How To Install ddrescue on CentOS 7
Introduction
In this tutorial we learn how to install ddrescue on CentOS 7.
What is ddrescue
GNU ddrescue is a data recovery tool. It copies data from one file or block device (hard disc, cd-rom, etc) to another, trying hard to rescue data in case of read errors. GNU ddrescue does not truncate the output file if not asked to. So, every time you run it on the same output file, it tries to fill in the gaps.
We can use yum or dnf to install ddrescue on CentOS 7. In this tutorial we discuss both methods but you only need to choose one of method to install ddrescue.
Install ddrescue on CentOS 7 Using yum
Update yum database with yum using the following command.
sudo yum makecache
After updating yum database, We can install ddrescue using yum by running the following command:
sudo yum -y install ddrescue
Install ddrescue on CentOS 7 Using dnf
If you don’t have dnf installed you can install DNF on CentOS 7 first.
Update yum database with dnf using the following command.
sudo dnf makecache
After updating yum database, We can install ddrescue using dnf by running the following command:
sudo dnf -y install ddrescue
How To Uninstall ddrescue on CentOS 7
To uninstall only the ddrescue package we can use the following command:
sudo dnf remove ddrescue
References
Summary
In this tutorial we learn how to install ddrescue on CentOS 7 using yum and dnf.
