Fedora Rawhide Server OverlayFS BTRFS setup

Posted by dba477 on Aug 18, 2026 6:53 PM EDT
https://dbaxps.blogspot.com; By Boris Derzhavets 		Mail this story
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Configuring Fedora Rawhide Server using a combination of Btrfs and OverlayFS creates a secure testing environment. This configuration isolates critical for tracking rapidly evolving Rawhide packages from developers allowing the server to load read-only Btrfs base snapshots while using the OverlayFS layer as a storage layer for writing and temporary data. If an update disrupts the OS, the base snapshot remains intact, allowing for rollback after a single reboot. Same configuration may also work and vice versa way. Btrfs-assistant running inside Overlay instance booted via corresponding option of Grub Submenu allows to recover from crash main instance via selection required "ro" snapshot using it's own GUI.

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