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Digital Preservation Infrastructure in the University of Alberta Libraries Peter Binkley Digital Initiatives Technology Librarian peter.binkley@ualberta.ca
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Before…
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During…
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After Sun STK5800 (Honeycomb)
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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
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SAM-FS Sun Storage Archive Manager Policy-place data placement Continuous backup
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Architecture
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SAM-FS Storage
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Parameters and bottlenecks Preservables vs keepables vs backup How far offsite, and how to get it there?
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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
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Future Ongoing expansion Cloud storage? Trusted Digital Repository (TDR) Broader collaboration
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