ZFS dedup on a Proxmox host in 2026 — has fast dedup changed the recommendation?

[uzumo]

If you're worried about memory usage or the fact that you can't turn it off, this would probably make you happy when it comes out.

When multiple methods for deduplication emerge, it becomes unclear whether the term “ZFS deduplication” refers to inline or post-processing...

https://github.com/openzfs/zfs/pull/18745