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![Centos 7 开机过程中报错提示 CentOS 开机报错 [sda] Assuming drive cache: write through](https://hlynford.com/wp-content/uploads/2020/04/image.png "Centos 7 开机过程中报错提示 CentOS 开机报错 [sda] Assuming drive cache: write through")
删除倒数第二行那个 rhgb
vim /etc/default/grubGRUB_TIMEOUT=5
GRUB_DISTRIBUTOR="$(sed's, release .*$,,g'/etc/system-release)"
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="crashkernel=auto rd.lvm.lv=centos/root rd.lvm.lv=centos/swap rhgb quiet"
GRUB_DISABLE_RECOVERY="true"![Centos 7 开机过程中报错提示 CentOS 开机报错 [sda] Assuming drive cache: write through](https://hlynford.com/wp-content/uploads/2020/04/image-2.png "Centos 7 开机过程中报错提示 CentOS 开机报错 [sda] Assuming drive cache: write through")
grub2-mkconfig -o /boot/grub2/grub.cfg![Centos 7 开机过程中报错提示 CentOS 开机报错 [sda] Assuming drive cache: write through](https://hlynford.com/wp-content/uploads/2020/04/image-1.png "Centos 7 开机过程中报错提示 CentOS 开机报错 [sda] Assuming drive cache: write through")
正文完
