Hadoop2.6-CDH5.7部署安裝
阿新 • • 發佈:2018-10-18
分享 cloudera hive water prim 解壓縮 nag start auth cdh地址
http://archive-primary.cloudera.com/cdh5/cdh/5/
添加sudo權限的無密碼訪問的hadoop用戶
# useradd hadoop
# vi /etc/sudoers
hadoop ALL=(root) NOPASSWD:ALL
# su - hadoop
下載 解壓縮
[hadoop@hadoop000 softwore]$ wget http://archive-primary.cloudera.com/cdh5/cdh/5/hadoop-2.6.0-cdh5.7.0.tar.gz [hadoop@hadoop000 app]$ tar -zxvf ../softwore/hadoop-2.6.0-cdh5.7.0.tar.gz
修改配置
首先需要jdk1.7
[root@hadoop000 jdk1.7.0_80]# echo $JAVA_HOME
/usr/java/jdk1.7.0_80
修改 etc/hadoop/hadoop-env.sh 文件
在hadoop-env.sh文件中修改java_home
export JAVA_HOME=/usr/java/jdk1.7.0_80
增加HADOOP_PREFIX
export HADOOP_PREFIX=/home/hadoop/app/hadoop-2.6.0-cdh5.7.0
修改etc/hadoop/core-site.xml:
<configuration> <property> <name>fs.defaultFS</name> <value>hdfs://hadoop:9000</value> </property> </configuration>
修改etc/hadoop/hdfs-site.xml:
<configuration>
<property>
<name>dfs.replication</name>
<value>1</value>
</property>
</configuration>
修改etc/slaves文件
hadoop
配置ssh免密
刪除.ssh文件夾 防止沖突 # rm -rf .ssh 生成ssh秘鑰 # ssh-keygen -t dsa -P ‘‘ -f ~/.ssh/id_dsa # cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys 修改authorized_keys 文件權限 chmod 600 authorized_keys
初始格式化hdfs
[hadoop@hadoop000 hadoop-2.6.0-cdh5.7.0]$ bin/hdfs namenode -format
啟動hdfs
[hadoop@hadoop000 hadoop-2.6.0-cdh5.7.0]$ sbin/start-dfs.sh
jps查看進程
web ui 查看
Hadoop2.6-CDH5.7部署安裝