Hadoop2.7.5在Windows下安装

下载安装

配置文件修改

运行

下载安装

• 官网 下载

• 解压

• win补丁包

环境变量配置

HADOOP_HOMEF:\worksoft\hadoop-2.7.5

PATH
%HADOOP_HOME%\bin

HADOOP_CONF_DIR
%HADOOP_HOME%\etc\hadoop

文件配置

• core-site.xml

<configuration>
    <property>
        <name>fs.defaultFS</name>
        <value>hdfs://localhost:9000</value>
    </property></configuration>

• mapred-site.xml

<configuration>
    <property>
       <name>mapreduce.framework.name</name>
       <value>yarn</value>
    </property></configuration>

• hdfs-site.xml

<configuration>
    <property>
        <name>dfs.replication</name>
        <value>1</value>
    </property>
    <property>
       <name>dfs.namenode.name.dir</name>
       <value>/hadoop/data/namenode</value>
    </property>
    <property>
       <name>dfs.datanode.data.dir</name>
       <value>/hadoop/data/datanode</value>
    </property></configuration>

• yarn-site.xml

<configuration>
    <property>
       <name>yarn.nodemanager.aux-services</name>
       <value>mapreduce_shuffle</value>
    </property>
    <property>
       <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class</name>
       <value>org.apache.hadoop.mapred.ShuffleHandler</value>
    </property></configuration>

• hadoop-env.cmd 修改JDK路径

set JAVA_HOME=F:\worksoft\java\jdk1.8

启动

• 格式化HDFS文件系统

hdfs namenode -format

• 启动（sbin目录）

start-all

• 关闭（sbin目录）

stop-all

• 访问

localhost:8088localhost:50070

作者：playman
链接：https://www.jianshu.com/p/a5c51e09a226