This will avoid having to toggle it on by default all around, see for example [2].
In effect, the configuration will be explicitely toggled appropriately by puppet (off in
production, on on staging) [1]. This will avoid declaring it on in docker tools as well,
so in effect abandoning [2].
That follows a suggestion from @anlambert in [3]
[1] T4040
[2] D7377
[3] D7378#inline-52894
Related to T4040