Linux CentOS下Hadoop伪分布模式安装笔记

Cnbaby

[root@master bin]# hadoop namenode -format　　10/07/19 10:46:41 INFO namenode.NameNode: STARTUP_MSG:
　　/************************************************************
　　STARTUP_MSG: Starting NameNode
　　STARTUP_MSG:   host = master/202.173.253.36
　　STARTUP_MSG:   args = [-format]
　　STARTUP_MSG:   version = 0.20.2
　　STARTUP_MSG:   build = https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.20 -r 911707; compiled by 'chrisdo' on Fri Feb 19 08:07:34 UTC 2010
　　************************************************************/
　　Re-format filesystem in /usr/local/hadoop/hdfs/name ? (Y or N) Y
　　10/07/19 10:46:43 INFO namenode.FSNamesystem: fsOwner=root,root,bin,daemon,sys,adm,disk,wheel
　　10/07/19 10:46:43 INFO namenode.FSNamesystem: supergroup=supergroup
　　10/07/19 10:46:43 INFO namenode.FSNamesystem: isPermissionEnabled=true

　　10/07/19 10:46:43 INFO common.Storage: Image file of>　　10/07/19 10:46:43 INFO common.Storage: Storage directory /usr/local/hadoop/hdfs/name has been successfully formatted.
　　10/07/19 10:46:43 INFO namenode.NameNode: SHUTDOWN_MSG:
　　/************************************************************
　　SHUTDOWN_MSG: Shutting down NameNode at master/202.173.253.36
　　************************************************************/