Disk /dev/sda: 465.76 GiB, 500107862016 bytes, 976773168 sectors Disk model: TOSHIBA HDWK105 Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 4096 bytes I/O size (minimum/optimal): 4096 bytes / 1048576 bytes Disklabel type: dos Disk identifier: -- Device Boot Start End Sectors Size Id Type /dev/sda1 * 2048 3147775 3145728 1.5G 83 Linux /dev/sda2 3147776 87033855 83886080 40G 83 Linux /dev/sda3 87033856 93325311 6291456 3G 82 Linux swap / Solaris /dev/sda4 93325312 976773119 883447808 421.3G 83 Linux