Disk /dev/sdb: 931.53 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: TOSHIBA DT01ACA1 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/sdb1 2048 1953523711 1953521664 931.5G Linux filesystem Disk /dev/sda: 111.81 GiB, 120033041920 bytes, 234439535 sectors Disk model: KINGSTON SV300S3 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 1048576 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 2048 524287 522240 255M EFI System /dev/sda2 524288 42467327 41943040 20G Linux filesystem