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當我啓動Hadoop羣集時，引發以下異常。我沒有想法解決它。任何人都幫助我。謝謝Hadoop異常：所有指定的目錄加載失敗
2017-07-10 09:40:58,960 WARN org.apache.hadoop.hdfs.server.common.Storage: java.io.IOException: Incompatible clusterIDs in /tools/hadoop/hadoop_storage/hdfs/datanode: namenode clusterID = CID-47191263-b5b7-4a4d-b8b5-a78b782e66bb; datanode clusterID = CID-79a53373-9652-4c08-9735-b5972e0450ca
2017-07-10 09:40:58,960 FATAL org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for Block pool <registering> (Datanode Uuid unassigned) service to localhost/127.0.0.1:54310. Exiting.
java.io.IOException: All specified directories are failed to load.
at org.apache.hadoop.hdfs.server.datanode.DataStorage.recoverTransitionRead(DataStorage.java:478)
at org.apache.hadoop.hdfs.server.datanode.DataNode.initStorage(DataNode.java:1358)
at org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:1323)
at org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:317)
at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:223)
at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:802)
at java.lang.Thread.run(Thread.java:745)
2017-07-10 09:40:58,961 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Ending block pool service for: Block pool <registering> (Datanode Uuid unassigned) service to localhost/127.0.0.1:54310
2017-07-10 09:40:58,962 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Removed Block pool <registering> (Datanode Uuid unassigned)
2017-07-10 09:41:00,962 WARN org.apache.hadoop.hdfs.server.datanode.DataNode: Exiting Datanode
2017-07-10 09:41:00,964 INFO org.apache.hadoop.util.ExitUtil: Exiting with status 0
2017-07-10 09:41:00,966 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: SHUTDOWN_MSG: