linux – 无法挂载’/ dev / sda’

parted -l的输出

root@rescue:~# parted -l
Model: ATA HGST HUS724020AL (scsi)
Disk /dev/sda: 2000GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:

number  Start   End     Size    File system     Name     Flags
 1      20.5kB  1049kB  1029kB                  priMary  bios_grub
 2      2097kB  1987GB  1987GB                  priMary
 3      1987GB  1992GB  5242MB  ext4            priMary
 4      1992GB  2000GB  8388MB  linux-swap(v1)  priMary


Error: /dev/sdb: unrecognised disk label
Model: ATA HGST HUS724020AL (scsi)
Disk /dev/sdb: 2000GB
Sector size (logical/physical): 512B/512B
Partition Table: unkNown
Disk Flags:

root@rescue:/mnt# mount /dev/sda /mnt
mount: block device /dev/sda is write-protected,mounTing read-only
NTFS signature is missing.
Failed to mount '/dev/sda': Invalid argument
The device '/dev/sda' doesn't seem to have a valid NTFs.
Maybe the wrong device is used? Or the whole disk instead of a
partition (e.g. /dev/sda,not /dev/sda1)? Or the other way around?

cat / proc / mdstat的输出

root@rescue:~# cat /proc/mdstat
Personalities : [linear] [raid0] [raid1] [raid10] [raid6] [raid5] [raid4] [multipath] [faulty]
unused devices: <none>

如何访问我的文件？