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Replication Policies for Federated Digital Repositories

Replication Policies for Federated Digital Repositories. Prepared for Science Archives in the 21 st Century Workshop – April 2007, University of Maryland. Robert H. McDonald Chronopolis Project Manager mcdonald@sdsc.edu Christopher Jordan Data Reliability Manager ctjordan@sdsc.edu.

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Replication Policies for Federated Digital Repositories

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  1. Replication Policies for Federated Digital Repositories Prepared for Science Archives in the 21st Century Workshop – April 2007, University of Maryland. Robert H. McDonald Chronopolis Project Manager mcdonald@sdsc.edu Christopher Jordan Data Reliability Manager ctjordan@sdsc.edu

  2. Federated Data Replication • Replication using Storage Resource Broker (SRB) Federation • NCAR MSS • SDSC HPSS • 2006-2010 • 50 TB – 300 TB Mass Store HPSS

  3. Summary • Storage Swap between SDSC and NCAR • 100 TB 2006 – 300 TB 2010 • Offsite Geographically Distributed Replication via TeraGrid Network • HPSS Growth 14 PB 2010 • Automated Replication Policies • Automated Reporting and Verification mechanisms for collections • Demonstration for Chronopolis Preservation Environment • SDSC – NCAR – Univ. of Maryland UMIACS

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