What underlying filesystem does Hyper use? I ask because, on Triton, cloning a ZFS dataset should be very fast, because it is a zero copy operation. It basica

What underlying filesystem does Hyper use? I ask because, on Triton, cloning a ZFS dataset should be very fast, because it is a zero copy operation. It basically consists of copying the metadata for the data set attributes and root directory. So in principle, Triton could perform competitively.