When should I upgrade from Electric Eel to Fangtooth given the VM migration problem?

[Captain_Morgan]

@Patrick

A potential problem with waiting for Goldeneye is that I don’t believe it’s possible to leapfrog major versions when upgrading, e.g. from Fangtooth to Goldeye

I found this topic and wanted to make sure there is an updated answer.

We are committed to making sure there is an upgrade path for Electric Eel VMs to Goldeye VMs without going through the Experiemental Incus VMs.

Originally that was part of the Goldeye plan… upgrade from Electric Eel straight to Goldeye.

We have now brought that capability back into Fangtooth 25.04.2 (later in July)

TrueNAS Virtualization Plans for 25.04.2

TrueNAS Community Edition makes use of the KVM (Linux Kernel-based Virtual Machine) hypervisor to deliver Virtual Machines (VMs) on TrueNAS systems. The capability to run a full virtual machine on a TrueNAS system has been available even since the early days of FreeNAS, and remains available in the latest releases of TrueNAS SCALE 24.10 “Electric Eel” and TrueNAS Community Edition 25.04 “Fangtooth” - but with some minor differences between the two. While Electric Eel had a tab for “Virtualizati…

If the Fangtooth work goes well, we will have to review whether the direct update from Electric Eel to Goldeye is still needed. We will make that decision later.