https://pangyd.com/tags/%E8%8A%82%E7%82%B9/Recent content in 节点 on 庞玉栋个人博客Hugozh-cnMon, 12 Aug 2019 10:16:39 +0800https://pangyd.com/post/214-hadoop-datanode/Sat, 06 Jul 2019 08:35:41 +0800https://pangyd.com/post/214-hadoop-datanode/<p><br></p><p></p><p></p><pre lay-lang="HTML" class="layui-code" skin="notepad">2019-03-28 08:31:49,347 WARN org.apache.hadoop.hdfs.server.common.Storage: Failed to add storage directory [DISK]file:/opt/hadoop-repo/data/ java.io.IOException: Incompatible clusterIDs in /opt/hadoop-repo/data: namenode clusterID = CID-50b8afea-9e44-4363-970d-4a40917d968a; datanode clusterID = CID-865e7596-297e-4d6a-a997-afec3be712e9 at org.apache.hadoop.hdfs.server.datanode.DataStorage.doTransition(DataStorage.java:777) at org.apache.hadoop.hdfs.server.datanode.DataStorage.loadStorageDirectory(DataStorage.java:300) at org.apache.hadoop.hdfs.server.datanode.DataStorage.loadDataStorage(DataStorage.java:416) at org.apache.hadoop.hdfs.server.datanode.DataStorage.addStorageLocations(DataStorage.java:395) at org.apache.hadoop.hdfs.server.datanode.DataStorage.recoverTransitionRead(DataStorage.java:573) at org.apache.hadoop.hdfs.server.datanode.DataNode.initStorage(DataNode.java:1393) at org.apache.hadoop.hdfs.server.datanode.DataNode.initBlockPool(DataNode.java:1358) at org.apache.hadoop.hdfs.server.datanode.BPOfferService.verifyAndSetNamespaceInfo(BPOfferService.java:313) at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.connectToNNAndHandshake(BPServiceActor.java:216) at org.apache.hadoop.hdfs.server.datanode.BPServiceActor.run(BPServiceActor.java:637) at java.lang.Thread.run(Thread.java:748)</pre><p>直接删除数据节点DataNode的current文件夹，即可启动</p><p></p><p></p>