卸载CDH4.7

最新推荐文章于 2022-11-09 14:46:25 发布

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最新推荐文章于 2022-11-09 14:46:25 发布

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分类专栏： hadoop 文章标签：卸载

本文链接：https://blog.youkuaiyun.com/korder/article/details/46649363

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主机                  IP              系统               节点 
YZ-xx.xx-11.h.cn    172.xx.xx.11    CentOS release 6.4  Namenode、zkfc、  
YZ-xx.xx-12.h.cn    172.xx.xx.12    CentOS release 6.4  Namenode、zkfc   
YZ-xx.xx-13.h.cn    172.xx.xx.13    CentOS release 6.4  Datanode、nodemanager、resourcemanager JobHistoryServer   
YZ-xx.xx-14.h.cn    172.xx.xx.14    CentOS release 6.4  Datanode、nodemanager、resourcemanager    
YZ-xx.xx-15.h.cn    172.xx.xx.15    CentOS release 6.4  Datanode、nodemanager、   
YZ-xx.xx-16.h.cn    172.xx.xx.16    CentOS release 6.4  Datanode、nodemanager、   
YZ-xx.xx-17.h.cn    172.xx.xx.17    CentOS release 6.4  Datanode、nodemanager、   
YZ-xx.xx-18.h.cn    172.xx.xx.18    CentOS release 6.4  Zookeeper，journalnode   
YZ-xx.xx-19.h.cn    172.xx.xx.19    CentOS release 6.4  Zookeeper，journalnode   
YZ-xx.xx-20.h.cn    172.xx.xx.20    CentOS release 6.4  Zookeeper，journalnode

卸载zookeeper

1.1 关闭18/19/20服务器的Zookeeper

    分别在18/19/20执行，停止zookeeper
    service zookeeper-server stop
    如果执行jps，出现-- process information unavailable
    到/tmp目录删除hsperfdata_{username},此处对应的是zookeeper

 1.2 卸载zookeeper
     分别在18/19/20执行，卸载zookeeper
        rpm -qa |grep zookeeper
        rpm -e zookeeper --nodeps
        rpm -e zookeeper-server 
        find -name 'zookeeper' ，删除相关文件

2.卸载journalnode

2.1 关闭18/19/20服务器的journalnode   

    分别在18/19/20执行，停止journalnode
    service hadoop-hdfs-journalnode stop
    如果执行jps，journalnode进程没有关闭的，手动杀掉它 kill -9 4569
    如果执行jps，出现-- process information unavailable
    到/tmp目录删除hsperfdata_{username},此处对应的是hdfs

2.2 卸载journalnode
    分别在18/19/20执行，卸载journalnode
    rpm -qa |grep journalnode
    rpm -e hadoop-hdfs-journalnode-2.0.0+1604
    rpm -qa|grep hadoop-lzo-cdh4

    rpm -e hadoop-hdfs-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64

3.卸载datanode

3.1 关闭datanode、nodemanager  
    分别在13/14/15/16/17上执行，
    service hadoop-hdfs-datanode stop
    service hadoop-yarn-nodemanager stop

3.2 卸载hadoop
rpm -e hadoop-hdfs-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 --nodeps
rpm -e hadoop-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 --nodeps
rpm -e hadoop-mapreduce-2.0.0+1604-...
rpm -e hadoop-yarn-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 --nodeps
rpm -e hadoop-yarn-nodemanager-2.0.0+1604-...
rpm -e hadoop-lzo-cdh4-0.4.15-1.gplextras.p0.175.el6.x86_64
rpm -e hadoop-hdfs-datanode-2.0.0+1604-...

4.卸载JobHistoryServer
service hadoop-mapreduce-historyserver stop
rpm -e hadoop-mapreduce-historyserver-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 –nodeps
5.卸载ResourceManager
service hadoop-yarn-resourcemanager stop
rpm -e hadoop-yarn-resourcemanager-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 –nodeps
6.卸载ProxyServer
service hadoop-yarn-proxyserver stop
rpm -e hadoop-yarn-proxyserver-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 –nodeps
7.卸载namenode

service hadoop-hdfs-namenode stop
rpm -e hadoop-hdfs-namenode-2.0.0+1604-1.cdh4.7.0.p0.17.el6.x86_64 --nodeps

8.卸载
rpm -qa |grep hadoop
把每台机器找出来的rpm包，都执行rpm -e 卸载
根目录find -name ‘hadoop’
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