Disk /dev/sda: 298.9 GiB, 320072933376 bytes, 625142448 sectors Disk model: SAMSUNG HM321HI Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 1048576 bytes Disklabel type: dos Disk identifier: -- Device Boot Start End Sectors Size Id Type /dev/sda1 2048 8398847 8396800 4G 82 Linux swap / Solaris /dev/sda2 8398848 40142847 31744000 15.1G 83 Linux /dev/sda3 83984384 625141759 541157376 258G 7 HPFS/NTFS/exFAT /dev/sda4 40142848 83984383 43841536 20.9G 83 Linux Partition table entries are not in disk order.