Disk /dev/sda: 29.9 GiB, 32080200192 bytes, 62656641 sectors 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 43007 40960 20M Microsoft basic data /dev/sda2 43008 45055 2048 1M BIOS boot /dev/sda3 45056 126975 81920 40M EFI System /dev/sda4 126976 62656607 62529632 29.8G Linux filesystem