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Permanent link for this collectionhttps://hdl.handle.net/2022/19925
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Item NSF Workshop on Future Cyberinfrastructure: Rethinking NSF’s Computational Ecosystem for 21st Century Science and Engineering. Panel presentation: Integration and Holistic Operations. 30-31 May, National Science Foundation, Alexandria VA.(2018-05-31) Stewart, CraigThis presentation was part of a workshop at the National Science Foundation held 30 and 31 May. The overarching objective of this workshop was to rethink the nature and composition of the NSF-supported computational ecosystem in light of changing application requirements and and resources and technology landscapes. This presentation was part of a panel asked to address the following question: What are the opportunities, usage modes, and use cases for using future cyberinfrastructure components in an integrated and holistic manner?Item Computing and cyberinfrastructure in support of research, scholarship, and creative activity: Forward in challenging times. PTI Seminar – Christopher S. Peebles Memorial Lectures in Information Technology,(2018-05-02) craig, stewartComputing resources provided and used in support of research, scholarship, and creative activities have been viewed as a common good since the early 1950s. At this time Marshall Wrubel, astronomer and first director of the Research Computing Center of IU, established as a principle that IU’s electronic computer was a resource available to the entire IU research community. Since that time the use of computing resources – and what is now termed cyberinfrastructure – has been expanded to include all fields of scholarship (particularly humanities research) as well as the fine and performing arts. And since the late 1990s, IU has been a national leader in the use of cyberinfrastructure to accelerate innovation and expand capabilities of the members of the IU community for decades. We stand now at the beginning of what may be years of challenging times for research and higher education generally. Many current predictions hold that hundreds of small- to mid-size colleges and universities will become insolvent in coming years. It seems likely that federal funding for research will stay constant or decrease – and certainly decrease relative to the perceived needs of the research community – for years to come. At the same time, we face more diversity in availability of computing architectures and uncertainty in processor roadmaps than we, as a national community, have faced in years. Locally-sourced supercomputers, federally-funded cyberinfrastructure resources, commercial cloud computing, uncertainty in processor roadmaps, the end of Moore’s Law scaling, and competition from China constitute a broad set of opportunities for the IU community and challenges to the global position of the US.Item PEARC 17: We have an HPC System - Now what?(PEARC Conference 2017, 2017-07-12) Langin, ChetIf you build it, will they come? Not necessarily. A critical need exists for knowledge in managing and properly utilizing supercomputing at mid-level and smaller research institutions. Simply having HPC hardware and some software is not enough. This paper relates the administrative experience of the first several months of a mid-level doctoral university providing a new enterprise XSEDE [15] Compatible Basic Cluster (XCBC) [3,4,5] high performance computing cluster to faculty and other researchers, including the experiences of first-day urgencies, initial problems in the first few weeks, and establishing an ongoing management system.