wiki:waue/2010/0106

Version 5 (modified by waue, 11 years ago) (diff)

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cloudera 0.18 -> 0.20

  • hadoop install
    $ sudo su -
    # apt-get install hadoop-0.18 hadoop-0.18-namenode  hadoop-conf-pseudo
    # apt-get install hadoop-0.18-datanode hadoop-0.18-jobtracker hadoop-0.18-tasktracker
    
  • hadoop namenode format
    # su -s /bin/bash - hadoop -c 'hadoop namenode -format'
    
    • use instruction
      # su -s /bin/bash - hadoop -c " COMMAND "
      
  • startup
    # /etc/init.d/hadoop-namenode start
    
  • setup the conf files

....

  • upgrade cloudera-hadoop-0.18 ---> official-hadoop 0.20
    # su -s /bin/bash - hadoop -c " hadoop namenode -upgrade "
    

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