jdk版本
java version "1.8.0_301"
Java(TM) SE Runtime Environment (build 1.8.0_301-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.301-b09, mixed mode)
执行命令安装
brew install hadoop
配置Hadoop
配置hadoop-env.sh
export JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_301.jdk/Contents/Home
配置core-site.xml
<property>
<name>fs.defaultFS</name>
<value>hdfs://localhost:9000</value>
</property>
配置hdfs-site.xml
<property>
<name>dfs.replication</name>
<value>1</value>
</property>
<property>
<name>dfs.blocksize</name>
<value>128M</value>
</property>
<property>
<name>dfs.namenode.name.dir</name>
<value>file:///usr/local/Cellar/hadoop/3.3.4/data/dfs/name</value>
</property>
<property>
<name>dfs.datanode.data.dir</name>
<value>file:///usr/local/Cellar/hadoop/3.3.4/data/dfs/data</value>
</property>
</configuration>
创建相应目录
mkdir -p /usr/local/Cellar/hadoop/3.3.4/data/dfs/data
mkdir -p /usr/local/Cellar/hadoop/3.3.4/data/dfs/name
配置mapred-site.xml
<property>
<name>mapreduce.framework.name</name>
<value>yarn</value>
</property>
<property>
<!-- 表示提交到hadoop中的任务采用yarn来运行,要是已经有该配置则无需重复配置 -->
<name>mapreduce.framework.name</name>
<value>yarn</value>
</property>
<property>
<!--日志监控服务的地址,一般填写为nodenode机器地址 -->
<name>mapreduce.jobhistroy.address</name>
<value>localhost:10020</value>
</property>
<property>
<name>mapreduce.jobhistroy.webapp.address</name>
<value>localhost:19888</value>
</property>
执行初始化命令
hdfs namenode -format
启动Hadoop
start-all.sh
启动日志收集服务
mr-jobhistory-daemon.sh start historyserver