Disk /dev/sda: 447.14 GiB, 480113590272 bytes, 937721856 sectors Disk model: SanDisk SSD PLUS 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 1026047 1024000 500M EFI System /dev/sda2 1026048 5220351 4194304 2G Linux swap /dev/sda3 5220352 519022591 513802240 245G Linux filesystem /dev/sda4 519022592 937719807 418697216 199.7G Linux filesystem