We have found that there are updates to be made, now to upgrade. dnf upgrade in addition to updating currently installed packages, it also removes obsolete packages. While dnf update updates currently installed packages to newer versions. To exclude multiple packages, we write: $ sudo dnf -x -x update We can also choose to exclude specific packages using the exclude of -x option as follows: $ sudo dnf update -exclude= In cases where we need to only update a single package we can update it as follows: $ sudo dnf update Now that we have checked for updates, we can install them as follows: $ sudo dnf update Or by using dnf we write: $ sudo dnf check-update With yum we can check if there are any updates using the check-update option: $ sudo yum check-update Updating installed packages is a common task for Linux users. In this section, we look at commonly used yum/dnf commands. The syntax of the dnf command is as follows: $ dnf COMMAND We will mostly use dnf however the same commands can be used with yum we shall learn the difference between the two shortly. It is considered the next generation of its predecessor yum. Yum(Yellowdog Updater Modified) is the primary package manager for Red Hat Enterprise Linux distributions such as Rocky Linux, AlmaLinux, CentOS, Fedora, etc.ĭnf(Dandified yum) is another package management tool for RHEL Linux distros. We discuss package management in Red Hat Enterprise Linux Distros using yum and dnf. This includes installing, upgrading, downgrading, updating, removing, etc. Package management involves managing software on a system.
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