I've been using it on FreeBSD and NixOS (both ZoL based) since the feature's release - no issues at all. I can't speak to the metadata leakage, but from my gru

I've been using it on FreeBSD and NixOS (both ZoL based) since the feature's release - no issues at all. I can't speak to the metadata leakage, but from my grumpy perspective the fewer layers in my IO path the better. Disks should be boring (ish).