Buyrun Hocam .. sudo fdisk -l için :
Disk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x6e697373
This doesn't look like a partition table
Probably you selected the wrong device.
Device Boot Start End Blocks Id System
/dev/sda1 ? 1936269394 3772285809 918008208 4f QNX4.x 3rd part
Partition 1 does not start on physical sector boundary.
/dev/sda2 ? 1917848077 2462285169 272218546+ 73 Unknown
Partition 2 does not start on physical sector boundary.
/dev/sda3 ? 1818575915 2362751050 272087568 2b Unknown
Partition 3 does not start on physical sector boundary.
/dev/sda4 ? 2844524554 2844579527 27487 61 SpeedStor
Partition 4 does not start on physical sector boundary.
Partition table entries are not in disk order
Disk /dev/sdb: 256.1 GB, 256060514304 bytes
255 heads, 63 sectors/track, 31130 cylinders, total 500118192 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x000e7c15
Device Boot Start End Blocks Id System
/dev/sdb1 2048 16001023 7999488 82 Linux swap / Solaris
/dev/sdb2 * 16001024 16977919 488448 83 Linux
/dev/sdb3 16977920 500117503 241569792 83 Linux
sudo parted -l
Model: ATA HGST HTS721010A9 (scsi)
Disk /dev/sda: 1000GB
Sector size (logical/physical): 512B/4096B
Partition Table: loop
Number Start End Size File system Flags
1 0,00B 1000GB 1000GB ntfs
Model: ATA Crucial_CT256MX1 (scsi)
Disk /dev/sdb: 256GB
Sector size (logical/physical): 512B/4096B
Partition Table: msdos
Number Start End Size Type File system Flags
1 1049kB 8193MB 8191MB primary linux-swap(v1)
2 8193MB 8693MB 500MB primary ext4 boot
3 8693MB 256GB 247GB primary ext4
sudo lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 931,5G 0 disk
├─sda2 8:2 0 811,6G 0 part
└─sda3 8:3 0 346,1G 0 part
sdb 8:16 0 238,5G 0 disk
├─sdb1 8:17 0 7,6G 0 part [SWAP]
├─sdb2 8:18 0 477M 0 part /boot
└─sdb3 8:19 0 230,4G 0 part /