sudo fdisk -l Disk /dev/sda: 931.5 GiB, 1000204886016 bytes, 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 Disklabel type: dos Disk identifier: 0x178ed03b Device Boot Start End Sectors Size Id Type /dev/sda1 * 2048 1951799072 1951797025 930.7G 7 HPFS/NTFS/exFAT /dev/sda2 1951799296 1953519615 1720320 840M 27 Hidden NTFS WinRE Disk /dev/sdb: 931.5 GiB, 1000204886016 bytes, 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 Disklabel type: dos Disk identifier: 0x60f5f087 Device Boot Start End Sectors Size Id Type /dev/sdb1 * 2048 199999487 199997440 95.4G 83 Linux /dev/sdb2 200001534 201717759 1716226 838M 5 Extended /dev/sdb5 200001536 201717759 1716224 838M 82 Linux swap / Solaris Partition 2 does not start on physical sector boundary. sudo parted -l Model: ATA ST1000DM003-1ER1 (scsi) Disk /dev/sda: 1000GB Sector size (logical/physical): 512B/4096B Partition Table: msdos Disk Flags: Number Start End Size Type File system Flags 1 1049kB 999GB 999GB primary ntfs boot 2 999GB 1000GB 881MB primary ntfs diag Model: ATA WDC WD1003FZEX-0 (scsi) Disk /dev/sdb: 1000GB Sector size (logical/physical): 512B/4096B Partition Table: msdos Disk Flags: Number Start End Size Type File system Flags 1 1049kB 102GB 102GB primary ext4 boot 2 102GB 103GB 879MB extended 5 102GB 103GB 879MB logical linux-swap(v1)