zoukankan      html  css  js  c++  java
  • [bug] Hadoop:java.io.IOException: Incompatible clusterIDs

    问题:

    配置Hadoop集群时,一个节点的DataNode无法启动

     

    排查:

    查看hadoop-root-datanode-bigdata114.log文件,错误信息如下:

    java.io.IOException: Incompatible clusterIDs in /root/training/hadoop-2.7.3/tmp/dfs/data:

    namenode clusterID = CID-947a48a2-56aa-4566-85d6-b5987d0bfeca; datanode clusterID = CID-8c75bd62-98f6-4482-85f3-865cb9a0f70f

     

    解决:

    打开 /root/training/hadoop-2.7.3/tmp/dfs/data/current 下的VERSION文件(/tmp 是在 core-site.xml 中设置的hadoop临时目录):

    #Thu Dec 13 00:00:49 CST 2018
    storageID=DS-e242ac88-5b0f-402c-b138-7e29f583ec82
    clusterID=CID-8c75bd62-98f6-4482-85f3-865cb9a0f70f
    cTime=0
    datanodeUuid=2ddcdd2a-9f76-4e3e-8cc3-9b9d44448936
    storageType=DATA_NODE
    layoutVersion=-56

    将clusterID修改为CID-947a48a2-56aa-4566-85d6-b5987d0bfeca 即可

  • 相关阅读:
    networktool3
    networktool2
    networktool
    Intel Zepher 介绍
    使用IPMI发送事件1让BMC log 填满
    Knights Landing
    Intel历代处理器
    Intel Datacenter Group Public Roadmap
    django的url路由
    position用法
  • 原文地址:https://www.cnblogs.com/cxc1357/p/10134817.html
Copyright © 2011-2022 走看看