Karan Vahi


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The Role of Planning in Grid Computing

Blythe, Jim, Ewa Deelman, Yolanda Gil, Carl Kesselman, Amit Agarwal, Gaurang Mehta, Karan Vahi
In Proceedings of the Thirteenth International Conference on Automated Planning and Scheduling (ICAPS 2003), June 9-13, 2003, Trento, Italy
2003, 153–163 pages

Pegasus and the Pulsar Search: From Metadata to Execution on the Grid

Ewa Deelman, James Blythe, Yolanda Gil, Carl Kesselman, Scott Koranda, Albert Lazzarini, Gaurang Mehta, Maria Alessandra Papa, Karan Vahi
In Parallel Processing and Applied Mathematics, 5th International Conference, PPAM 2003, Czestochowa, Poland, September 7-10, 2003. Revised Papers
2003, 821–830 pages


Pegasus: Mapping Scientific Workflows onto the Grid

Ewa Deelman, James Blythe, Yolanda Gil, Carl Kesselman, Gaurang Mehta, Sonal Patil, Mei{-}Hui Su, Karan Vahi, Miron Livny
In Grid Computing, Second European Across Grids Conference, AxGrids 2004, Nicosia, Cyprus, January 28-30, 2004, Revised Papers
2004, 11–20 pages


Performance Prediction-based versus Load-based Site Selection: Quantifying the Difference

Seung{-}Hye Jang, Valerie E. Taylor, Xingfu Wu, Mieke Prajugo, Ewa Deelman, Gaurang Mehta, Karan Vahi
In Proceedings of the ISCA 18th International Conference on Parallel and Distributed Computing Systems, September 12-14, 2005 Imperial Palace Hotel, Las Vegas, Nevada, USA
2005, 148–153 pages

Task scheduling strategies for workflow-based applications in grids

James Blythe, S. Jain, Ewa Deelman, Yolanda Gil, Karan Vahi, Anirban Mandal, Ken Kennedy
In 5th International Symposium on Cluster Computing and the Grid (CCGrid 2005), 9-12 May, 2005, Cardiff, UK
2005, 759–767 pages


Pegasus and DAGMan From Concept to Execution: Mapping Scientific Workflows onto Today's Cyberinfrastructure

Ewa Deelman, Miron Livny, Gaurang Mehta, Andrew Pavlo, Gurmeet Singh, Mei{-}Hui Su, Karan Vahi, R. Kent Wenger
In High Performance Computing and Grids in Action - Selected Papers from the 2006 International Advanced Research Workshop on High Performance Computing and Grids, Cetraro, Italy, 2006.
2006, 56–74 pages


Scheduling Data-IntensiveWorkflows onto Storage-Constrained Distributed Resources

Arun Ramakrishnan, Gurmeet Singh, Henan Zhao, Ewa Deelman, Rizos Sakellariou, Karan Vahi, Kent Blackburn, David Meyers, Michael Samidi
In Seventh IEEE International Symposium on Cluster Computing and the Grid (CCGrid 2007), 14-17 May 2007, Rio de Janeiro, Brazil
2007, 401–409 pages

Connecting Scientific Data to Scientific Experiments with Provenance

Simon Miles, Ewa Deelman, Paul T. Groth, Karan Vahi, Gaurang Mehta, Luc Moreau
In Third International Conference on e-Science and Grid Computing, e-Science 2007, 10-13 December 2007, Bangalore, India
2007, 179–186 pages

Data placement for scientific applications in distributed environments

Ann L. Chervenak, Ewa Deelman, Miron Livny, Mei{-}Hui Su, Robert Schuler, Shishir Bharathi, Gaurang Mehta, Karan Vahi
In 8th IEEE/ACM International Conference on Grid Computing (GRID 2007), September 19-21, 2007, Austin, Texas, USA, Proceedings
2007, 267–274 pages

Integrating existing scientific workflow systems: the Kepler/Pegasus example

Nandita Mandal, Ewa Deelman, Gaurang Mehta, Mei{-}Hui Su, Karan Vahi
In Proceedings of the 2nd workshop on Workflows in support of large-scale science, [email protected] 2007, Monterey, California, USA, June 25, 2007
2007, 21–28 pages


Estimating Resource Needs for Time-Constrained Workflows

Eun{-}Kyu Byun, Yang{-}Suk Kee, Ewa Deelman, Karan Vahi, Gaurang Mehta, Jin{-}Soo Kim
In Fourth International Conference on e-Science, e-Science 2008, 7-12 December 2008, Indianapolis, IN, USA
2008, 31–38 pages

Workflow task clustering for best effort systems with Pegasus

Gurmeet Singh, Mei{-}Hui Su, Karan Vahi, Ewa Deelman, G. Bruce Berriman, John Good, Daniel S. Katz, Gaurang Mehta
In Proceedings of the 15th ACM Mardi Gras conference: From lightweight mash-ups to lambda grids: Understanding the spectrum of distributed computing requirements, applications, tools, infrastructures, interoperability, and the incremental adoption of key c
2008, 9 pages


An integrated framework for performance-based optimization of scientific workflows

Vijay S. Kumar, P. Sadayappan, Gaurang Mehta, Karan Vahi, Ewa Deelman, Varun Ratnakar, Jihie Kim, Yolanda Gil, Mary W. Hall, Tahsin M. Kurç, Joel H. Saltz
In Proceedings of the 18th ACM International Symposium on High Performance Distributed Computing, HPDC 2009, Garching, Germany, June 11-13, 2009
2009, 177–186 pages


Data Sharing Options for Scientific Workflows on Amazon EC2

Gideon Juve, Ewa Deelman, Karan Vahi, Gaurang Mehta, G. Bruce Berriman, Benjamin P. Berman, Philip Maechling
In Conference on High Performance Computing Networking, Storage and Analysis, SC 2010, New Orleans, LA, USA, November 13-19, 2010
2010, 1–9 pages


Online Fault and Anomaly Detection for Large-Scale Scientific Workflows

Taghrid Samak, Dan Gunter, Monte Goode, Ewa Deelman, Gideon Juve, Gaurang Mehta, Fabio Silva, Karan Vahi
In 13th IEEE International Conference on High Performance Computing & Communication, HPCC 2011, Banff, Alberta, Canada, September 2-4, 2011
2011, 373–381 pages

Failure prediction and localization in large scientific workflows

Taghrid Samak, Dan Gunter, Monte Goode, Ewa Deelman, Gaurang Mehta, Fabio Silva, Karan Vahi
In WORKS'11, Proceedings of the 6th Workshop on Workflows in Support of Large-Scale Science, co-located with , SC11, Seattle, WA, USA, November 14, 2011
2011, 107–116 pages


Failure analysis of distributed scientific workflows executing in the cloud

Taghrid Samak, Dan Gunter, Monte Goode, Ewa Deelman, Gideon Juve, Fabio Silva, Karan Vahi
In 8th International Conference on Network and Service Management, CNSM 2012, Las Vegas, NV, USA, October 22-26, 2012
2012, 46–54 pages


Rethinking data management for big data scientific workflows

Karan Vahi, Mats Rynge, Gideon Juve, Rajiv Mayani, Ewa Deelman
In Proceedings of the 2013 IEEE International Conference on Big Data, 6-9 October 2013, Santa Clara, CA, USA
2013, 27–35 pages


Community Resources for Enabling Research in Distributed Scientific Workflows

Rafael Ferreira da Silva, Weiwei Chen, Gideon Juve, Karan Vahi, Ewa Deelman
In 10th IEEE International Conference on e-Science, eScience 2014, Sao Paulo, Brazil, October 20-24, 2014
2014, 177–184 pages

A cleanup algorithm for implementing storage constraints in scientific workflow executions

Sudarshan Srinivasan, Gideon Juve, Rafael Ferreira da Silva, Karan Vahi, Ewa Deelman
In Proceedings of the 9th Workshop on Workflows in Support of Large-Scale Science, WORKS '14, New Orleans, Louisiana, USA, November 16-21, 2014
2014, 41–49 pages



Science automation in practice: Performance data farming in workflows

Dariusz Król, Kitowski, Jacek, Rafael Ferreira da Silva, Gideon Juve, Karan Vahi, Mats Rynge, Ewa Deelman
In 21st IEEE International Conference on Emerging Technologies and Factory Automation, ETFA 2016, Berlin, Germany, September 6-9, 2016
2016, 1–4 pages