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Data integrity
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Classroom Contents
The Future of the Past - Challenges in Archival Storage
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- 1 Intro
- 2 Why archival storage?
- 3 Why do we care about archival storage
- 4 Preserving information over the millennia
- 5 Media reliability
- 6 Data integrity
- 7 Preserving meaning over time
- 8 Media: performance
- 9 Preserving the bits: media
- 10 Media: tape
- 11 Media: disk
- 12 Media: glass (Project Silica) Microsoft-led project to write data in glas • Performance
- 13 Media: comparison
- 14 Media: futures
- 15 Preserving the bits: long-term retention Several key questions about media? - Do bits last forever after they're written? - How likely are bits to "rot"? How much maintenance do they require? Some me…
- 16 So what's the best option?
- 17 The economics of archival storage
- 18 What happens when storage stops getting cheaper over time?
- 19 Consider cost over time
- 20 Reliability: "blast radius"
- 21 Preserving the bits: integrity & security
- 22 Archival storage projects
- 23 Preserving the meaning of data
- 24 Managing information: search
- 25 Summary: challenges in preserving data for the long- term
- 26 Conclusions
- 27 Acknowledgments
