Disk /dev/nvme0n1: 3.64 TiB, 4000787030016 bytes, 7814037168 sectors Disk model: Samsung SSD 990 PRO 4TB 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/nvme0n1p1 2048 1230847 1228800 600M EFI System /dev/nvme0n1p2 1230848 3327999 2097152 1G Linux extended boot /dev/nvme0n1p3 3328000 7814035455 7810707456 3.6T Linux filesystem Disk /dev/mapper/XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 3.64 TiB, 3999065440256 bytes, 7810674688 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