Disk /dev/sda: 465.78 GiB, 500107862016 bytes, 976773168 sectors Disk model: WDC WD5000AAKX-7 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: -- Device Boot Start End Sectors Size Id Type /dev/sda1 63 80324 80262 39.2M de Dell Utility /dev/sda2 * 81920 21467135 21385216 10.2G 27 Hidden NTFS WinRE /dev/sda3 21467136 976771071 955303936 455.5G 7 HPFS/NTFS/exFAT Disk /dev/sdb: 149.5 GiB, 160041885696 bytes, 312581808 sectors Disk model: Hitachi HTS54321 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: -- Device Boot Start End Sectors Size Id Type /dev/sdb1 * 2048 1050623 1048576 512M 83 Linux /dev/sdb2 1050624 312580095 311529472 148.6G 83 Linux