Disk /dev/sda: 55.9 GiB, 60022480896 bytes, 117231408 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 524287 522240 255M Linux filesystem /dev/sda2 524288 42467327 41943040 20G Linux filesystem /dev/sda3 42467328 50659327 8192000 3.9G Linux filesystem /dev/sda4 50659328 117229567 66570240 31.8G Linux filesystem