1. DSpace Architecture Review Meeting
MIT, Cambridge, MA
October 2006

2. Meeting objectives
To come up with a manifesto for the dspace development community
To plan a roadmap for the 1.x branch of dspace
To decide on the roadmap for DSpace 2.0
To revisit the abstract and concrete information models
To determine what research/evaluation needs to be done into 3rd party toolkits
Scalability requirements

3. Manifesto

4. The future for 1.x 1.5 to include the following Manakin
Cut down Add-On mech to get us started
Configurable Submission System
As many patches off the patch queue as we can
RC: Scott Phillips, RC backup: Richard Jones
1.6 proposals
Move over to Manakin as primary UI
Start to deprecate JSPs
1.7 proposals
Deprecate JSPs - no further development

5. Research to be done for 2.0 Application Framework: Slide/OSGi etc.
Workflow Engine: Open Symphony etc
Storage mechanism: JSR-170 etc
Sub groups have been formed whose remit is to research
each of these areas and report back by the new year

6. Information Model Revisited

7. Information Model Expanded
This includes how versions will be identified within the new architecture

8. Scalability Requirements
10 million item archive
No limit imposed by DSpace on item size
Ingest should not exceed 1 second per item (not including transfer) in a 10 million item archive
10 concurrent updaters
100 concurrent readers

9. 2.0 Roadmap Evaluation of 3rd party tools (Christmas)
Obtain funding for development time
Rewrite under supervision of architecture review (utilising as much 1.x code as is feasible)
estimated time: 1 year