Disk /dev/sda: 232.89 GiB, 250059350016 bytes, 488397168 sectors Disk model: Samsung SSD 860 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 1230847 1228800 600M EFI System /dev/sda2 1230848 50071551 48840704 23.3G Linux swap /dev/sda3 50071552 112986111 62914560 30G Linux filesystem /dev/sda4 112986112 488396799 375410688 179G Linux filesystem GPT PMBR size mismatch (5621947 != 30617599) will be corrected by write. Disk /dev/sdb: 14.6 GiB, 15676211200 bytes, 30617600 sectors Disk model: Transcend 16GB 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/sdb1 64 5612115 5612052 2.7G Microsoft basic data /dev/sdb2 5612116 5621883 9768 4.8M EFI System