Disk /dev/sda: 931.84 GiB, 1000555581440 bytes, 1954210120 sectors Disk model: APPLE SSD SM1024 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 40 409639 409600 200M EFI System /dev/sda2 409640 1954210079 1953800440 931.6G Apple APFS GPT PMBR size mismatch (4159671 != 60088319) will be corrected by write. The backup GPT table is not on the end of the device. Disk /dev/sdb: 28.65 GiB, 30765219840 bytes, 60088320 sectors Disk model: SanDisk 3.2Gen1 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 64 4135163 4135100 2G Microsoft basic data /dev/sdb2 4135164 4159007 23844 11.6M EFI System /dev/sdb3 4159008 4159607 600 300K Microsoft basic data Disk /dev/loop0: 1.85 GiB, 1991577600 bytes, 3889800 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/loop1: 7.57 GiB, 8128561152 bytes, 15876096 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/loop2: 32 GiB, 34359738368 bytes, 67108864 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/mapper/XXXXXXXX 7.57 GiB, 8128561152 bytes, 15876096 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/mapper/XXXXXXXXXX 7.57 GiB, 8128561152 bytes, 15876096 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk /dev/zram0: 8 GiB, 8589934592 bytes, 2097152 sectors Units: sectors of 1 * 4096 = 4096 bytes Sector size (logical/physical): 4096 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 4096 bytes