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Nathan Farrington, George Porter, Sivasankar Radhakrishnan, Hamid Hajabdolali Bazzaz, Vikram Subramanya, Yeshaiahu Fainman, George Papen, Amin Vahdat
2010 Proceedings of the ACM SIGCOMM 2010 conference on SIGCOMM - SIGCOMM '10  
We present Helios, a hybrid electrical/optical switch architecture that can deliver significant reductions in the number of switching elements, cabling, cost, and power consumption relative to recently  ...  proposed data center network architectures.  ...  ACKNOWLEDGEMENTS The authors acknowledge the support of the Multiscale Systems Center, HP's Open Innovation Office, the UCSD Center for Networked Systems, and also support from the National Science Foundation  ... 
doi:10.1145/1851182.1851223 dblp:conf/sigcomm/FarringtonPRBSFPV10 fatcat:aaw2lutlmfe2nfe27pubmhn2zq

End-to-end demonstration of optical multicasting over a dynamically-reconfigurable hybrid data center network architecture

Howard Wang, Yiting Xia, Kunwadee Sripanidkulchai, Sambit Sahu, T.S. Eugene Ng, Keren Bergman
2013 2013 IEEE Photonics Society Summer Topical Meeting Series  
A hybrid data center network architecture featuring reconfigurable optical functionalities is presented and evaluated on an end-to-end test bed.  ...  ., and Vahdat, A. "Helios: a hybrid electrical/optical switch architecture for modular data centers." SIGCOMM Comput. Commun. Rev. 40, 4 (Aug. 2010), 339-350 [2] Wang, G., Andersen, D.  ...  "Switching the Optical Divide: Fundamental Challenges for Hybrid Electrical/Optical Datacenter Networks," In Proc. of SOCC'11: ACM Symposium on Cloud Computing, Cascais, Portugal, Oct. 2011.  ... 
doi:10.1109/phosst.2013.6614528 fatcat:blvrb32wujaxpdkwvgpfq3hcuy

Designing of a Simulation Tool for the Performance Analysis of Hybrid Data Center Networks (DCNs)

Muhib Ahmad, Farrukh Zeeshan Khan, Zeshan Iqbal, Muneer Ahmad, Ihsan Ali, Sultan S. Alshamrani, Muhammad Talha, Muhammad Ahsan Raza, M. Irfan Uddin
2021 Complexity  
Every data center network (DCN) has its specialized architecture. It has a specific arrangement of layers and switches, which increase or decrease the DC network's efficiency.  ...  Data center (DC) technology changes the mode of computing. Traditional DCs consist of a single layer and only have Ethernet connections among switches.  ...  Wang et al. proposed the first hybrid electrical-optical network model data center network named c-rough.  ... 
doi:10.1155/2021/5520324 fatcat:fik3m5mlm5c4fl5a3x7ucb6ntu

Switching the optical divide

Hamid Hajabdolali Bazzaz, Malveeka Tewari, Guohui Wang, George Porter, T. S. Eugene Ng, David G. Andersen, Michael Kaminsky, Michael A. Kozuch, Amin Vahdat
2011 Proceedings of the 2nd ACM Symposium on Cloud Computing - SOCC '11  
Recent proposals to build hybrid electrical (packet-switched) and optical (circuit switched) data center interconnects promise to reduce the cost, complexity, and energy requirements of very large data  ...  In this paper, we explore several of these challenges, uncovered during a year of experience using hybrid interconnects.  ...  Sloan Foundation, the NSF Center for Integrated Access Networks (CIAN), and by the Intel Science and Technology Center for Cloud Computing.  ... 
doi:10.1145/2038916.2038946 dblp:conf/cloud/BazzazTWPNAKKV11 fatcat:hcxvirv2wfaltahoslw5fyrg6i

Green Data Center Networks: Challenges and Opportunities

Kashif Bilal, Samee U. Khan, Albert Y. Zomaya
2013 2013 11th International Conference on Frontiers of Information Technology  
In the recent years, new Data Center Network (DCN) architectures have aptly proposed a viable solution to the issues posed by the legacy DCNs.  ...  These concerns have given significant impetus to consider energy efficiency as one of the major data center design parameters for researchers and IT executives.  ...  Hybrid (electrical + optical/wireless) DCNs offer solutions to various DCN problems.  ... 
doi:10.1109/fit.2013.49 dblp:conf/fit/BilalKZ13 fatcat:hzu2zo3jgvcy5cipnexcbnkvbm

All-optical packet/circuit switching-based data center network for enhanced scalability, latency, and throughput

Jordi Perello, Salvatore Spadaro, Sergio Ricciardi, Davide Careglio, Shuping Peng, Reza Nejabati, George Zervas, Dimitra Simeonidou, Alessandro Predieri, Matteo Biancani, Harm S. Dorren, Stefano Lucente (+13 others)
2013 IEEE Network  
together through the data center network.  ...  These limitations have mandated a renewed investigation D Abstract Applications running inside data centers are enabled through the cooperation of thousands of servers arranged in racks and interconnected  ...  Ben Yoo from the University of California Davis for his valuable comments on the article. This work has been supported by the FP7 European Project LIGHTNESS (FP7-318606).  ... 
doi:10.1109/mnet.2013.6678922 fatcat:rx7yhdg3lndd5mppg6cloo7cmi

Enabling technologies for future data center networking: a primer

Min Chen, Hai Jin, Yonggang Wen, V. C. M. Leung
2013 IEEE Network  
Data center networking (DCN) is an emerging field to study networking challenges in data centers.  ...  The cloud network platform where applications obtain services is referred to as a data center network (DCN). 1 A traditional DCN interconnects servers by electronic switching with a limited number of switching  ...  future DCNs Application manager Architecture • Cloud media • Gaming • Healthcare • Social TV • Big-data analytics • Electronic switching • Wireless • Hybrid electrical/optical • All optical  ... 
doi:10.1109/mnet.2013.6574659 fatcat:s23pbjnqlzc6vmpapuz5heyvwm

A taxonomy and survey on Green Data Center Networks

Kashif Bilal, Saif Ur Rehman Malik, Osman Khalid, Abdul Hameed, Enrique Alvarez, Vidura Wijaysekara, Rizwana Irfan, Sarjan Shrestha, Debjyoti Dwivedy, Mazhar Ali, Usman Shahid Khan, Assad Abbas (+2 others)
2014 Future generations computer systems  
DCN architectures (electrical, optical, and hybrid). • We also focus on traffic management, characterization, and performance monitoring. • We present a comparative analysis of the aforementioned within  ...  The authors explored: (a) DCN architectures (electrical, optical, and hybrid), (b) network traffic management and characterization, (c) DCN performance monitoring, (d) network-aware resource allocation  ...  The authors in [60] claim that the Helios, a hybrid electrical and optical switch based architecture, presents a cost effective and energy efficient data center architecture.  ... 
doi:10.1016/j.future.2013.07.006 fatcat:f6btn5gljjetzphyg7w6lqa6jy

Survey on Data Center Networking Technologies

2013 IEICE transactions on communications  
[30] proposed Helios: a hybrid electrical/optical switch architecture that can deliver significant reductions in the number of switching elements, cabling, cost, and power consumption.  ...  [29] proposed c-Through: a prototype system based on a hybrid packet and circuit switched data center network architecture.  ...  He has contributed continuously as a TPC for almost of all IM/NOMS/DSOM conferences from 2000, and has served as a chair of TC on Information Communication Management, IEICE 2010-2011.  ... 
doi:10.1587/transcom.e96.b.713 fatcat:5wd6vjwuwnbm3bnhczw4otme2y

FOSquare: A Novel Optical HPC Interconnect Network Architecture Based on Fast Optical Switches with Distributed Optical Flow Control

Fulong Yan, Changshun Yuan, Chao Li, Xiong Deng
2021 Photonics  
We propose and demonstrate a novel interconnecting topology based on FOS (FOSquare) with distributed fast flow control which is suitable for HPC infrastructures.  ...  Interconnecting networks adopting Fast Optical Switches (FOS) can achieve high bandwidth, low latency, and low power consumption.  ...  Such hybrid electrical/optical solutions take advantage of the relative merits of each. OCS could switch on the order of milliseconds or microseconds supporting the switching granularity of flows.  ... 
doi:10.3390/photonics8010011 fatcat:qsnmqzucuvca5kjwkupij2mpdq

Layout-Independent Wireless Facility Constructing and Scheduling for Data Center Networks

Xianglin Wei, Qin Sun
2017 Wireless Communications and Mobile Computing  
To bridge these gaps, a layout-independent constructing algorithm and a scheduling method are put forward towards layout-independent wireless facility in data centers.  ...  In the route calculation step, a route set between each node pair is calculated in advance for later usage.  ...  Farrington et al. have put forward a hybrid electrical/optical switch architecture for modular data centers named Helios, which can deliver significant reductions in the number of switching elements, cabling  ... 
doi:10.1155/2017/1354273 fatcat:dxn76f2lzfgk3ac6zon3x4vtsy

Fully programmable and scalable optical switching fabric for petabyte data center

Zhonghua Zhu, Shan Zhong, Li Chen, Kai Chen
2015 Optics Express  
We present a converged EPS and OCS switching fabric for data center networks (DCNs) based on a distributed optical switching architecture leveraging both WDM & SDM technologies.  ...  Compared to a typical folded-Clos network, the new architecture is more readily scalable to future multi-Petabyte data centers with 1000 + racks while providing a higher link bandwidth, reducing transceiver  ...  Hudson Washburn for his valuable suggestions. #226742 -$15.00 USD  ... 
doi:10.1364/oe.23.003563 pmid:25836209 fatcat:cpdk6lhi6bfapercqoz4s2a4de

Wireless Communication in Data Centers: A Survey

Abdelbaset S. Hamza, Jitender S. Deogun, Dennis R. Alexander
2016 IEEE Communications Surveys and Tutorials  
Index Terms-Wireless data centers, 60 GHz, free space optical (FSO), optical wireless communication (OWC), data centers, data center network.  ...  As the design spectrum of DCs broadens, so does the need for a clear classification to differentiate various design options.  ...  It might be noted that, using the proposed classification, an electrical/optical DCN in conventional classification can be classified as a pure electrical/optical DCN, respectively.  ... 
doi:10.1109/comst.2016.2521678 fatcat:afzupzfhc5c7tk2la2ysmsyoom

Session reports for SIGCOMM 2010

Shailesh Agrawal, Immanuel Ilavarasan Thomas, Arun Vishwanath, Tianyin Xu, Fang Yu, Kavitha Athota, Pramod Bhatotia, Piyush Goyal, Phani Krisha, Kirtika Ruchandan, Nishanth Sastry, Gurmeet Singh (+1 others)
2011 Computer communication review  
-one should check DECnet and CLNP for this. The Boston hospital example: the company providing the switches used one huge bridged network.  ...  , technologies, architectures, and protocols for computer communication. • Examples of the spanning tree did sub-optimal stuff: using just 2 Ethernets and 1 bridge. • Problems with bridges: "If you cannot  ...  Helios: A Hybrid Electrical/Optical Switch Architecture for Modular Data Centers Nathan Farrington (UC San Diego), George Porter (UC San Diego), Sivasankar Radhakrishnan (UC San Diego), Hamid Hajabdolali  ... 
doi:10.1145/1925861.1925873 fatcat:jpaoo55h75hprb5k2vlkin5zzi

A Survey of Big Data Machine Learning Applications Optimization in Cloud Data Centers and Networks [article]

Sanaa Hamid Mohamed, Taisir E.H. El-Gorashi, Jaafar M.H. Elmirghani
2019 arXiv   pre-print
However, the increasing traffic between and within the data centers that migrate, store, and process big data, is becoming a bottleneck that calls for enhanced infrastructures capable of reducing the congestion  ...  Moreover, we provide a brief review of data centers topologies, routing protocols, and traffic characteristics, and emphasize the implications of big data on such cloud data centers and their supporting  ...  All data are provided in full in the results section of this paper.  ... 
arXiv:1910.00731v1 fatcat:kvi3br4iwzg3bi7fifpgyly7m4
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