My application is addressed to highly dynamic and fully decentralized
environments which impose a decentralized discovery mechanism. Moreover
I think such a feature could be essential to enable self-organizing
capabilities in these settings.
Emanuele
Mohamed Abdelaziz wrote:
>
>
> I think the simplest way is to expose a GMS API which allows for
> discovery of active clusters, which should be easy in the case of
> local sub-nets. It's a little tricky when crossing the sub-net
> boundries, which can be overcome by distributed queries cross
> networks, thus enabling such in geographically distributed clusters.
> Do you see a need for such feature in your application?
>
> Mohamed
>
> On Feb 15, 2008, at 5:07 PM, Emanuele <mane81_at_email.it> wrote:
>
>> Yes, something like that.
>> I'll try to be more precise with an example: suppose there is a set
>> of cluster in the system and clusters can be added and removed at
>> runtime. Entities belonging to one cluster can move to another
>> cluster according to some policies or rules. To support this sort of
>> dynamism a way to find current active cluster is necessary.
>>
>> I think that I have to go deeper into JXTA api, but I would
>> appreciate any useful hints because I'm really new to Jxta :)
>>
>> Emanuele
>>
>> Shreedhar Ganapathy wrote:
>>> Does Jxta expose any api to query the world peer group for a
>>> specific infrastructure netpeergroup by name ?
>>>
>>> I think something of that kind is what Emanuele is asking for.
>>>
>>>
>>>
>>> Mohamed Abdelaziz wrote:
>>>> Provided the cluster mcast port is known, discovery in world group
>>>> could be employed to discover cluster instances, a functionality
>>>> which could be exposed in shoal.
>>>>
>>>> Mohamed
>>>>
>>>> On Feb 15, 2008, at 2:14 PM, Shreedhar Ganapathy
>>>> <Shreedhar.Ganapathy_at_Sun.COM> wrote:
>>>>
>>>>> I am sure Jxta has some way to determine that. We probably dont
>>>>> know of it and hence Shoal Apis dont expose it. Would wait for
>>>>> Mohamed's response on this.
>>>>>
>>>>> Emanuele wrote:
>>>>>> Hi.
>>>>>> If I don't know any group names, there is a way to find the
>>>>>> clusters currently instantiated in my network?
>>>>>> Thanks
>>>>>>
>>>>>> Emanuele
>>>>>>
>>>>>>
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