异常笔记：Hadoop异常 namenode.NameNode: Encountered exception during format

￡神魔★判官ぃ 2022-01-10 05:51 531阅读 0赞 
  1. 00:53:47,977 WARN namenode.NameNode: Encountered exception during format: 
  2. java.io.IOException: Cannot remove current directory: /home/hadoop/tmp/dfs/name/current
  3.     at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:433)
  4.     at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:579)
  5.     at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:601)
  6.     at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:173)
  7.     at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1190)
  8.     at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1631)
  9.     at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741)
  10.  00:53:47,979 ERROR namenode.NameNode: Failed to start namenode.
  11. java.io.IOException: Cannot remove current directory: /home/hadoop/tmp/dfs/name/current
  12.     at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:433)
  13.     at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:579)
  14.     at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:601)
  15.     at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:173)
  16.     at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1190)
  17.     at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1631)
  18.     at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741)
  19.  00:53:47,980 INFO util.ExitUtil: Exiting with status 1: java.io.IOException: Cannot remove current directory: /home/hadoop/tmp/dfs/name/current
  20.  00:53:47,989 INFO namenode.NameNode: SHUTDOWN_MSG: 
  21. /************************************************************
  22. SHUTDOWN_MSG: Shutting down NameNode at localhost/127.0.0.1
  23. ************************************************************/

因为当前用户不是root，没有设置相关目录的权限 ：

chown -R hadoop:hadoop /home/hadoop

sudo chmod -R a+w /usr/local/hadoop3.1.0

转载于:https://www.cnblogs.com/tocode/p/10584242.html

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