hadoop安装伪分布式.txt

1．新建虚拟机，更改设置网络

2.更改主机名称为master
vim /etc/sysconfig/network
添加网址和主机
vim /etc/hosts 
192.168.XX.XX（地址）master(主机名)
创建目录simple
mkdir /simple
重启：reboot

3.
vim /etc/profile
添加以下内容（执行完记得source）
export MYSQL_HOME=/usr/local/mysql
export JAVA_HOME=/simple/jdk1.7.0_79
export HADOOP_HOME=/simple/hadoop-2.4.1
export HBASE_HOME=/simple/hbase-0.96.2
export HIVE_HOME=/simple/hive-1.2.2
export FLUME_HOME=/simple/flume-1.5.0
export SQOOP_HOME=/simple/sqoop-1.4.4

export PATH=$MYSQL_HOME/bin:$HIVE_HOME/bin:$FLUME_HOME/bin:$SQOOP_HOME/bin:$JAVA_HOME/bin:$HBASE_HOME/bin:$HADOOP_HOME/bin:$HADOOP_HOME/sbin:$PATH

export HADOOP_CLASSPATH=$CLASS_PATH:$HADOOP_HOME/lib
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib"
export SQOOP_COMMON_HOME=/simple/hadoop-2.4.1
export HADOOP_MARERD_HOME=/simple/hadoop-2.4.1
export JAVA_LIBRARY_PATH=$HADOOP_HOME/lib/native