[atlas] swapping a v1 for a v3

>>> The solution suggested by the Atlas team was simply
>>> to register the new instance with the ID number I
>>> had been using before. This worked.
>>> 
>>> IIUC, each hardware probe is pre-registered. This
>>> may be an obstacle; I don’t know.
>> 
>> i suspect the probe or actually the back end would have an identity
>> crisis.
> 
> Indeed! For hardware probes, where the probe's key is virtually
> unchangeable, we don't do such ID/key juggling. For software probes
> the host can update (re-register) the probe's key meaning the ID
> remains the same; this is intended to solve the problem Niall faced.

so what is the convention for marking the removed v1 as deceased?

randy