304 Hits in 1.5 sec

The Design and Operation of CloudLab

Dmitry Duplyakin, Robert Ricci, Aleksander Maricq, Gary Wong, Jonathon Duerig, Eric Eide, Leigh Stoller, Mike Hibler, David Johnson, Kirk Webb, Aditya Akella, Kuang-Ching Wang (+7 others)
2019 USENIX Annual Technical Conference  
The first set comes from analysis of data regarding the use of CloudLab: how users interact with it, what they use it for, and the implications for facility design and operation.  ...  We present our experiences designing CloudLab and operating it for four years, serving nearly 4,000 users who have run over 79,000 experiments on 2,250 servers, switches, and other pieces of datacenter  ...  This material is based upon work supported by the National Science Foundation under Grant Numbers 1419199 and 1743363.  ... 
dblp:conf/usenix/DuplyakinRMWDES19 fatcat:4mnqvvaruze4pdgnswugtiawni

Using CloudLab as a Scalable Platform for Teaching Cluster Computing Ambassador Program

Linh B. Ngo, Jeff Denton
2019 The Journal of Computational Science Education  
We explored two approaches in using CloudLab to teach advanced concepts in cluster computing: direct deployment of virtual machines (VMs) on bare-metal nodes and indirect deployment of VMs inside a CloudLab-based  ...  A significant challenge in teaching cluster computing, an advanced topic in the parallel and distributed computing body of knowledge, is to provide students with an adequate environment where they can  ...  The flexibility, availability, and scale of CloudLab bring significant applicability to other topics in computer science, including operating system, networking, and cyber-security.  ... 
doi:10.22369/issn.2153-4136/10/1/17 fatcat:kmapsmesund3blkqlzsiurp2fu

Experimenting with Next-Generation Cloud Architectures Using CloudLab

Aditya Akella
2015 IEEE Internet Computing  
the infrastructure presented here (called cloudLab) is distributed, open, and programmable to enable deep experiments on new cloud architectures and the applications that they will enable.  ...  CloudLab's design is such that reprovisioning occurs on the order of minutes, allowing it to flexibly support experiments in the range of hours to years.  ...  Operating the infrastructure at this low level allows researchers tremendous freedom to experiment with the higher layers: while CloudLab will provide "canned" configurations for quick installation of  ... 
doi:10.1109/mic.2015.114 fatcat:btfis5apdvbm7njrsu7mwlwe6e

Enhancing Security Education Through Designing SDN Security Labs in CloudLab

Younghee Park, Hongxin Hu, Xiaohong Yuan, Hongda Li
2018 Proceedings of the 49th ACM Technical Symposium on Computer Science Education - SIGCSE '18  
Through a user study, we demonstrate that students have a better understanding of SDN security after participating in these well-designed CloudLab-based security labs, and they also acquired strong research  ...  The designed security education materials incorporate the latest research results in SDN security and are integrated into CloudLab, an open cloud platform, for effective hands-on learning.  ...  ACKNOWLEDGMENT This work was partially supported by grants from National Science Foundation (NSF-DGE-1723663, NSF-DGE-1723804, and NSF-DGE-1723725). Dr. Younghee Park is a corresponding author.  ... 
doi:10.1145/3159450.3159514 dblp:conf/sigcse/ParkHYL18 fatcat:ytdsio2hyneedfzjkweb5bf4au

2021 NSF Summit Workshop on Testbed Facility Security

Jason Anderson, Jim Basney, Terry Benzel, Abhimanyu Gosain, Kate Keahey, Robert Ricci, Mauricio Tavares, John Zage
2021 Zenodo  
Testbed facilities, such as Chameleon, CloudLab, DETER, FABRIC, GENI, and PAWR, have unique cybersecurity challenges stemming from their mission to enable experimental use, including configuration of facility  ...  The 2021 NSF Summit Workshop on Testbed Facility Security was held on Monday, October 18, 2021, from 1pm to 5pm Eastern Time as part of the 2021 NSF Cybersecurity Summit.  ...> leads development and operations for the Chameleon facility, including designing and implementing cybersecurity measures. • Terry Benzel <> is the Director of the Networking  ... 
doi:10.5281/zenodo.5574112 fatcat:uvyub4vx25aa3pzfx4cprryrky

In Datacenter Performance, The Only Constant Is Change [article]

Dmitry Duplyakin and Alexandru Uta and Aleksander Maricq and Robert Ricci
2020 arXiv   pre-print
In this paper, we present our analysis of performance of the bare-metal hardware available on the CloudLab testbed where we focus on quantifying the evolving performance regimes using changepoint detection  ...  , or even undocumented interactions between the policies of the computing resource provider and the active workloads.  ...  ACKNOWLEDGMENTS This material in this paper is based upon work supported by the National Science Foundation, Grant Number 1743363.  ... 
arXiv:2003.04824v1 fatcat:5jrjtlgde5fsrb4nrnfhyllqfu

Testbeds Support for Reproducible Research

Lucas Nussbaum
2017 Proceedings of the Reproducibility Workshop on ZZZ - Reproducibility '17  
This paper explores the status of three different testbeds (Chameleon, CloudLab and Grid'5000) regarding features required for, or related to reproducible research, and discusses some open questions on  ...  In the context of experimental research, testbeds play an important role in enabling reproducibility of experiments, by providing a set of services that help experiments with setting up the experimental  ...  CloudLab provides file-and block-stores, with versioning and snapshotting thanks to the use of ZFS as the underlying storage system.  ... 
doi:10.1145/3097766.3097773 dblp:conf/sigcomm/Nussbaum17 fatcat:wwu4dkk4jzbnhmtp2ojux7bkdi

An Inter-Cloud Architecture for Future Internet Infrastructures [chapter]

Stelios Sotiriadis, Nik Bessis, Euripides G. M. Petrakis
2014 Lecture Notes in Computer Science  
The model is based on the concept of FI-WARE and will be offered as a reusable enabler with an open specification to allow service distribution.  ...  Iaan latest years, the concept of interconnecting clouds to allow common service coordination gained significant attention mainly because of the increasing utilization of cloud resources from Internet  ...  ACKNOWLEDGEMENT This work is part of the Future Internet Social Technological Alignment Research (FI-STAR) project, which is a Future Internet Private Public Partnership (FI-PPP) run by the European Commission  ... 
doi:10.1007/978-3-319-13464-2_15 fatcat:poue7hvzlzb45mz2dojp7x7vdi

Scalable storage of whole slide images and fast retrieval of tiles using Apache Spark

Praveen Rao, Daniel E. Lopez Barron, Dig Vijay K. Yarlagadda, Ossama Tawfik, Deepthi Rao, Metin N. Gurcan, John E. Tomaszewski
2018 Medical Imaging 2018: Digital Pathology  
Whole slide images (WSIs) can greatly improve the workflow of pathologists through the development of software for automatic detection and analysis of cellular and morphological features.  ...  Through performance evaluation on a 16-node cluster in CloudLab, we observed that ORC enables faster retrieval of tiles than Parquet and requires 6 times less storage space.  ...  Cloud computing resources were provided by a Microsoft Azure for Research Award and by CloudLab.  ... 
doi:10.1117/12.2290380 dblp:conf/midp/BarronYRTR18 fatcat:btadwsoqc5bnnoxwmkfb225m7e

Concury: A Fast and Light-weighted Software Load Balancer [article]

Shouqian Shi, Chen Qian, Ye Yu, Xin Li, Ying Zhang, Xiaozhou Li
2019 arXiv   pre-print
We implement Concury as a prototype system deployed in CloudLab and show that the throughput of Concury on a single thread can reach 62.5% of the maximum capacity of two 10GbE NICs and that on two threads  ...  However current designs have two main limitations: 1) states are stored as digests which may cause packet inconsistency due to digest collisions; 2) the data plane needs to update for every new connection  ...  A unique property of Concury is that the data plane lookup operation is simple and fast, including just four read operations and the hash computation. Step 1.  ... 
arXiv:1908.01889v1 fatcat:vf6nozsymvggrebbuhybvmcdlm

GRAPLEr: A Distributed Collaborative Environment for Lake Ecosystem Modeling that Integrates Overlay Networks, High-throughput Computing, and Web Services [article]

Kensworth Subratie, Saumitra Aditya, Renato Figueiredo, Cayelan C. Carey, Paul Hanson
2015 arXiv   pre-print
of Florida, CloudLab, and Microsoft Azure).  ...  It aims to improve our understanding and predictive capacity of the threats to the water quality of our freshwater resources, including climate change.  ...  Section 3 describes the architecture, design, and implementation of GRAPLEr.  ... 
arXiv:1509.08955v1 fatcat:mu2gt7nf7jc25gylpti7f52opa

GRAPLEr: A distributed collaborative environment for lake ecosystem modeling that integrates overlay networks, high-throughput computing, and WEB services

Kensworth C. Subratie, Saumitra Aditya, Srinivas Mahesula, Renato Figueiredo, Cayelan C. Carey, Paul C. Hanson
2017 Concurrency and Computation  
of Florida, CloudLab, and Microsoft Azure).  ...  It aims to improve our understanding and predictive capacity of the threats to the water quality of our freshwater resources, including climate change.  ...  Section 3 describes the architecture, design, and implementation of GRAPLEr.  ... 
doi:10.1002/cpe.4139 fatcat:ekal4b4n25bllf3asqk6qazkhe

Live Migration of Virtual Machine and Container based Mobile Core Network Components: A Comprehensive Study

Shunmugapriya Ramanathan, Koteswararao Kondepu, Miguel Razo, Marco Tacca, Luca Valcarenghi, Andrea Fumagalli
2021 IEEE Access  
With the increasing demand for openness, flexibility, and monetization the Network Function Virtualization (NFV) of mobile network functions has become the embracing factor for most mobile network operators  ...  The two backhaul network settings are the one provided by CloudLab and one based on a programmable optical network testbed that makes use of OpenROADM dense wavelength division multiplexing (DWDM) equipment  ...  ACKNOWLEDGMENT This article provides a comprehensive discussion with the experimental analysis on the virtualization orchestrator platform.  ... 
doi:10.1109/access.2021.3099370 fatcat:p6ohh4nhhbfjlceicg3esqs77y

Testing Infrastructure for the Next Generation of Services and Appplications

Flávio De Oliveira Silva
2018 Zenodo  
Presentation at the 5G Summit, Brasil 2018  ...  Operator FESTIVAL FIESTA-IoT RAN and C-RAN 5GINFIRE FUTEBOL PAWR ORCA FIWARE Chameleon Cloudlab ORBIT CORE Backhaul 5GCITY FIBRE F-INTERROP NECOS The MEHAR Group  ...  Smart City Safety EVI eHealth Multiple Wireless Technologies The MEHAR Group 25/07/2018 5G Testing • 5G is under design and it is not ready • 5GINFIRE is one infrastructure where you  ... 
doi:10.5281/zenodo.3356693 fatcat:q7dk4rwh7raf5nsfncln5ajufm

Introducing a Query Acceleration Path for Analytics in SQLite3

Martin Prammer, Suryadev Sahadevan Rajesh, Junda Chen, Jignesh M. Patel
2022 Conference on Innovative Data Systems Research  
However, in many cases there exists a disparity between the specializations of database management systems and the needs of the applications that run on them.  ...  Through the utilization of an additional, complementary storage layer, SQLite3/HE transforms SQLite into a hybrid database system, able to fully leverage the benefits of both row and columnar storage layouts  ...  Additional support was provided by the National Science Foundation (NSF) under grant OAC-1835446. The "CloudLab c220g5" machine utilized was provided as part of the CloudLab service [1] .  ... 
dblp:conf/cidr/PrammerRCP22 fatcat:5zekqnym3bgp3l5fveggc2solu
« Previous Showing results 1 — 15 out of 304 results