1. Digital Initiatives Technology Librarian
Digital Preservation Infrastructure in the University of Alberta Libraries
Peter Binkley
Digital Initiatives Technology Librarian

2. Before…

3. During…

4. After
Sun STK5800 (Honeycomb)

5. STK5800 Network-attached storage (NAS)
Raw capacity: 26 tb; usable: ~22 tb
Mean time to data loss: ~1.4 million years
EOL’ed…
Opensource software being developed by a third party: Dewstream > TierraCloud

6. SAM-FS Sun Storage Archive Manager Policy-place data placement
Continuous backup

7. Architecture

8. SAM-FS Storage

9. Parameters and bottlenecks
Preservables vs keepables vs backup
How far offsite, and how to get it there?

10. Concerns
Heavy-duty infrastructure – spinning disks use lots of power and create lots of heat
Successor to the STK5800
Preservation of metadata: how do you preserve it if it won’t hold still?
Staffing: appropriate level of monitoring and checking

11. Future Ongoing expansion Cloud storage?
Trusted Digital Repository (TDR)
Broader collaboration