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The Generation N Data Management System (GNDMS) is a set of Globus Toolkit 4 WSRF services and associated tools for distributed grid data management based on staging and co-scheduling. It’s what you might want to use if you have big chunks of data that need to be copied around betwen supercomputer ... [More] centers in an orchestrated, and secure way. GNDMS abstracts from data sources via a data integration layer and provides logical names, data transfers via GridFTP, proper handling of GSI certificate delegation and workspace management. Besides data management functionality the implementation provides components for remote logging, run-time reconfiguration, persistence, and failover beyond what is available from Globus Toolkit. [Less]