Check the hard disk type, size and other information under linux

1, fdisk -l to see your hard disk number, such as sda, sdb, etc.

You can see on the chart respectively sda, sdb disk and number

2、smartctl --all /dev/sda

If you do not smartctl tool can be installed with yum install smartmontools

The figure details the hard part, wherein the Device Model: Samsung SSD 860 EVO 500GB hard disk models.