zoukankan      html  css  js  c++  java
  • 异常笔记:Hadoop异常 namenode.NameNode: Encountered exception during format

     00:53:47,977 WARN namenode.NameNode: Encountered exception during format: 
    java.io.IOException: Cannot remove current directory: /home/hadoop/tmp/dfs/name/current
        at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:433)
        at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:579)
        at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:601)
        at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:173)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1190)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1631)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741)
     00:53:47,979 ERROR namenode.NameNode: Failed to start namenode.
    java.io.IOException: Cannot remove current directory: /home/hadoop/tmp/dfs/name/current
        at org.apache.hadoop.hdfs.server.common.Storage$StorageDirectory.clearDirectory(Storage.java:433)
        at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:579)
        at org.apache.hadoop.hdfs.server.namenode.NNStorage.format(NNStorage.java:601)
        at org.apache.hadoop.hdfs.server.namenode.FSImage.format(FSImage.java:173)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:1190)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:1631)
        at org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1741)
     00:53:47,980 INFO util.ExitUtil: Exiting with status 1: java.io.IOException: Cannot remove current directory: /home/hadoop/tmp/dfs/name/current
     00:53:47,989 INFO namenode.NameNode: SHUTDOWN_MSG: 
    /************************************************************
    SHUTDOWN_MSG: Shutting down NameNode at localhost/127.0.0.1
    ************************************************************/

    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

  • 相关阅读:
    Data Flow ->> Slow Changing Dimension
    SQL Server ->> 生成Numbers辅助表
    Oracle ->> 查看分区表的每个分区的数据行分布情况
    SQL Server ->> 分区表上创建唯一分区索引
    Oracle ->> Oracle下查看实际执行计划的方法
    Oracle ->> Oracle下实现SQL Server的TOP + APPLY
    Oracle ->> 行转列, 列转行
    Oracle ->> Oracle下生成序列的方法
    linux find命令用法
    linux <<eof
  • 原文地址:https://www.cnblogs.com/tocode/p/10584242.html
Copyright © 2011-2022 走看看