debug: rotate old courtesy symlinks to .0, .1, etc.
debug: rotate old courtesy symlinks to .0, .1, etc.

This will make it much easier to find the next-oldest instantiation of
osd foo.

ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph,ajnelson/ceph