Disk /dev/sda: 223.58 GiB, 240057409536 bytes, 468862128 sectors Disk model: CT240BX500SSD1 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 4095 2048 1M BIOS boot /dev/sda2 4096 41947135 41943040 20G Linux filesystem /dev/sda3 41947136 50139135 8192000 3.9G Linux filesystem /dev/sda4 50139136 468860927 418721792 199.7G Linux filesystem