125176 -

While this specific automation is a popular suggestion among the community ( TrueNAS Community Forums ), it is not always enabled by default in every version.

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

Until this is fully integrated as a "toggle" in the UI, include a Boot Pool Snapshot as a standard step in your maintenance checklist. While this specific automation is a popular suggestion

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

You can view and vote for this suggestion on the iXsystems JIRA.