系统无法启动,重新安装系统grub V80-20220613
UEFI引导重新安装系统grub启动项
挂载系统镜像iso,进入磁盘分区页面时,进行如下操作:
ctlr + alt + F2
cat /proc/partitions
fdisk -l
mount /dev/sda2 /target/ # sda2 根分区
mount /dev/sda4 /target/boot/ # sda4 boot分区
mount /dev/sda1 /target/boot/efi/ # efi 分区
mount --bind /proc/ /target/proc/
mount --bind /sys/ /target/sys/
mount --bind /dev/ /target/dev/
mount --bind /dev/pts/ /target/dev/pts/
chroot /target/
grub-install /dev/sda
update-grub
exit
reboot
标签:target,grub,--,mount,dev,UEFI,重新安装 From: https://www.cnblogs.com/ylxtiankong/p/17168867.html