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Data Grids and Data Management

Data Grids and Data Management. Storage Resource Broker. Reagan W. Moore moore@sdsc.edu http://www.sdsc.edu/srb. Shared Collections. Data grids support the creation of shared collections that may be distributed across multiple institutions, sites, and storage systems.

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Data Grids and Data Management

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  1. Data Grids and Data Management Storage Resource Broker Reagan W. Moore moore@sdsc.edu http://www.sdsc.edu/srb

  2. Shared Collections • Data grids support the creation of shared collections that may be distributed across multiple institutions, sites, and storage systems. • Digital libraries publish data, and provide services for discovery and display • Persistent archives preserve data, managing the migration to new technology

  3. Using a Data Grid – in Abstract Data delivered Ask for data • The data is found and returned • Where & how details are hidden Data Grid • User asks for data from the data grid

  4. Using a Data Grid - Details DB Storage Resource Broker Metadata Catalog Storage Resource Broker • User asks for data • Data request goes to SRB Server • Server looks up data in catalog • Catalog tells which SRB server has data • 1st server asks 2nd for data • The data is found and returned

  5. Using a Data Grid - Details DB MCAT SRB SRB SRB SRB SRB SRB • Data Grid has arbitrary number of servers • Heterogeneity is hidden from users

  6. Astronomy Data Grid • Chile • Tucson, Arizona • NCSA, Illinois • A functioning international Data Grid for Astronomy Manchester-SDSC mirror Moved over 400,000 images

  7. For More Information Reagan W. Moore San Diego Supercomputer Center moore@sdsc.edu http://www.sdsc.edu/srb/

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