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Methods to Check SSD or HDD in Ubuntu 20.04 LTS Linux server

This article covers the different methods to check if the disk is HDD or SSD in a Linux operating system like Ubuntu 20.04 LTS server. In fact, Checking SSD/HDD health in Linux will help you to identify failed drives and they can be replaced before any data loss occurs. Therefore, If you are a system administrator and responsible for managing Linux systems in Datacenter, then, it is recommended to check the health of the SSD and HDD drives regularly. 

Checking SSD/HDD health in Linux will help you to identify failed drives and they can be replaced before any data loss occurs. 


How to use SMART monitoring tools in Linux ?

Smart monitoring tools is a control and monitoring utility for SATA, SCSI hard drives and solid state drive. The tool comes with a command called 'smartctl'.

Use yum to check which package provides smartctl command:

# yum provides smartctl

The output will suggest that smartmontools is the package that distributes smartctl command.

To Install smartmontools, run:

# yum install smartmontools

Use smartctl command:

# smartctl -a /dev/sda

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