Disk /dev/sda: 298.09 GiB, 320071851520 bytes, 625140335 sectors Disk model: WDC WD3200AAKX-0 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: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 2048 625137344 625135297 298.1G EFI System