1. centos7

1.1 网络配置

  1. vi /etc/sysconfig/network-scripts/ifcfg-eth0
  3. BOOTPROTO=static
  4. ONBOOT=yes
  6. IPADDR=10.4.7.10
  7. NETMASK=255.255.255.0
  8. GATEWAY=10.4.7.1
  9. DNS1=8.8.8.8
  10. DNS2=114.114.114.114
  12. # 重启网络生效
  13. service network restart

1.2 yum安装

  1. yum -y install gcc gcc-c++ kernel-devel yum-utils epel-release

1.3 防火墙

  1. [root@localhost ~]# systemctl stop firewalld.service    
  2. [root@localhost ~]# systemctl disable firewalld.service

1.4 关闭SELINUX

  1. vi /etc/selinux/config
  2. SELINUX=enforcing改为SELINUX=disabled

1.5 加速ssh访问

  1. vi /etc/ssh/sshd_config
  3. #UseDNS yes 这里把注释打开，并设置值为no
  4. UseDNS no
  6. #重启sshd服务
  7. service sshd restart

1.5 关闭缓冲区

  1. [root@cdh-1 sbin]# free -g
  2.               total        used        free      shared  buff/cache   available
  3. Mem:             62          16          18           0          27          45
  4. Swap:            15           0          15
  5. [root@cdh-1 sbin]# vi /etc/fstab
  6. # /dev/mapper/centos-swap swap                    swap    defaults        0 0
  9. [root@cdh-1 sbin]# echo "vm.swappiness = 0">> /etc/sysctl.conf

2. 安装docker

  1. yum-config-manager \
  2.     --add-repo \
  3.     http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
  4. # 更新yum源
  5. yum makecache fast 
  7. yum install -y docker-ce docker-ce-cli containerd.io

2.1 阿里云加速

  1. sudo mkdir -p /etc/docker
  2. sudo tee /etc/docker/daemon.json <<-'EOF'
  3. {
  4.   "registry-mirrors": ["https://ba9rfkrg.mirror.aliyuncs.com"]
  5. }
  6. EOF
  7. sudo systemctl daemon-reload
  8. sudo systemctl restart docker

2.2 开启自启动

  1. systemctl enable docker
  2. systemctl restart docker
  1. /Users/huweikang/Documents/tools/tool/apache-maven-3.6.3
  3. /Users/huweikang/Documents/tools/tool/apache-maven-3.6.3/conf/settings.xml
  5. /Users/huweikang/.m2/repository

3. jdk

  1. mkdir /usr/java
  2. tar -zxvf jdk-8u321-linux-x64.tar.gz -C /usr/java/
  5. vi /etc/profile
  7. export JAVA_HOME=/usr/java/jdk1.8.0_321
  8. export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
  9. export PATH=$PATH:${JAVA_HOME}/bin
  11. source /etc/profile

4. 时间同步

  1. yum -y install ntpdate
  2. ntpdate ntp4.aliyun.com5

5. 设置主机名

  1. hostnamectl set-hostname host01
  1. nano /etc/hosts
  2. ##########末尾添加##############
  3. 192.168.31.132   132server.com
  4. ################################

6. telnet

  1. yum install -y telnet telnet-server && yum install -y xinetd
  4. #启动
  5. systemctl start xinetd && systemctl start telnet.socket
  7. #开机启动
  8. systemctl enable xinetd && systemctl enable telnet.socket

7. 网络

  1. systemctl stop NetworkManager && systemctl disable NetworkManager
  2. service network restart