Disk /dev/sda: 238.49 GiB, 256060514304 bytes, 500118192 sectors Disk model: SAMSUNG MZ7TY256 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: dos Disk identifier: -- Device Boot Start End Sectors Size Id Type /dev/sda1 * 2048 1050623 1048576 512M 83 Linux /dev/sda2 1050624 9439231 8388608 4G 83 Linux /dev/sda3 9439232 103811071 94371840 45G 83 Linux /dev/sda4 103811072 500118191 396307120 189G 83 Linux