Re: [JXTA discuss] JXTA and Quorum Consensus

Good idea
+1

Ajay
----- Original Message ----- 
From: "John Schock" <[email protected]>
To: <[email protected]>
Sent: Thursday, August 04, 2005 7:05 PM
Subject: [JXTA discuss] JXTA and Quorum Consensus


> Hi all,
> I've been working on a JXTA service for collecting quorums of peers, which 
> could be used for peer-to-peer voting and as a basis for distributed 
> database/filesystem etc.  An example of a non-JXTA distributed database 
> based on the same basic quorum consensus idea is here:
>
> http://www.backplane.com/docs.shtml?doc=2
>
> Note that this project isn't a distributed database; though one could be 
> built on it in theory. It is a service that allows one peer to collect a 
> set of responses (aka "Ballots") from a set of other peers in response to 
> a proposed action (an "Initiative"). For instance, in a distributed 
> filesystem, one peer could send out an initiative indicating that it 
> wishes to write some bytes at some offset in some file. If enough other 
> peers respond with affirmative Ballots, then the peer knows it has an 
> up-to-date copy of the file and can proceed with the write.
>
> The idea is based on the "Weighted Voting" algorithm proposed by D.K. 
> Gifford (for those of you with an academic bent, see Gifford, D.K. (1979). 
> Weighted voting for replicated data. In /Proceedings 7th Symposium on 
> Operating Systems Principles, /ACM, pp. 150-62.)
>
> I've developed a basic working prototype of the service and a (very 
> simple) distributed filesystem application on top of it, and was thinking 
> of creating a JXTA project to open the project up to the community.
> Does anyone know of any similar work in the JXTA community?
> Would there be any objection to such a project?
>
> If nobody objects, I'm planning to follow up with a formal project 
> proposal in a few days.
>
> Regards,
> -John Schock
>
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