Monday, February 25, 2013

OceanStore: An Architecture for Global-Scale Persistent Storage

by J. Kubiatowicz et al., ASPLOS 2000.

Abstract:
OceanStore is a utility infrastructure designed to span the globe and provide continuous access to persistent information. Since this infrastructure is comprised of untrusted servers, data is pro- tected through redundancy and cryptographic techniques. To im- prove performance, data is allowed to be cached anywhere, any- time. Additionally, monitoring of usage patterns allows adapta- tion to regional outages and denial of service attacks; monitoring also enhances performance through pro-active movement of data. A prototype implementation is currently under development. 

Link to the full paper:
http://www.cse.buffalo.edu/faculty/tkosar/cse710_spring13/papers/oceanstore.pdf

2 comments:

  1. How flexible are the archival object copies? As in Would many versions be maintained according to date which can be read by anybody? And how often will the active copy be pushed into archival?

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  2. How is Search performed on encrypted object on replicas?

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