Disk /dev/sda: 22.37 GiB, 24015495168 bytes, 46905264 sectors Disk model: SAMSUNG MZMPA024 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/sda1 2048 1048575 1046528 511M EFI System /dev/sda2 1048576 46903295 45854720 21.9G Linux filesystem Disk /dev/zram0: 1.53 GiB, 1643032576 bytes, 401131 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