The characterization of a wide area network computation

  • Authors:
  • Christopher J. Freitas;Derrick B. Coffin;Richard L. Murphy

  • Affiliations:
  • Computational Mechanics, Southwest Research Institute, 6220 Culebra Road, P.O. Drawer 28510, San Antonio, TX;Computational Mechanics, Southwest Research Institute, 6220 Culebra Road, P.O. Drawer 28510, San Antonio, TX;Space Physics, Southwest Research Institute, P.O. Drawer 28510, San Antonio, TX

  • Venue:
  • Parallel Computing
  • Year:
  • 2003

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Abstract

Distributed parallel computing using message-passing techniques on Networks of Workstations (NOW) has achieved widespread use in the context of Local Area Networks. Recently, the concept of Grid-based computing using Wide Area Networks (WAN) has been proposed as a general solution to distributed high performance computing. The use of computers and resources at different geographic locations connected by a Wide Area Network and executing a real application introduces additional variables that potentially complicate the efficient use of these resources. Presented here are the results of a study that begins to characterize the performance issues of a WAN-based NOW, connecting resources that span an international border.