1. 安装之前
1.1 查看系统版本
root@coisini /\]# `cat /etc/redhat-release`
> CentOS Stream release 9
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#### 1.2 查看cpu架构
\[root@coisini /\]# `lscpu`
> 架构: x86_64
>
> CPU 运行模式: 32-bit, 64-bit
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### 2. MySQL官方下载
root@coisini /\]# `cat /etc/redhat-release`
> CentOS Stream release 9
*** ** * ** ***
#### 1.2 查看cpu架构
\[root@coisini /\]# `lscpu`
> 架构: x86_64
>
> CPU 运行模式: 32-bit, 64-bit
*** ** * ** ***
### 2. MySQL官方下载