Disk /dev/sda: 476.94 GiB, 512110190592 bytes, 1000215216 sectors Disk model: AirDisk 512GB SS 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: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 2048 1050623 1048576 512M EFI System /dev/sda2 1050624 1000214527 999163904 476.4G Linux filesystem