You can upgrade from RHEL 7.9 to RHEL 8 using the Leapp utility. This requires following the official Red Hat upgrade instructions .
tool to receive updates from Red Hat’s official repositories. Why use RHEL 7.9 today? Rhel-server-7.9-x86-64-dvd.iso
Simply point the virtual CD/DVD drive to the .iso file. You can upgrade from RHEL 7
| Feature | rhel-server-7.9 | CentOS 7.9 | Rocky Linux 8 | | :--- | :--- | :--- | :--- | | | Required | None (EOL) | None | | Support | Red Hat (paid) | Community (dead) | Community (active) | | Kernel updates | Yes (Ext Life) | No | Yes | | FIPS 140-2 | Certified | Uncertified | Untested | | Best for | Banks, Gov, Legacy SAP | Archived labs | New projects | Why use RHEL 7
In the vast ecosystem of enterprise computing, few file names carry as much weight and implication as rhel-server-7.9-x86-64-dvd.iso . To the uninitiated, it appears as a jumble of technical jargon—a string of characters denoting a specific software package. However, to systems administrators, engineers, and IT architects, this specific file represents a standard of stability, the culmination of a decade of development, and the bedrock upon which modern enterprise infrastructure is built. This filename serves as a time capsule, encapsulating the technical requirements, business needs, and architectural standards of its era.
A soft blue glow bled from the drive slot.
Linux example: sudo dd if=rhel-server-7.9-x86-64-dvd.iso of=/dev/sdX bs=4M status=progress 4. Installation Best Practices