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DOT: Distributed Optical Testbed Valerie Taylor, Joe Mambretti, Alok Choudhary, Peter Dinda Northwestern University Charlie Catlett, Bill Nickless, Linda.

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Presentation on theme: "DOT: Distributed Optical Testbed Valerie Taylor, Joe Mambretti, Alok Choudhary, Peter Dinda Northwestern University Charlie Catlett, Bill Nickless, Linda."— Presentation transcript:

1 DOT: Distributed Optical Testbed Valerie Taylor, Joe Mambretti, Alok Choudhary, Peter Dinda Northwestern University Charlie Catlett, Bill Nickless, Linda Winkler Argonne National Lab Ian Foster University of Chicago Tom DeFanti, Maxine Brown, Jason Leigh University of llinois at Chicago Xian-He Sun Illinois Institute of Technology Robert Pennington NCSA

2 EVL Meeting 2 DOT Sites NU-E UIC ANL NCSA/UIUC Uof C NU-C Star Tap IIT OMNI I-WIRE

3 EVL Meeting 3 Site Details n Consists of linux clusters at 7 sites NU-E: 7 data nodes and 7 compute nodesNU-E: 7 data nodes and 7 compute nodes NU-C: 7 data nodes and 7 compute nodesNU-C: 7 data nodes and 7 compute nodes IIT: 11 data nodes and 3 compute nodesIIT: 11 data nodes and 3 compute nodes UofC: 14 data nodesUofC: 14 data nodes UIC: donated clusterUIC: donated cluster ANL: 14 data nodesANL: 14 data nodes NCSA: donated 8-node clusterNCSA: donated 8-node cluster

4 EVL Meeting 4 Issues n Have one administrative domain for DOT Consider Virtual Organization for extending beyond DOTConsider Virtual Organization for extending beyond DOT n One scheduler Get a distributed system by defaultGet a distributed system by default n Consistent software Based upon the Globus toolkitBased upon the Globus toolkit

5 EVL Meeting 5 Proposed Research Activities n Dynamic Load-balancing (Taylor) n Performance Monitoring & Prediction (Sun, Dinda, Taylor) n Data management (Foster, Choudhary) n Driven by large-scale applications ENZO --- cosmology applicationENZO --- cosmology application Cactus --- solve Einsteins equationsCactus --- solve Einsteins equations AudioVoice --- virtualized distributed app. with real-time deadlinesAudioVoice --- virtualized distributed app. with real-time deadlines

6 EVL Meeting 6 Status n Getting quotes for clusters n Provisioning issues n Setting policies User accountsUser accounts Software installationSoftware installation Collaborations with other projectsCollaborations with other projects n Making contacts for an international testbed

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