Disk /dev/sda: 14.91 GiB, 16013942784 bytes, 31277232 sectors Disk model: SanDisk SSD U110 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 31277055 31275008 14.9G Linux filesystem Disk /dev/sdb: 223.58 GiB, 240065183744 bytes, 468877312 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/sdb1 2048 1050623 1048576 512M EFI System /dev/sdb2 1050624 466876415 465825792 222.1G Linux filesystem /dev/sdb3 466876416 468875263 1998848 976M Linux swap