Instance volume lifecycle management?

Doubtful, we generally do not provide any guidance on command line operations because we generally do not test those operations for safety and, especially, for compatibility with the TrueNAS UI. And since this is untested you can and in many case will lose CLI changes the middleware was unaware of the next time you update, which is the reason that CLI changes are not supported.

It is an experimental feature that will continue to develop throughout the 25.04 versions and into 25.10, to bring in some more of these usability features, which is also why we’ve advised users with production VMs to remain on 24.10 until the experimental label is removed, likely in 25.10.0.