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Challenges and opportunities for efficient computing with FAWN

Vijay Vasudevan, David G. Andersen, Michael Kaminsky, Jason Franklin, Michael A. Kozuch, Iulian Moraru, Padmanabhan Pillai, Lawrence Tan
2011 ACM SIGOPS Operating Systems Review  
This paper presents the architecture and motivation for a clusterbased, many-core computing architecture for energy-efficient, dataintensive computing.  ...  We present the computing trends that motivate a FAWN-like approach, for CPU, memory, and storage.  ...  Amar Phanishayee contributed extensively to the design and implementation of the FAWN-KV key value system used for several of the experiments described in Section 3.3.  ... 
doi:10.1145/1945023.1945029 fatcat:ambe2hj4eze6thujboysdlenpu

FAWNdamentally Power-efficient Clusters

Vijay Vasudevan, Jason Franklin, David G. Andersen, Amar Phanishayee, Lawrence Tan, Michael Kaminsky, Iulian Moraru
2009 USENIX Workshop on Hot Topics in Operating Systems  
Acknowledgments We would like to thank the anonymous reviewers, Charlie Garrod, Julio Lopez, and George Nychis for their valuable feedback and suggestions.  ...  The "memory wall" remains a challenge in scaling performance with both CPU frequency and with increasing core counts [13] .  ...  As a power-efficient alternative for data-intensive computing, we propose a cluster architecture called a Fast Array of Wimpy Nodes, or FAWN.  ... 
dblp:conf/hotos/VasudevanFAPTKM09 fatcat:llwgjl2tq5f3xfinafv6iuqnri

Energy-efficient cluster computing with FAWN

Vijay Vasudevan, David Andersen, Michael Kaminsky, Lawrence Tan, Jason Franklin, Iulian Moraru
2010 Proceedings of the 1st International Conference on Energy-Efficient Computing and Networking - e-Energy '10  
This paper presents the architecture and motivation for a clusterbased, many-core computing architecture for energy-efficient, dataintensive computing.  ...  We present the computing trends that motivate a FAWN-like approach, for CPU, memory, and storage.  ...  Acknowledgments We would like to thank Ken Mai for his help with understanding memory trends.  ... 
doi:10.1145/1791314.1791347 dblp:conf/eenergy/VasudevanAKTFM10 fatcat:6b4uj2avdba2hdd6hlonjpqwwm


David G. Andersen, Jason Franklin, Michael Kaminsky, Amar Phanishayee, Lawrence Tan, Vijay Vasudevan
2009 Proceedings of the ACM SIGOPS 22nd symposium on Operating systems principles - SOSP '09  
FAWN couples low-power embedded CPUs to small amounts of local flash storage, and balances computation and I/O capabilities to enable efficient, massively parallel access to data.  ...  This paper presents a new cluster architecture for low-power dataintensive computing.  ...  We extend our thanks to the excellent feedback from our OSDI and SOSP reviewers, Vyas Sekar, Mehul Shah, and to Lorenzo Alvisi for shepherding the work for SOSP.  ... 
doi:10.1145/1629575.1629577 dblp:conf/sosp/AndersenFKPTV09 fatcat:yn6b4trbiraarmc2vngkmd2dry

Rethinking Flash in the Data Center

David G. Andersen, Steven Swanson
2010 IEEE Micro  
Flash memory will remain a contender for both roles for the foreseeable future, but additional opportunities and challenges are on the horizon.  ...  His research interests include distributed systems, energy efficient computing, and networks.  ... 
doi:10.1109/mm.2010.71 fatcat:g5c6fwvus5gp3bynv2crn5ioaa

Weather and Climate Tools for Florida Agricultural Producers

Christian L. Miller, Kati Migliaccio
2009 EDIS  
Miller and Kati Migliaccio, familiarize Florida's agricultural producers with some of the weather and climate tools that are available via the Internet.  ...  Published by the UF Department of Agricultural and Biological Engineering, November 2008.  ...  The possible opportunities for using predictable climate variations to modify farm management strategies, especially agricultural impacts associated with ENSO, offer considerable economic potential.  ... 
doi:10.32473/edis-ae440-2008 fatcat:wo5toqvu7bcrvje2w26v2c3o5e

Online Learning as Embodied, Socially Meaningful Experience

Tim Fawns, Gill Aitken, Derek Jones
2019 Postdigital Science and Education  
In this commentary, we take a critical postdigital perspective (Fawns 2019), in which all forms of education must account for a complex integration of digital, social and material elements, to reject reductionist  ...  If there is no soul in computer-music then it's because nobody put it there (Bjork 2019) Two common views about online learning are that communication and relationships are inherently poorer online and  ...  Acknowledgments Thanks to Michael Gallagher for his helpful insights and comments.  ... 
doi:10.1007/s42438-019-00048-9 fatcat:pmo7b6d7tjco7boba7qiyfkaae

Page 3 of Guernsey Breeders' Journal Vol. 153, Issue 6 [page]

1985 Guernsey Breeders' Journal  
This should yield greater efficiencies, allow more people to work in a joint fashion and serve Guernsey breeders with a high degree of expertise.  ...  From a personal standpoint, while 1 will remove my employee pin on July 1, 1985...I will keep on the Guernsey pin as our family enjoys our Involvement with the fawn-and-whlte Guernsey cow.  ... 

An energy case for hybrid datacenters

Byung-Gon Chun, Gianluca Iannaccone, Giuseppe Iannaccone, Randy Katz, Gunho Lee, Luca Niccolini
2010 ACM SIGOPS Operating Systems Review  
We evaluate the feasibility of our approach through experiments and then discuss the design challenges and options of hybrid datacenters.  ...  We show how these designs can handle diverse workloads with different service level agreements in an energy efficient fashion.  ...  However, we believe that hybrid datacenters represent a good opportunity for future green computing infrastructure.  ... 
doi:10.1145/1740390.1740408 fatcat:7zfwk6jf3jgubjyhcl2bfij3zy

Responding to stakeholder's demands for climate information: from research to applications in Florida

S.S Jagtap, J.W Jones, P Hildebrand, D Letson, J.J O'Brien, G Podestá, D Zierden, F Zazueta
2002 Agricultural Systems  
Case studies aimed at understanding potential value and risks associated with use of climate forecasts were conducted for winter fresh market tomato, cow-calf operations, and peanut production.  ...  The framework includes components for generation, communication and use of climate information as well as an implementation and evaluation component.  ...  University) and by the United States Department of Agriculture.  ... 
doi:10.1016/s0308-521x(02)00048-3 fatcat:kxfgkhgvh5b4vkckhgxezagw7m

Can controlled bow hunts reduce overabundant white-tailed deer populations in suburban ecosystems?

Mark Weckel, Robert F. Rockwell
2013 Ecological Modelling  
As controlled bow hunts are executed by volunteer sportsmen, reductions will be determined by hunters' capacity or willingness to increase effort and efficiency.  ...  Sustaining harvests over multiple decades, particularly as effort per deer harvest increases, is one of the biggest challenges facing bow-only hunts.  ...  Wincorn, and Gorge Preserve interns for their work in the capture and marking of deer.  ... 
doi:10.1016/j.ecolmodel.2012.10.018 fatcat:7atx6ct7f5dxhfvxxtpvsaeh6q

Postdigital Education in Design and Practice

Tim Fawns
2018 Postdigital Science and Education  
Considering the implications for understanding institutional initiatives, student practices, and the interplay between teaching design and orchestration, I argue for a postdigital perspective in which  ...  A lack of conceptual clarity around such terms makes it easier for different groups to appropriate them in the service of conflicting agendas.  ...  Acknowledgments Thanks to Christine Sinclair, Gill Aitken and Derek Jones for their helpful comments on drafts of this paper.  ... 
doi:10.1007/s42438-018-0021-8 fatcat:mssdouj45ba3jnulu3nijmymgu

Using active NVRAM for I/O staging

Sudarsun Kannan, Ada Gavrilovska, Karsten Schwan, Dejan Milojicic, Vanish Talwar
2011 Proceedings of the 2nd international workshop on Petascal data analytics: challenges and opportunities - PDAC '11  
The paper further describes the Active NVRAM design, sample ways in which it is used for I/O acceleration, and initial performance results evaluating the opportunities for and limitations of the Active  ...  The paper further describes the Active NVRAM design, sample ways in which it is used for I/O acceleration, and initial performance results evaluating the opportunities for and limitations of the Active  ...  To address power and cost issues of in-memory, FAWN [7] proposes a system architecture for using wimpy nodes (low power cores) with flash based storage devices.  ... 
doi:10.1145/2110205.2110209 fatcat:bm5npegjfndxngfmkfdikgbz64

A limits study of benefits from nanostore-based future data-centric system architectures

Jichuan Chang, Parthasarathy Ranganathan, Trevor Mudge, David Roberts, Mehul A. Shah, Kevin T. Lim
2012 Proceedings of the 9th conference on Computing Frontiers - CF '12  
To address the challenges in evaluating such system architectures for distributed systems, we develop and validate a new methodology for large-scale datacentric workloads.  ...  The adoption of non-volatile memories (NVMs) in system architecture and the growth in data-centric workloads offer exciting opportunities for new designs.  ...  more opportunities for future research.  ... 
doi:10.1145/2212908.2212915 dblp:conf/cf/ChangRMRSL12 fatcat:nf4htkrtgze4fd2yevuovipzpq

Small cache, big effect

Bin Fan, Hyeontaek Lim, David G. Andersen, Michael Kaminsky
2011 Proceedings of the 2nd ACM Symposium on Cloud Computing - SOCC '11  
Load balancing requests across a cluster of back-end servers is critical for avoiding performance bottlenecks and meeting servicelevel objectives (SLOs) in large-scale cloud computing services.  ...  We validate our analysis through simulation and empirical results running a key-value storage system on an 85-node cluster.  ...  the 85-node FAWN testbed used for this research.  ... 
doi:10.1145/2038916.2038939 dblp:conf/cloud/FanLAK11 fatcat:rc3mcashk5g7zl4fga3cevm7hy
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