perfsonar development work

[Chris Welti <>]

CLS = Centralized Lookup Service (-> One LS where everyone registers)
DLS = Decentralized / Distributed Lookup Service

Regards,
Chris


Nicolas Simar wrote:
> 
> 
> Chris Welti wrote:
>> Completely agreed of course.
>> What's the progress with DLS anyway?
>> We could also use CLS for starters until the DLS comes alive.
>> (One LS that everyone registers its services into)
> 
> I share Chris' question: what are CLS?
> 
> Nicolas
> 
>> Chris
>>
>> Joe Metzger wrote:
>>
>>> Hi,
>>> I think we need to be clear if we are talking about the current partial
>>> implementation of the framework, or the design goals.
>>>
>>> Right now static URL names are a good thing that will lead to stability,
>>> and improved diagnostic capability.
>>>
>>> As soon as we have a stable DLS deployed, then I think we need to make
>>> a clean break with the idea of services at static URLs. We will need to
>>> force applications to properly use the DLS, so that we can reap
>>> the benefits of a dynamic architecture.
>>>
>>> --Joe
>>>
>>>
>>> On Oct 15, 2007, at 6:40 AM, Chris Welti wrote:
>>>
>>>
>>>> Hi all,
>>>>
>>>> I agree with David, Andreas & Nina, there should be only one stable
>>>> URL name be used for each service.
>>>>
>>>> Chris
>>>>
>>>> Andreas Hanemann wrote:
>>>>
>>>>> Hi Nicolas,
>>>>>
>>>>> David and I share the opinion of Nina and would prefer that the URL
>>>>> does
>>>>> not contain a version and is therefore more stable. Otherwise, it
>>>>> may be
>>>>> unclear if the service has been updated or is unavailable.
>>>>>
>>>>> Nicolas Simar schrieb:
>>>>>
>>>>>> Hi Loukik, Michalis
>>>>>>
>>>>>> Can you tell about the rationale for having the release version name?
>>>>>>
>>>>>> Hi Nina and Andreas,
>>>>>>
>>>>>> Would you prefer to limit the URL changes of the web-services or do
>>>>>> you prefer to have the product version in the URL?
>>>>>>
>>>>>> Cheers,
>>>>>> Nicolas
>>>>>>
>>>>>> Maciej Glowiak wrote:
>>>>>>
>>>>>>> Nicolas Simar wrote:
>>>>>>>
>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> looking at the web-services names
>>>>>>>> http://rrd-ma.perfsonar.xxx:8080/perfSONAR-RRD-MA-2.2/services/MeasurementArchiveService
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> I see there is a part mentioning the service version(2.2). Is
>>>>>>>> there a
>>>>>>>> particular benefit of seeing the service version?
>>>>>>>>
>>>>>>>> I am wondering about this, because when the service will be
>>>>>>>> updated,
>>>>>>>> the
>>>>>>>> version will be updated and the tools won't be able to access it
>>>>>>>> until
>>>>>>>> they are updated.
>>>>>>>> It this statement correct?
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Nicolas,
>>>>>>>
>>>>>>> AFAIR it was a requirement from Release Mgmt. Team for perfSONAR
>>>>>>> 2.0.
>>>>>>> You should contact Loukik or Luis in order to get more information
>>>>>>> about
>>>>>>> the reason for using version number.
>>>>>>>
>>>>>>> Anyway, Ilias and Roman are right - that's default name (contaning
>>>>>>> version number) and everybody can change it after the installation.
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>
>>
>