Linux SATA Drive is Being Displayed as /dev/hda Instead Of /dev/sda

www.‮.iruttual‬com
Linux SATA Drive is Being Displayed as /dev/hda Instead Of /dev/sda

In Linux, hard disk drives are typically assigned a device file under the /dev directory, such as /dev/sda for the first SATA drive. If the drive is being displayed as /dev/hda instead of /dev/sda, it may be due to one of the following reasons:

  1. The drive is an IDE drive: In the past, IDE drives were typically assigned device files starting with hda, hdb, etc. If the drive is an IDE drive, it may be displayed as /dev/hda instead of /dev/sda.

  2. The system uses a legacy naming scheme: Some systems may use a legacy naming scheme that assigns device files to hard disks starting with hda, hdb, etc. instead of sda, sdb, etc.

  3. The drive is connected to a USB-to-SATA adapter: If the drive is connected to a USB-to-SATA adapter, it may be displayed as a USB drive, such as /dev/sdb, instead of a SATA drive.

To verify the type of drive and the way it is connected, you can use the lsblk command to list the block devices on the system. This will show the device name, type, and other information about each drive.

If the drive is an IDE drive or is connected to a USB-to-SATA adapter, there is not much you can do to change the device file name. However, if the system is using a legacy naming scheme, you can switch to the modern naming scheme by modifying the udev rules and regenerating the device files. You can find more information about this process at the following link:

https://www.kernel.org/doc/html/latest/admin-guide/devices.html#naming-policy

Keep in mind that changing the device file names may cause issues with any applications or scripts that rely on the current device file names, so it is important to carefully consider the potential consequences before making any changes.

Created Time:2017-10-30 10:17:38  Author:lautturi