See <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/1294/changes>
Changes: [xgong] YARN-5088. Improve "yarn log" command-line to read the last K bytes for ------------------------------------------ [...truncated 6556 lines...] Running org.apache.hadoop.hdfs.TestDFSUpgrade Tests run: 26, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 78.06 sec - in org.apache.hadoop.hdfs.TestEncryptionZones Running org.apache.hadoop.hdfs.TestSnapshotCommands Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.455 sec - in org.apache.hadoop.hdfs.TestSnapshotCommands Running org.apache.hadoop.hdfs.TestDataTransferProtocol Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.959 sec - in org.apache.hadoop.hdfs.TestDataTransferProtocol Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure200 Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.399 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure200 Running org.apache.hadoop.hdfs.TestFileCreation Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 23.103 sec - in org.apache.hadoop.hdfs.TestDFSUpgrade Running org.apache.hadoop.hdfs.TestDFSInotifyEventInputStream Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 54.645 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure130 Running org.apache.hadoop.hdfs.TestDFSUpgradeFromImage Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 25.571 sec - in org.apache.hadoop.hdfs.TestDFSInotifyEventInputStream Running org.apache.hadoop.hdfs.TestEncryptionZonesWithKMS Tests run: 8, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 18.61 sec - in org.apache.hadoop.hdfs.TestDFSUpgradeFromImage Running org.apache.hadoop.hdfs.TestDecommission Tests run: 44, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 176.047 sec - in org.apache.hadoop.hdfs.TestHDFSFileSystemContract Running org.apache.hadoop.hdfs.TestDFSUtil Tests run: 31, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.263 sec - in org.apache.hadoop.hdfs.TestDFSUtil Running org.apache.hadoop.hdfs.TestGetBlocks Tests run: 23, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 104.964 sec - in org.apache.hadoop.hdfs.TestFileCreation Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure060 Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 47.256 sec - in org.apache.hadoop.hdfs.TestGetBlocks Running org.apache.hadoop.hdfs.TestMultiThreadedHflush Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 13.094 sec - in org.apache.hadoop.hdfs.TestMultiThreadedHflush Running org.apache.hadoop.hdfs.util.TestCyclicIteration Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.092 sec - in org.apache.hadoop.hdfs.util.TestCyclicIteration Running org.apache.hadoop.hdfs.util.TestBestEffortLongFile Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.317 sec - in org.apache.hadoop.hdfs.util.TestBestEffortLongFile Running org.apache.hadoop.hdfs.util.TestDiff Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.734 sec - in org.apache.hadoop.hdfs.util.TestDiff Running org.apache.hadoop.hdfs.util.TestStripedBlockUtil Tests run: 28, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 105.425 sec - in org.apache.hadoop.hdfs.TestEncryptionZonesWithKMS Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.513 sec - in org.apache.hadoop.hdfs.util.TestStripedBlockUtil Running org.apache.hadoop.hdfs.util.TestCombinedHostsFileReader Running org.apache.hadoop.hdfs.util.TestXMLUtils Tests run: 6, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.081 sec - in org.apache.hadoop.hdfs.util.TestXMLUtils Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.352 sec - in org.apache.hadoop.hdfs.util.TestCombinedHostsFileReader Running org.apache.hadoop.hdfs.util.TestLightWeightHashSet Running org.apache.hadoop.hdfs.util.TestMD5FileUtils Tests run: 14, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.208 sec - in org.apache.hadoop.hdfs.util.TestLightWeightHashSet Running org.apache.hadoop.hdfs.util.TestLightWeightLinkedSet Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.496 sec - in org.apache.hadoop.hdfs.util.TestMD5FileUtils Tests run: 17, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.232 sec - in org.apache.hadoop.hdfs.util.TestLightWeightLinkedSet Running org.apache.hadoop.hdfs.util.TestAtomicFileOutputStream Running org.apache.hadoop.hdfs.TestLease Tests run: 4, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 0.612 sec - in org.apache.hadoop.hdfs.util.TestAtomicFileOutputStream Running org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 14.641 sec - in org.apache.hadoop.hdfs.TestLease Running org.apache.hadoop.hdfs.TestHFlush Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 17.751 sec - in org.apache.hadoop.hdfs.TestInjectionForSimulatedStorage Running org.apache.hadoop.hdfs.TestErasureCodingPolicies Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 21.608 sec - in org.apache.hadoop.hdfs.TestErasureCodingPolicies Running org.apache.hadoop.hdfs.TestHDFSPolicyProvider Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.229 sec - in org.apache.hadoop.hdfs.TestHDFSPolicyProvider Running org.apache.hadoop.hdfs.TestHdfsAdmin Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.637 sec - in org.apache.hadoop.hdfs.TestHdfsAdmin Running org.apache.hadoop.hdfs.TestDistributedFileSystem Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 90.736 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure060 Running org.apache.hadoop.hdfs.TestRollingUpgradeRollback Tests run: 14, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 49.074 sec - in org.apache.hadoop.hdfs.TestHFlush Running org.apache.hadoop.hdfs.TestRollingUpgrade Tests run: 19, Failures: 0, Errors: 0, Skipped: 1, Time elapsed: 175.507 sec - in org.apache.hadoop.hdfs.TestDecommission Running org.apache.hadoop.hdfs.TestDatanodeDeath Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 15.084 sec - in org.apache.hadoop.hdfs.TestRollingUpgradeRollback Running org.apache.hadoop.hdfs.TestCrcCorruption Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 23.461 sec - in org.apache.hadoop.hdfs.TestCrcCorruption Running org.apache.hadoop.hdfs.TestFsShellPermission Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.51 sec - in org.apache.hadoop.hdfs.TestFsShellPermission Running org.apache.hadoop.hdfs.protocol.TestLocatedBlock Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.247 sec - in org.apache.hadoop.hdfs.protocol.TestLocatedBlock Running org.apache.hadoop.hdfs.protocol.TestLayoutVersion Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.268 sec - in org.apache.hadoop.hdfs.protocol.TestLayoutVersion Running org.apache.hadoop.hdfs.protocol.datatransfer.sasl.TestSaslDataTransfer Tests run: 24, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 74.815 sec - in org.apache.hadoop.hdfs.TestDistributedFileSystem Running org.apache.hadoop.hdfs.protocol.datatransfer.TestPacketReceiver Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.379 sec - in org.apache.hadoop.hdfs.protocol.datatransfer.TestPacketReceiver Running org.apache.hadoop.hdfs.protocol.TestAnnotations Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.126 sec - in org.apache.hadoop.hdfs.protocol.TestAnnotations Running org.apache.hadoop.hdfs.protocol.TestBlockListAsLongs Tests run: 7, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.94 sec - in org.apache.hadoop.hdfs.protocol.TestBlockListAsLongs Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure170 Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.363 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure170 Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure190 Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.388 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure190 Running org.apache.hadoop.hdfs.TestDFSAddressConfig Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 22.208 sec - in org.apache.hadoop.hdfs.protocol.datatransfer.sasl.TestSaslDataTransfer Running org.apache.hadoop.hdfs.TestDFSConfigKeys Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.284 sec - in org.apache.hadoop.hdfs.TestDFSConfigKeys Running org.apache.hadoop.hdfs.TestParallelUnixDomainRead Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 6.132 sec - in org.apache.hadoop.hdfs.TestDFSAddressConfig Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure140 Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 64.214 sec - in org.apache.hadoop.hdfs.TestDatanodeDeath Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure100 Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.389 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure100 Running org.apache.hadoop.hdfs.TestReplication Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 41.979 sec - in org.apache.hadoop.hdfs.TestParallelUnixDomainRead Running org.apache.hadoop.hdfs.TestAsyncDFS Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.585 sec - in org.apache.hadoop.hdfs.TestAsyncDFS Running org.apache.hadoop.hdfs.TestFileChecksum Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 61.235 sec - in org.apache.hadoop.hdfs.TestReplication Running org.apache.hadoop.hdfs.TestRead Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 137.66 sec - in org.apache.hadoop.hdfs.TestRollingUpgrade Running org.apache.hadoop.hdfs.TestPipelines Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.889 sec - in org.apache.hadoop.hdfs.TestPipelines Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 11.269 sec - in org.apache.hadoop.hdfs.TestRead Running org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure Running org.apache.hadoop.hdfs.TestDeprecatedKeys Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.516 sec - in org.apache.hadoop.hdfs.TestDeprecatedKeys Running org.apache.hadoop.hdfs.TestAclsEndToEnd Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 101.228 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure140 Running org.apache.hadoop.hdfs.TestParallelShortCircuitReadNoChecksum Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 14.999 sec - in org.apache.hadoop.hdfs.TestParallelShortCircuitReadNoChecksum Running org.apache.hadoop.hdfs.TestParallelShortCircuitRead Tests run: 10, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 76.921 sec - in org.apache.hadoop.hdfs.TestFileChecksum Running org.apache.hadoop.hdfs.TestHDFSTrash Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.911 sec - in org.apache.hadoop.hdfs.TestHDFSTrash Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 20.616 sec - in org.apache.hadoop.hdfs.TestParallelShortCircuitRead Running org.apache.hadoop.hdfs.TestFileAppend Running org.apache.hadoop.hdfs.TestDFSRemove Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 21.654 sec - in org.apache.hadoop.hdfs.TestDFSRemove Running org.apache.hadoop.hdfs.TestErasureCodingPolicyWithSnapshot Tests run: 9, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 106.751 sec - in org.apache.hadoop.hdfs.TestAclsEndToEnd Running org.apache.hadoop.hdfs.TestDFSRollback Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 26.866 sec - in org.apache.hadoop.hdfs.TestErasureCodingPolicyWithSnapshot Tests run: 12, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 49.949 sec - in org.apache.hadoop.hdfs.TestFileAppend Running org.apache.hadoop.hdfs.TestReadWhileWriting Running org.apache.hadoop.hdfs.TestConnCache Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.108 sec - in org.apache.hadoop.hdfs.TestConnCache Running org.apache.hadoop.hdfs.TestPersistBlocks Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.662 sec - in org.apache.hadoop.hdfs.TestReadWhileWriting Running org.apache.hadoop.hdfs.TestSetrepDecreasing Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 130.702 sec - in org.apache.hadoop.hdfs.TestDFSStripedOutputStreamWithFailure Running org.apache.hadoop.hdfs.TestDatanodeLayoutUpgrade Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 23.085 sec - in org.apache.hadoop.hdfs.TestDFSRollback Running org.apache.hadoop.hdfs.TestFileCorruption Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 9.2 sec - in org.apache.hadoop.hdfs.TestDatanodeLayoutUpgrade Running org.apache.hadoop.hdfs.TestDFSStartupVersions Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 19.637 sec - in org.apache.hadoop.hdfs.TestSetrepDecreasing Running org.apache.hadoop.hdfs.TestWriteConfigurationToDFS Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 14.72 sec - in org.apache.hadoop.hdfs.TestFileCorruption Running org.apache.hadoop.hdfs.TestListFilesInDFS Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 7.058 sec - in org.apache.hadoop.hdfs.TestWriteConfigurationToDFS Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 30.271 sec - in org.apache.hadoop.hdfs.TestPersistBlocks Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 5.921 sec - in org.apache.hadoop.hdfs.TestListFilesInDFS Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 17.002 sec - in org.apache.hadoop.hdfs.TestDFSStartupVersions Results : Failed tests: TestEditLog.testBatchedSyncWithClosedLogs:594 logging edit without syncing should do not affect txid expected:<1> but was:<2> Tests in error: TestAsyncHDFSWithHA.testAsyncWithHAFailover:166 NullPointer TestWebHDFS.testNamenodeRestart:267 ยป test timed out after 300000 millisecond... Tests run: 4435, Failures: 1, Errors: 2, Skipped: 17 [INFO] [INFO] ------------------------------------------------------------------------ [INFO] Skipping Apache Hadoop HDFS Native Client [INFO] This project has been banned from the build due to previous failures. [INFO] ------------------------------------------------------------------------ [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-alpha1-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/source/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/source/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:3.5: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 [04:01 min] [INFO] Apache Hadoop HDFS ................................. FAILURE [ 01:07 h] [INFO] Apache Hadoop HDFS Native Client ................... SKIPPED [INFO] Apache Hadoop HttpFS ............................... SKIPPED [INFO] Apache Hadoop HDFS BookKeeper Journal .............. SKIPPED [INFO] Apache Hadoop HDFS-NFS ............................. SKIPPED [INFO] Apache Hadoop HDFS Project ......................... SUCCESS [ 0.082 s] [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 01:11 h [INFO] Finished at: 2016-06-01T23:10:26+00:00 [INFO] Final Memory: 95M/3759M [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.17:test (default-test) on project hadoop-hdfs: There are test failures. [ERROR] [ERROR] Please refer to <https://builds.apache.org/job/Hadoop-Hdfs-trunk-Java8/ws/source/hadoop-hdfs-project/hadoop-hdfs/target/surefire-reports> for the individual test results. [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 Setting LATEST1_8_HOME=/home/jenkins/jenkins-slave/tools/hudson.model.JDK/latest1.8 Setting MAVEN_3_3_3_HOME=/home/jenkins/jenkins-slave/tools/hudson.tasks.Maven_MavenInstallation/maven-3.3.3 Recording test results Setting LATEST1_8_HOME=/home/jenkins/jenkins-slave/tools/hudson.model.JDK/latest1.8 Setting MAVEN_3_3_3_HOME=/home/jenkins/jenkins-slave/tools/hudson.tasks.Maven_MavenInstallation/maven-3.3.3 Setting LATEST1_8_HOME=/home/jenkins/jenkins-slave/tools/hudson.model.JDK/latest1.8 Setting MAVEN_3_3_3_HOME=/home/jenkins/jenkins-slave/tools/hudson.tasks.Maven_MavenInstallation/maven-3.3.3 --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
