UWS POST PHASE=RUN

[Walter Landry]

Matthew Graham <mjg at cacr.caltech.edu> wrote:
> Hi,
> 
> On Nov 5, 2014, at 11:22 AM, Walter Landry wrote:
> 
>>> On Nov 5, 2014, at 8:33 AM, Matthew Graham wrote:
>>>> The QUEUED state can be useful in third-party data transfers where
>>>> you are negotiating with two VOSpaces and do not want the job
>>>> running until both client and server are agreed on the
>>>> transaction. This is not an estimate but negotiation.
>> 
>> Can you give an example of this negotiation?  What kind of information
>> is being exchanged?
> 
> I want to transfer data from VOSpace1 (V1) to VOSpace2 (V2). I
> contact V2 to negotiate the transfer details and schedule the
> transfer - estimation would be useless here since as you say all
> details are promptly forgotten. I then contact V1, again the
> appropriate negotiation and when I am happy that this looks good,
> initiate the transfer with PHASE = RUN.

What exactly do you mean by negotiation?  Are you trying to discover
capabilities?

Cheers,
Walter Landry