更新内核
==================

Ubuntu
~~~~~~

.. code-block:: shell

   # 查看已安装内核
   dpkg --get-selections | grep linux-

   # 安装内核
   apt-get install linux-image-5.4.0-125-generic linux-headers-5.4.0-125-generic linux-modules-5.4.0-125-generic

   # 锁定内核
   apt-mark hold linux-image-5.4.0-125-generic linux-headers-5.4.0-125-generic linux-modules-5.4.0-125-generic

   # 修改启动项
   vim /etc/default/grub

   # GRUB_DEFAULT=0
   GRUB_DEFAULT="Advanced options for Ubuntu>Ubuntu, with Linux 5.4.0-125-generic"

   # 更新grub
   update-grub

   # 重启应用
   reboot