在Windows 10上设置没有Cygwin的单节点群集时,我遵循了特定文档 - Link for Hadoop installation in windows 10
使用D:\hadoop-2.6.2.tar\hadoop-2.6.2\hadoop-2.6.2\sbin>start-dfs.cmd
错误消息堆栈跟踪:
17/01/12 12:25:42 FATAL datanode.DataNode: Exception in secureMain java.lang.RuntimeException: Error while running command to get file permissions : ExitCodeException exitCode=-1073741515:
at org.apache.hadoop.util.Shell.runCommand(Shell.java:538)
at org.apache.hadoop.util.Shell.run(Shell.java:455)
at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:715)
at org.apache.hadoop.util.Shell.execCommand(Shell.java:808)
at org.apache.hadoop.util.Shell.execCommand(Shell.java:791)
at org.apache.hadoop.fs.FileUtil.execCommand(FileUtil.java:1097)
at org.apache.hadoop.fs.RawLocalFileSystem$DeprecatedRawLocalFileStatus.loadPermissionInfo(RawLocalFileSystem.java:582)
at org.apache.hadoop.fs.RawLocalFileSystem$DeprecatedRawLocalFileStatus.getPermission(RawLocalFileSystem.java:557)
at org.apache.hadoop.util.DiskChecker.mkdirsWithExistsAndPermissionCheck(DiskChecker.java:139)
at org.apache.hadoop.util.DiskChecker.checkDir(DiskChecker.java:156)
at org.apache.hadoop.hdfs.server.datanode.DataNode$DataNodeDiskChecker.checkDir(DataNode.java:2299)
at org.apache.hadoop.hdfs.server.datanode.DataNode.checkStorageLocations(DataNode.java:2341)
at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:2323)
at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2215)
at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2262)
at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2438)
at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2462)
at org.apache.hadoop.fs.RawLocalFileSystem$DeprecatedRawLocalFileStatus.loadPermissionInfo(RawLocalFileSystem.java:620)
at org.apache.hadoop.fs.RawLocalFileSystem$DeprecatedRawLocalFileStatus.getPermission(RawLocalFileSystem.java:557)
at org.apache.hadoop.util.DiskChecker.mkdirsWithExistsAndPermissionCheck(DiskChecker.java:139)
at org.apache.hadoop.util.DiskChecker.checkDir(DiskChecker.java:156)
at org.apache.hadoop.hdfs.server.datanode.DataNode$DataNodeDiskChecker.checkDir(DataNode.java:2299)
at org.apache.hadoop.hdfs.server.datanode.DataNode.checkStorageLocations(DataNode.java:2341)
at org.apache.hadoop.hdfs.server.datanode.DataNode.makeInstance(DataNode.java:2323)
at org.apache.hadoop.hdfs.server.datanode.DataNode.instantiateDataNode(DataNode.java:2215)
at org.apache.hadoop.hdfs.server.datanode.DataNode.createDataNode(DataNode.java:2262)
at org.apache.hadoop.hdfs.server.datanode.DataNode.secureMain(DataNode.java:2438)
at org.apache.hadoop.hdfs.server.datanode.DataNode.main(DataNode.java:2462) 17/01/12 12:25:42 INFO util.ExitUtil: Exiting with status 1
还有关于启动namenode的错误消息:
17/01/12 12:25:43 FATAL namenode.NameNode: Failed to start namenode.
java.lang.UnsatisfiedLinkError: org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Ljava/lang/String;I)Z
at org.apache.hadoop.io.nativeio.NativeIO$Windows.access0(Native Method)
at org.apache.hadoop.io.nativeio.NativeIO$Windows.access(NativeIO.java:557)
at org.apache.hadoop.fs.FileUtil.canWrite(FileUtil.java:996)
at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.analyzeStorage(Storage.java:490)
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverStorageDirs(FSImage.java:309)
at org.apache.hadoop.hdfs.server.namenode.FSImage.recoverTransitionRead(FSImage.java:202)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFSImage(FSNamesystem.java:1022)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.loadFromDisk(FSNamesystem.java:741)
at org.apache.hadoop.hdfs.server.namenode.NameNode.loadNamesystem(NameNode.java:538)
at org.apache.hadoop.hdfs.server.namenode.NameNode.initialize(NameNode.java:597)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:764)
at org.apache.hadoop.hdfs.server.namenode.NameNode.<init>(NameNode.java:748)
at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1441)
at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1507)
17/01/12 12:25:43 INFO util.ExitUtil: Exiting with status 1
答案 0 :(得分:0)
[]问题分析] /数据目录权限不够,NameNode无法启动。
[解决方案]
(1)在root中,分配给hadoop用户的/ data /目录权限的操作;
(2)空/数据目录文件;
(3)重新格式化NameNode,重新启动hadoop集群。