Disk /dev/sda: 238.47 GiB, 256060514304 bytes, 500118192 sectors Disk model: HFS256G39TND-N21 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sda1 4096 4100095 4096000 2G EFI System /dev/sda2 4100096 500103449 496003354 236.5G Linux filesystem Disk /dev/sdb: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors Disk model: WDC WD10EZEX-21W Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes Disklabel type: gpt Disk identifier: -- Device Start End Sectors Size Type /dev/sdb1 2048 1953523711 1953521664 931.5G Linux filesystem