User:Scott Parlane/DesignStudy

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== Initial Design ==
 
== Initial Design ==
* Make use of [[http://www.4underscore.net/|underscore]] infrastructure (espically networking code).
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* Make use of [http://www.4underscore.net/|underscore] infrastructure (espically networking code).
 
* Use the code generator [[git://git.scottnz.com/generator.git/]] to generate OO code from a design spec.
 
* Use the code generator [[git://git.scottnz.com/generator.git/]] to generate OO code from a design spec.
 
* Split system into 3 parts: metadata store, data servers, and transfer agents.
 
* Split system into 3 parts: metadata store, data servers, and transfer agents.

Revision as of 04:09, 2 August 2010

Contents

Project (Out of Band Synchronisation)

Description

Provide a solution for performing offsite back ups, where directly transferring the data is impossible or incredibly expensive, however regular transport between locations is avaliable and at least 1 operation computer is transferred between sites.

Goals/Requirements

  • Synchronise data using out of band data transfer.
  • Support extremely slow, high capacity links. (80+GiB with 1 week latency)
  • Support multiple transfer agents.

Initial Design

  • Make use of [1] infrastructure (espically networking code).
  • Use the code generator [[2]] to generate OO code from a design spec.
  • Split system into 3 parts: metadata store, data servers, and transfer agents.
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