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1、配置log的路径(可选)
etc/hadoop/hadoop-env.shexport HADOOP_LOG_DIR=/home/ziang/DfsDataDir/hdpcdh4/logs
export JAVA_HOME=/home/ziang/software/jdk1.7.0_05log=$HADOOP_LOG_DIR/hadoop-$HADOOP_IDENT_STRING-$command.out
2、配置log文件的名字,使其没有hostname字符串。(可选)
sbin/hadoop-daemon.shexport HADOOP_LOGFILE=hadoop-$HADOOP_IDENT_STRING-$command.log
3、配置etc/hadoop/core-site.xml
<property><name>fs.defaUltFS</name><value>hdfs://hdpcdh4</value></property>
4、配置etc/hadoop/hdfs-site.xml
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