尚硅谷 hadoop 安装笔记 2019

搭建虚拟机

  • VMWare虚拟网络编辑器 NAT模式 IP 192.168.1.0/255.255.255.0
  • VMnet8 IP地址:192.168.1.5/255.255.255.0
  • centos
/etc/udev/rules.d/70-persistent-net.rules 修改网卡为eth0

/etc/sysconfig/network-scripts/ifcfg-eth0
修改HWADDR网卡物理地址/ipaddr/gateway/dns1
ONBOOT=yes
BOOTPROTO=static

IPADDR=192.168.1.101
GATEWAY=192.168.1.2
DNS1=192.168.1.2
  • ubuntu18.04
sudo vim /etc/netplan/*.yaml
network:
     version: 2
     renderer: networkd
     ethernets:
        ens33:
            dhcp4: no
            addresses: [192.168.1.101/24]
            gateway4: 192.168.1.2
            nameservers:
                 addresses: [192.168.1.2]

sudo netplan apply                 

修改/etc/hosts

192.168.1.100 hadoop100
192.168.1.101 hadoop101
192.168.1.102 hadoop102
192.168.1.103 hadoop103
192.168.1.104 hadoop104
192.168.1.105 hadoop105
192.168.1.106 hadoop106
192.168.1.107 hadoop107
192.168.1.108 hadoop108

修改主机名

  • hostname 可以查看到当前主机的主机名
  • uname -u 可以查看到当前主机的主机名
  • hostname 新主机名 临时修改主机名(需要重新打开终端)
  • 永久修改主机名
sudo vim /etc/hostname  #修改为hadoop101
sudo vim /etc/hosts #修改为 127.0.0.1 hadoop101
sudo vim /etc/cloud/cloud.cfg #找到preserve_hostname: false修改为preserve_hostname: true
sudo reboot #重启

安装jdk

sudo vim /etc/profile
export JAVA_HOME=/opt/module/jdk8
export JRE_HOME=${JAVA_HOME}/jre  
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib  
export PATH=${JAVA_HOME}/bin:$PATH 

安装hadoop

sudo vim /etc/profile
#Hadoop_home
export HADOOP_HOME=/opt/module/hadoop 
export PATH=$PATH:$HADOOP_HOME/bin
export PATH=$PATH:$HADOOP_HOME/sbin

http://hadoop101:50070 hadoop页面

http://hadoop101:8088 hdfs页面

http://hadoop101:19888 历史页面

http://hadoop104:50090 secondaryNamenode

时间同步

apt install -y ntp
vim /etc/ntp.conf
crontab -e

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转载自www.cnblogs.com/my-flash/p/12380394.html