For those new to RHEL 8, Red Hat Enterprise Linux 8 includes version 4 of the yum utility. The backend of the Yum v4 is the DNF technology. Although the yum backend has changed in version 4, the typical command line options remain the same.

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Here is a short description of the new features of Yum v4 and how it compares to the DNF technology.

Yum v4 DNF Technology

  • DNF replaces YUM as the package management technology for RPM packages in Red Hat Enterprise Linux 8.
  • The DNF API enhances integration, and solves stability issues of the Yum v3 API.
  • Yum v4 includes the new functionality provided by DNF.
  • The recommended yum command is a link to dnf.

Enhancements in Yum v4

  • Supports modules that enable software AppStreams.
  • Now understands weak and boolean dependencies.
  • Provides a broader collection of plug-ins and add-on tooling.
  • Improves the performance of Yum , which is key for cloud, CI/CD, and container workloads.

We have a number of articles using dnf. If you want to see a complete list of RHEL 8 new features, see below guide:

RHEL 8 New features

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