Upgrade Kernel in Debian 11 Bullseye

运行的一些程序可能会对Linux内核版本有要求，本文介绍如何升级Debian 11的内核。

1. 查看系统信息

• 查看发行信息

  cat /etc/os-release

• 查看内核版本

  uname -r

2. 检查软件源

软件源的配置文件位于/etc/apt/source.list。若其中没有配置backport，则需添加。

下面是Debian 11的腾讯源：

deb http://mirrors.tencentyun.com/debian bullseye main contrib non-free 

#deb-src http://mirrors.tencentyun.com/debian bullseye main contrib non-free 

deb http://mirrors.tencentyun.com/debian bullseye-updates main contrib non-free 

#deb-src http://mirrors.tencentyun.com/debian bullseye-updates main contrib non-free 

deb http://mirrors.tencentyun.com/debian-security bullseye-security main contrib non-free 

#deb-src http://mirrors.tencentyun.com/debian-security bullseye-security main contrib non-free 

deb http://mirrors.tencentyun.com/debian bullseye-backports main contrib non-free 

#deb-src http://mirrors.tencentyun.com/debian bullseye-backports main contrib non-free 

deb http://mirrors.tencentyun.com/debian bullseye-proposed-updates main contrib non-free 

#deb-src http://mirrors.tencentyun.com/debian bullseye-proposed-updates main contrib non-free

3. 更新源并升级

apt upodate && apt full-upgrade -y

4. 安装内核

apt install linux-image-amd64 linux-header-amd64

5. 重启服务器并检查内核版本

• 重启服务器

  reboot

• 检查内核版本

  uname -r