See <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/418/changes>
Changes: [jing9] HDFS-9112. Improve error message for Haadmin when multiple name service IDs are configured. Contributed by Anu Engineer. [rkanter] MAPREDUCE-6480. archive-logs tool may miss applications (rkanter) ------------------------------------------ [...truncated 9210 lines...] Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.889 sec - in org.apache.hadoop.hdfs.util.TestDiff Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.util.TestExactSizeInputStream Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.073 sec - in org.apache.hadoop.hdfs.util.TestExactSizeInputStream Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocol.TestExtendedBlock Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.081 sec - in org.apache.hadoop.hdfs.protocol.TestExtendedBlock Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocol.TestAnnotations Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.128 sec - in org.apache.hadoop.hdfs.protocol.TestAnnotations Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocol.TestBlockListAsLongs Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.997 sec - in org.apache.hadoop.hdfs.protocol.TestBlockListAsLongs Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocol.TestLayoutVersion Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.283 sec - in org.apache.hadoop.hdfs.protocol.TestLayoutVersion Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocol.datatransfer.sasl.TestSaslDataTransfer Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 22.906 sec - in org.apache.hadoop.hdfs.protocol.datatransfer.sasl.TestSaslDataTransfer Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocol.datatransfer.TestPacketReceiver Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.427 sec - in org.apache.hadoop.hdfs.protocol.datatransfer.TestPacketReceiver Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDatanodeRegistration Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 10.597 sec - in org.apache.hadoop.hdfs.TestDatanodeRegistration Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDFSPacket Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.104 sec - in org.apache.hadoop.hdfs.TestDFSPacket Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDFSUpgradeFromImage Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 15.475 sec - in org.apache.hadoop.hdfs.TestDFSUpgradeFromImage Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestReadWhileWriting Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.502 sec - in org.apache.hadoop.hdfs.TestReadWhileWriting Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDFSStartupVersions Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 12.677 sec - in org.apache.hadoop.hdfs.TestDFSStartupVersions Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDefaultNameNodePort Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.673 sec - in org.apache.hadoop.hdfs.TestDefaultNameNodePort Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestFSInputChecker Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.43 sec - in org.apache.hadoop.hdfs.TestFSInputChecker Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDFSRollback Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 16.546 sec - in org.apache.hadoop.hdfs.TestDFSRollback Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.crypto.TestHdfsCryptoStreams Tests run: 14, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 23.023 sec - in org.apache.hadoop.hdfs.crypto.TestHdfsCryptoStreams Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestSafeMode Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 41.464 sec - in org.apache.hadoop.hdfs.TestSafeMode Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDFSAdminWithHA Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 27.859 sec - in org.apache.hadoop.hdfs.tools.TestDFSAdminWithHA Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForAcl Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 11.627 sec - in org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForAcl Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewer Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.561 sec - in org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewer Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.601 sec - in org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForContentSummary Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForXAttr Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.097 sec - in org.apache.hadoop.hdfs.tools.offlineImageViewer.TestOfflineImageViewerForXAttr Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDFSHAAdmin Tests run: 20, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.622 sec - in org.apache.hadoop.hdfs.tools.TestDFSHAAdmin Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestGetConf Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.536 sec - in org.apache.hadoop.hdfs.tools.TestGetConf Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDFSHAAdminMiniCluster Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 11.043 sec - in org.apache.hadoop.hdfs.tools.TestDFSHAAdminMiniCluster Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.offlineEditsViewer.TestOfflineEditsViewer Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 15.033 sec - in org.apache.hadoop.hdfs.tools.offlineEditsViewer.TestOfflineEditsViewer Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDFSZKFailoverController Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 21.129 sec - in org.apache.hadoop.hdfs.tools.TestDFSZKFailoverController Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestGetGroups Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.382 sec - in org.apache.hadoop.hdfs.tools.TestGetGroups Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDebugAdmin Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.473 sec - in org.apache.hadoop.hdfs.tools.TestDebugAdmin Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestStoragePolicyCommands Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.923 sec - in org.apache.hadoop.hdfs.tools.TestStoragePolicyCommands Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDFSAdmin Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 8.058 sec - in org.apache.hadoop.hdfs.tools.TestDFSAdmin Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.tools.TestDelegationTokenFetcher Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.285 sec - in org.apache.hadoop.hdfs.tools.TestDelegationTokenFetcher Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestBlockStoragePolicy Tests run: 20, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 43.985 sec - in org.apache.hadoop.hdfs.TestBlockStoragePolicy Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestCrcCorruption Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 20.614 sec - in org.apache.hadoop.hdfs.TestCrcCorruption Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDFSRename Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 15.726 sec - in org.apache.hadoop.hdfs.TestDFSRename Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestLargeBlock Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 17.499 sec - in org.apache.hadoop.hdfs.TestLargeBlock Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDatanodeConfig Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.948 sec - in org.apache.hadoop.hdfs.TestDatanodeConfig Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestWriteConfigurationToDFS Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 11.943 sec - in org.apache.hadoop.hdfs.TestWriteConfigurationToDFS Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestFileAppend2 Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 35.374 sec - in org.apache.hadoop.hdfs.TestFileAppend2 Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.protocolPB.TestPBHelper Tests run: 28, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.085 sec - in org.apache.hadoop.hdfs.protocolPB.TestPBHelper Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestSetrepIncreasing Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 31.92 sec - in org.apache.hadoop.hdfs.TestSetrepIncreasing Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDFSClientRetries Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 157.082 sec - in org.apache.hadoop.hdfs.TestDFSClientRetries Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestBlockReaderLocal Tests run: 37, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 41.066 sec - in org.apache.hadoop.hdfs.TestBlockReaderLocal Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestHdfsAdmin Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.11 sec - in org.apache.hadoop.hdfs.TestHdfsAdmin Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDataTransferKeepalive Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 18.538 sec - in org.apache.hadoop.hdfs.TestDataTransferKeepalive Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestEncryptedTransfer Tests run: 26, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 117.974 sec - in org.apache.hadoop.hdfs.TestEncryptedTransfer Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestDatanodeDeath Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 66.383 sec - in org.apache.hadoop.hdfs.TestDatanodeDeath Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=768m; support was removed in 8.0 Running org.apache.hadoop.hdfs.TestHDFSFileSystemContract Results : Failed tests: TestDataNodeMetrics.testDataNodeTimeSpend:288 null TestSeveralNameNodes.testCircularLinkedListWrites:90 Some writers didn't complete in expected runtime! Current writer state:[Circular Writer: directory: /test-2 target length: 50 current item: 46 done: false ] expected:<0> but was:<1> Tests in error: TestSpaceReservation.testWithDefaultBlockSize:207->createFileAndTestSpaceReservation:179 » NoClassDefFound TestSpaceReservation.testTmpSpaceReserve:407->performReReplication:472 » test... TestSpaceReservation.testWithNonDefaultBlockSize:214->createFileAndTestSpaceReservation:179 » NoClassDefFound TestFsck.testFsckSymlink:1242 NoClassDefFound org/apache/hadoop/fs/FileContext Tests run: 3383, Failures: 2, Errors: 3, Skipped: 15 [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Skipping Apache Hadoop HttpFS [INFO] This project has been banned from the build due to previous failures. [INFO] ------------------------------------------------------------------------ [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Skipping Apache Hadoop HDFS BookKeeper Journal [INFO] This project has been banned from the build due to previous failures. [INFO] ------------------------------------------------------------------------ [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Skipping Apache Hadoop HDFS-NFS [INFO] This project has been banned from the build due to previous failures. [INFO] ------------------------------------------------------------------------ [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Building Apache Hadoop HDFS Project 3.0.0-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] [INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ hadoop-hdfs-project --- [INFO] Deleting <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/target> [INFO] [INFO] --- maven-antrun-plugin:1.7:run (create-testdirs) @ hadoop-hdfs-project --- [INFO] Executing tasks main: [mkdir] Created dir: <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/target/test-dir> [INFO] Executed tasks [INFO] [INFO] --- maven-source-plugin:2.3:jar-no-fork (hadoop-java-sources) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-source-plugin:2.3:test-jar-no-fork (hadoop-java-sources) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-enforcer-plugin:1.3.1:enforce (dist-enforce) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-site-plugin:3.4:attach-descriptor (attach-descriptor) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-javadoc-plugin:2.8.1:jar (module-javadocs) @ hadoop-hdfs-project --- [INFO] Not executing Javadoc as the project is not a Java classpath-capable package [INFO] [INFO] --- maven-enforcer-plugin:1.3.1:enforce (depcheck) @ hadoop-hdfs-project --- [INFO] [INFO] --- maven-checkstyle-plugin:2.15:checkstyle (default-cli) @ hadoop-hdfs-project --- [INFO] [INFO] --- findbugs-maven-plugin:3.0.0:findbugs (default-cli) @ hadoop-hdfs-project --- [INFO] ------------------------------------------------------------------------ [INFO] Reactor Summary: [INFO] [INFO] Apache Hadoop HDFS Client ......................... SUCCESS [03:23 min] [INFO] Apache Hadoop HDFS ................................ FAILURE [ 02:57 h] [INFO] Apache Hadoop HttpFS .............................. SKIPPED [INFO] Apache Hadoop HDFS BookKeeper Journal ............. SKIPPED [INFO] Apache Hadoop HDFS-NFS ............................ SKIPPED [INFO] Apache Hadoop HDFS Project ........................ SUCCESS [ 0.427 s] [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 03:01 h [INFO] Finished at: 2015-09-26T01:14:40+00:00 [INFO] Final Memory: 73M/439M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project hadoop-hdfs: ExecutionException: java.lang.RuntimeException: The forked VM terminated without properly saying goodbye. VM crash or System.exit called? [ERROR] Command was /bin/sh -c cd <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/hadoop-hdfs> && /home/jenkins/tools/java/jdk1.8.0/jre/bin/java -Xmx4096m -XX:MaxPermSize=768m -XX:+HeapDumpOnOutOfMemoryError -jar <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/hadoop-hdfs/target/surefire/surefirebooter2370068900356819704.jar> <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/hadoop-hdfs/target/surefire/surefire3508918959111245941tmp> <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/hadoop-hdfs-project/hadoop-hdfs/target/surefire/surefire_3195113648368975126521tmp> [ERROR] -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException [ERROR] [ERROR] After correcting the problems, you can resume the build with the command [ERROR] mvn <goals> -rf :hadoop-hdfs Build step 'Execute shell' marked build as failure Archiving artifacts Sending artifact delta relative to Hadoop-Hdfs-trunk-Java8 #222 Archived 1 artifacts Archive block size is 32768 Received 0 blocks and 5328503 bytes Compression is 0.0% Took 2.9 sec Recording test results Updating HDFS-9112 Updating MAPREDUCE-6480