부팅하는 데 문제가 있어 grub 구조 쉘에 들어가게 됩니다.
error: attempt to read or write outside of disk 'hd0'.
Entering rescue mode...
grub rescue>
온라인으로 검색하는 동안 내 시스템에 대한 추가 정보를 얻을 수 있는 몇 가지 명령을 발견했습니다. 달리는sudo fdisk -l
Disk /dev/loop0: 1.8 GiB, 1864450048 bytes, 3641504 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop1: 86.9 MiB, 91099136 bytes, 177928 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop2: 34.7 MiB, 36323328 bytes, 70944 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop3: 140.9 MiB, 147722240 bytes, 288520 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop4: 2.3 MiB, 2433024 bytes, 4752 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop5: 13 MiB, 13619200 bytes, 26600 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop6: 14.5 MiB, 15196160 bytes, 29680 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/loop7: 3.7 MiB, 3887104 bytes, 7592 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/sda: 232.9 GiB, 250059350016 bytes, 488397168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x99811f5b
Device Boot Start End Sectors Size Id Type
/dev/sda1 * 2048 488396799 488394752 232.9G 8e Linux LVM
Disk /dev/sdb: 14.5 GiB, 15524167680 bytes, 30320640 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x32234161
Device Boot Start End Sectors Size Id Type
/dev/sdb1 * 8064 30320639 30312576 14.5G c W95 FAT32 (LBA)
Disk /dev/mapper/ubuntu--vg-root: 231.9 GiB, 249028411392 bytes, 486383616 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/mapper/ubuntu--vg-swap_1: 980 MiB, 1027604480 bytes, 2007040 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
이것으로부터 우리는 내 메인 드라이브가 /dev/sda이고, 루트와 스왑이 lvm을 사용한다는 것을 알 수 있습니다. /dev/sda 및 /dev/sda1에는 부팅 플래그가 있습니다. 이것은 거의 표준 unbuntu 설치입니다. /dev/sdb는 현재 컴퓨터를 실행하는 데 사용하는 USB 드라이브입니다.
모든 것이 괜찮아 보이는데 데스크탑을 복원하는 방법을 모르겠습니다. 이 문제를 어떻게 해결해야 할까요?
감사해요,