   46 +
 .../resourcemanager/EmbeddedElectorService.java |   59 +-
 ...pportunisticContainerAllocatorAMService.java |  215 +-
 .../server/resourcemanager/RMAppManager.java    |    2 +-
 .../server/resourcemanager/RMServerUtils.java   |    5 +-
 .../server/resourcemanager/ResourceManager.java |   12 +-
 .../server/resourcemanager/rmapp/RMAppImpl.java |    2 +-
 .../scheduler/AbstractYarnScheduler.java        |  416 +--
 .../scheduler/SchedulerApplicationAttempt.java  |   66 +-
 .../scheduler/capacity/CapacityScheduler.java   | 1729 +++++++------
 .../scheduler/capacity/LeafQueue.java           |   16 +
 .../scheduler/common/fica/FiCaSchedulerApp.java |    4 +
 .../distributed/NodeQueueLoadMonitor.java       |   45 +-
 .../scheduler/fair/FSLeafQueue.java             |    2 +-
 .../scheduler/fair/FSParentQueue.java           |    6 +-
 .../scheduler/fair/FairScheduler.java           | 1047 ++++----
 .../resourcemanager/webapp/ErrorBlock.java      |   39 +
 .../server/resourcemanager/webapp/RMWebApp.java |    1 +
 .../webapp/RedirectionErrorPage.java            |   47 +
 .../resourcemanager/webapp/RmController.java    |    4 +
 .../webapp/dao/ReservationDefinitionInfo.java   |   11 +
 ...pportunisticContainerAllocatorAMService.java |   10 +-
 .../resourcemanager/TestRMAdminService.java     |  103 +-
 .../resourcemanager/TestRMEmbeddedElector.java  |  191 ++
 .../reservation/ReservationSystemTestUtil.java  |   10 +-
 .../security/TestDelegationTokenRenewer.java    |   24 +-
 .../webapp/TestRedirectionErrorPage.java        |   68 +
 .../yarn/server/webproxy/ProxyUriUtils.java     |   53 +-
 .../server/webproxy/WebAppProxyServlet.java     |  274 +-
 .../server/webproxy/amfilter/AmIpFilter.java    |   64 +-
 .../server/webproxy/TestWebAppProxyServlet.java |   24 +-
 .../server/webproxy/amfilter/TestAmFilter.java  |   29 +-
 .../src/site/markdown/ResourceManagerRest.md    |    3 +
 pom.xml                                         |    1 -
 348 files changed, 16384 insertions(+), 12702 deletions(-)
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/7d70e57a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/common/HdfsServerConstants.java
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/7d70e57a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
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