Disk /dev/sda: 465.92 GiB, 500277790720 bytes, 977105060 sectors Disk model: APPLE SSD SM0512 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 391034639 390625000 186.3G Apple APFS /dev/sda3 391034640 393132031 2097392 1G EFI System /dev/sda4 393132032 977105026 583972995 278.5G Linux filesystem