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hadoop,

hadoop,


1 hadoop 修改配置:
hadoop-env.sh ---- 修改export JAVA_HOME= core-site.xml ---- 修改configuration <property> <name>fs.default.name</name> <value>hdfs://localhost:9000</value> </property> hdfs-site.xml  ---- 修改configuration <property> <name>dfs.data.dir</name> <value>/usr/hadoop-0.20.2/data</value> </property> <property> <name>dfs.replication</name> <value>1</value> </property> mapred-site.xml ---- 修改configuration <property> <name>mapred.job.tracker</name> <value>localhost:9001</value> </propert>

2 hadoop 启动

bin/hadoop namenode -format 格式化namenode bin/start-all.sh 启动进程 /usr/local/java/jdk1.6.0_45/bin/jps 查看进程 5个进程都不能少 失败的话 http://smallwildpig.iteye.com/blog/1667561

www.htsjk.Com true http://www.htsjk.com/Hadoop/35903.html NewsArticle hadoop, 1 hadoop 修改配置: hadoop-env.sh ---- 修改export JAVA_HOME= core-site.xml ---- 修改configuration property namefs.default.name/name valuehdfs://localhost:9000/value /property hdfs-site.xml  ---- 修改configuration prope...
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