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hadoop使用

时间:2014-04-10 11:28:57      阅读:521      评论:0      收藏:0      [点我收藏+]

hadoop@ubuntu:~$ cd hadoop-2.0.5-alpha/

hadoop@ubuntu:~/hadoop-2.0.5-alpha$ ls

hadoop@ubuntu:~/hadoop-2.0.5-alpha$ sbin/start-yarn.sh

hadoop@ubuntu:~/hadoop-2.0.5-alpha$ cd etc
hadoop@ubuntu:~/hadoop-2.0.5-alpha/etc$ ls

hadoop@ubuntu:~/hadoop-2.0.5-alpha$ sbin/start-dfs.sh

hadoop@ubuntu:~/hadoop-2.0.5-alpha/etc/hadoop$ cd
hadoop@ubuntu:~$ cd hdDir
hadoop@ubuntu:~/hdDir$ cd hadoopName/
hadoop@ubuntu:~/hdDir/hadoopName$ LS
The program ‘LS‘ is currently not installed.  You can install it by typing:
sudo apt-get install sl
hadoop@ubuntu:~/hdDir/hadoopName$ ls
current  in_use.lock
hadoop@ubuntu:~/hdDir/hadoopName$ rm -r current/
hadoop@ubuntu:~/hdDir/hadoopName$ rm in_use.lock
hadoop@ubuntu:~/hdDir/hadoopName$ ls
hadoop@ubuntu:~/hdDir/hadoopName$ cd
hadoop@ubuntu:~$ cd hadoop-2.0.5-alpha/
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ sbin/stop-all.sh
This script is Deprecated. Instead use stop-dfs.sh and stop-yarn.sh
14/04/09 06:13:00 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Stopping namenodes on [master]
master: stopping namenode
master: no datanode to stop
Stopping secondary namenodes [master]
master: stopping secondarynamenode
14/04/09 06:13:20 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
stopping yarn daemons
stopping resourcemanager
master: stopping nodemanager
no proxyserver to stop
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ bin/hadoop namenode -format
DEPRECATED: Use of this script to execute hdfs command is deprecated.
Instead use the hdfs command for it.

 

hadoop@ubuntu:~/hadoop-2.0.5-alpha$ sbin/start-dfs.sh
14/04/09 06:21:48 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Starting namenodes on [master]
master: starting namenode, logging to /home/hadoop/hadoop-2.0.5-alpha/logs/hadoop-hadoop-namenode-ubuntu.out
master: starting datanode, logging to /home/hadoop/hadoop-2.0.5-alpha/logs/hadoop-hadoop-datanode-ubuntu.out
Starting secondary namenodes [master]
master: starting secondarynamenode, logging to /home/hadoop/hadoop-2.0.5-alpha/logs/hadoop-hadoop-secondarynamenode-ubuntu.out
14/04/09 06:22:13 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ jps
26155 SecondaryNameNode
2628 org.eclipse.equinox.launcher_1.3.0.v20130327-1440.jar
26285 Jps
25648 NameNode
25874 DataNode
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ sbin/start-yarn.sh
starting yarn daemons
starting resourcemanager, logging to /home/hadoop/hadoop-2.0.5-alpha/logs/yarn-hadoop-resourcemanager-ubuntu.out
master: starting nodemanager, logging to /home/hadoop/hadoop-2.0.5-alpha/logs/yarn-hadoop-nodemanager-ubuntu.out
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ bin/hadoop fs -mkdir
^Chadoop@ubuntu:~/hadoop-2.0.5-alpha$ ^C
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ bin/hadoop fs -mkdir /input
14/04/09 06:23:42 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ bin/hadoop fs -put ~/hadoop-2.0.5-alpha/share/doc/hadoop/common/README.txt /input
14/04/09 06:27:13 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
hadoop@ubuntu:~/hadoop-2.0.5-alpha$ bin/hadoop jar ~/hadoop-2.0.5-alpha/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.0.5-alpha.jar wordcount /input /output

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hadoop使用

原文:http://www.cnblogs.com/nannanITeye/p/3655191.html

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