Disk /dev/sda: 465.76 GiB, 500107862016 bytes, 976773168 sectors
Disk model: Samsung SSD 860
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: 0x1a2b3c4d

Device     Boot     Start       End   Sectors   Size Id Type
/dev/sda1  *         2048   1050623   1048576   512M 83 Linux
/dev/sda2         1050624  17827839  16777216     8G 82 Linux swap / Solaris
/dev/sda3        17827840 494923775 477095936 227.5G 83 Linux
/dev/sda4       494923776 976773167 481849392 229.8G 83 Linux
