TrueNAS already utilizes "Boot Environments," which act similarly to snapshots but require a reboot to switch between different OS versions. 🚀 Recommended Next Steps
This request proposes a safety mechanism within the TrueNAS update utility. Before a system applies a major operating system upgrade (e.g., moving from Bluefin to Dragonfish), it would automatically trigger a ZFS snapshot of the boot pool. This ensures that if the new update fails or causes hardware incompatibility, the user can instantly roll back to a known-working state. ✨ Key Benefits 125176
The number refers to a specific issue tracker entry for TrueNAS , the popular open-source storage operating system. Specifically, it is a suggestion to automatically create a snapshot as part of an OS upgrade (NAS-125176). This ensures that if the new update fails
If you are managing a TrueNAS system and want to support this feature: If you are managing a TrueNAS system and
Since you asked for a "report" on this topic, I have prepared a summary of this feature request and its importance for system administrators. 📋 Feature Report: NAS-125176 Automatic Snapshots During OS Upgrades
While this specific automation is a popular suggestion among the community ( TrueNAS Community Forums ), it is not always enabled by default in every version.