Tôi đang sử dụng Ubuntu 14.04.
Tôi có một thanh USB 832 FAT32 và ổ cứng 50032 FAT32; cả hai đều đột nhiên trở thành thiết bị chỉ đọc.
Tôi đã thử xóa thư mục bên trong /media
và sau đó tạo lại nó, đổi tên nó, sau đó cấp cho thư mục đó toàn quyền. Tuy nhiên, điều này đã không làm việc.
Kết quả của mount
:
$ mount
/dev/sda5 on / type ext4 (rw,errors=remount-ro)
proc on /proc type proc (rw,noexec,nosuid,nodev)
sysfs on /sys type sysfs (rw,noexec,nosuid,nodev)
none on /sys/fs/cgroup type tmpfs (rw)
none on /sys/fs/fuse/connections type fusectl (rw)
none on /sys/kernel/debug type debugfs (rw)
none on /sys/kernel/security type securityfs (rw)
udev on /dev type devtmpfs (rw,mode=0755)
devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
tmpfs on /run type tmpfs (rw,noexec,nosuid,size=10%,mode=0755)
none on /run/lock type tmpfs (rw,noexec,nosuid,nodev,size=5242880)
none on /run/shm type tmpfs (rw,nosuid,nodev)
none on /run/user type tmpfs (rw,noexec,nosuid,nodev,size=104857600,mode=0755)
none on /sys/fs/pstore type pstore (rw)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)
systemd on /sys/fs/cgroup/systemd type cgroup (rw,noexec,nosuid,nodev,none,name=systemd)
gvfsd-fuse on /run/user/1000/gvfs type fuse.gvfsd-fuse (rw,nosuid,nodev,user=simon)
Kết quả của sudo parted -l
:
Model: ATA ST9500325AS (scsi)
Disk /dev/sda: 500GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Number Start End Size Type File system Flags
4 1049kB 500GB 500GB extended
5 2097kB 496GB 496GB logical ext4
6 496GB 500GB 4238MB logical linux-swap(v1)
Model: Verbatim STORE N GO (scsi)
Disk /dev/sdb: 8028MB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Number Start End Size Type File system Flags
1 24.6kB 8028MB 8028MB primary fat32 boot
Kết quả của lsblk
:
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 465.8G 0 disk
├─sda4 8:4 0 1K 0 part
├─sda5 8:5 0 461.8G 0 part /
└─sda6 8:6 0 4G 0 part [SWAP]
sdb 8:16 1 7.5G 0 disk
└─sdb1 8:17 1 7.5G 0 part /media/simon/LYDIA
sr0 11:0 1 1024M 0 rom
Kiểm tra ghi USB:
$ cd /media/simon/LYDIA
$ touch newfile001
touch: cannot touch ‘newfile001’: Read-only file system
Kết quả của dmesg
:
[ 159.366772] FAT-fs (sdb1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[ 159.383252] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.383258] FAT-fs (sdb1): Filesystem has been set read-only
[ 159.383571] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.384251] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.384319] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.475111] systemd-hostnamed[2966]: Warning: nss-myhostname is not installed.
Changing the local hostname might make it unresolveable. Please install nss-myhostname!
[ 159.480141] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.480224] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.480497] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 159.480516] FAT-fs (sdb1): error, fat_get_cluster: invalid cluster chain (i_pos 0)
[ 2893.091767] wlan0: deauthenticating from c0:3e:0f:31:21:05 by local choice (reason=3)
mount
xin vui lòng.
mount
chính xác;)