线上做交互的网站如何建网站详细步骤

2025最详细vmware安装centos 7 教程_哔哩哔哩_bilibili

1.上面是B站安装Centos7参考视频

2.安装完成需要配置网络

(新手教程)VMware安装CentOS7_哔哩哔哩_bilibili

重启网络服务:

ping www.baidu.com  ip addr 查看ip地址 两种重启方式

3.关闭防火墙  依次执行如下三条命令

centos7关闭防火墙_centos7关闭防火墙命令-CSDN博客

sudo systemctl stop firewalld

sudo systemctl disable firewalld
sudo systemctl status firewalld

4.初始化yum,配置阿里镜像

【CentOS7.6】yum 报错：Could not retrieve mirrorlist http://mirrorlist.centos.org_loading mirror speeds from cached hostfile could n-CSDN博客
替换镜像文件  vi /etc/yum.repos.d/CentOS-Base.repo  cd /etc/yum.repos.d(进入该目录备份)
将下面内容全覆盖到上面那个文件就行

[base]
name=CentOS-$releasever - Base
baseurl=https://mirrors.aliyun.com/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7[updates]
name=CentOS-$releasever - Updates
baseurl=https://mirrors.aliyun.com/centos/$releasever/updates/$basearch/
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7[extras]
name=CentOS-$releasever - Extras
baseurl=https://mirrors.aliyun.com/centos/$releasever/extras/$basearch/
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7[centosplus]
name=CentOS-$releasever - Plus
baseurl=https://mirrors.aliyun.com/centos/$releasever/centosplus/$basearch/
gpgcheck=1
enabled=0
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7

依次执行初始化命名: yum clean all   yum makecache

4.初始化wget
-bash: wget: 未找到命令_-bash: wegt: 未找到命令-CSDN博客

sudo yum install wget   which wget(检查是否安装)

4.在线安装redis

CentOS 7下载安装Redis（超详细，亲测可行）_centos7 redis-CSDN博客
按照步骤安装就可以了(本人亲测) 

启动命令: cd /usr/local/redis-7.2.0     redis-server redis.conf
关闭命令: ps -ef | grep redis    kill -9 67859

二:安装ngxin报错处理 设置默认配置文件出错

【linux故障处理】【-bash: nginx: 未找到命令】-CSDN博客(nginx报错未找到命令)

vim /etc/profile

# 在文件末尾添加如下内容，指向nginx的安装目录

PATH=$PATH:/usr/local/nginx/sbin

source /etc/profile

【Nginx】./configure: error: the HTTP gzip module requires the zlib library. You can either-CSDN博客

三:mysql安装找不到命令(没有配置环境变量)

MySQL :: Download MySQL Community Server (Archived Versions)下载地址

vi /etc/profile 追加脚本

ulimit -c unlimited
ulimit -s unlimited
ulimit -SHn 65535
export PATH=$PATH:/usr/local/mysql/bin

source /etc/profile     #立即使环境变量生效

centos7执行mysql未找到命令_centos7 没有mysql 命令-CSDN博客

四:安装jdk

CentOS7安装jdk1.8步骤详解-CSDN博客

Java Downloads | Oracle

tar -zxvf jdk-8u361-linux-x64.tar.gz
vim /etc/profile

#set jdk envirment 
export JAVA_HOME=/usr/local/soft/jdk1.8/jdk1.8.0_361
export JRE_HOME=$JAVA_HOME/jre
export CLASSPATH=$JAVA_HOME/lib:$JRE_HOME/lib:$CLASSPATH
export PATH=$JAVA_HOME/bin:$JRE_HOME/bin:$PATH

source /etc/profile
java-version

五:查看端口占用

linux查看端口占用-CSDN博客

1.安装  yum -y install lsof

依次执行:ss -tuln | grep :80             lsof -i :80                      kill -9 PID