as /media/watch didnt worked out ... see 1st test, there it was /media/watch to /media/output including the mount /mnt/cache/media:/media:rw   2nd test was then to make sure it doesnt depend on ../watch or ../output ... and im only creating the must have mount points as far as i see ...   and i know it should work, tested mounts in another docker from me just out of intereset and i can hardlink and instant move, im just out of ideas what im doing wrong here.   - my