This is effectively subsumed by bug 1088606, which allows equivalent information to be derived from the os-user-limits API extension (the headroom is simply the difference between the total<Resource>Used and the new accurate value for maxTotal<Resource> now reported).
This is effectively subsumed by bug 1088606, which allows equivalent information to be derived from the os-user-limits API extension (the headroom is simply the difference between the total<Resource>Used and the new accurate value for maxTotal<Resource> now reported).