Disk /dev/sda: 465.76 GiB, 500107862016 bytes, 976773168 sectors Disk model: TOSHIBA MQ01ABF0 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 1048576 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 2048 1230847 1228800 600M EFI System /dev/sda2 1230848 9271295 8040448 3.8G Linux swap /dev/sda3 9271296 72185855 62914560 30G Linux filesystem /dev/sda4 72185856 976773119 904587264 431.3G Linux filesystem