Yes, I did that on my desktop, running Arch Linux. In retrospect, it probably wasn't a very good idea because my / is on an SSD and ZFS on Linux doesn't suppor

Yes, I did that on my desktop, running Arch Linux. In retrospect, it probably wasn't a very good idea because my / is on an SSD and ZFS on Linux doesn't support TRIM (I'll probably go with XFS if I ever reinstall), but it's totally doable.