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Performance Assessment of OpenMP Compilers Targeting NVIDIA V100 GPUs [article]

Joshua Hoke Davis, Christopher Daley, Swaroop Pophale, Thomas Huber, Sunita Chandrasekaran, Nicholas J. Wright
2020 arXiv   pre-print
to add reductions in the laplace mini-app when using the Cray-llvm compiler on Cori.  ...  We observe that the performance varies widely from one compiler to the other; a crucial aspect of our work is reporting best practices to application developers who use OpenMP offloading compilers.  ...  The second mini-app, gppnaive, sums data contributions over 4 nested loops.  ... 
arXiv:2010.09454v3 fatcat:gjznbreafrbsreicsgj5xgnx4y

SPH-EXA: Enhancing the Scalability of SPH codes Via an Exascale-Ready SPH Mini-App [article]

Danilo Guerrera, Aurélien Cavelan, Rubén M. Cabezón, David Imbert, Jean-Guillaume Piccinali, Ali Mohammed, Lucio Mayer, Darren Reed, Florina M. Ciorba
2019 arXiv   pre-print
The performance analysis shapes and drives the design of the SPH-EXA mini-app towards the use of efficient parallelization methods, fault-tolerance mechanisms, and load balancing approaches.  ...  These codes are the starting point of an interdisciplinary co-design project, SPH-EXA, for the development of an Exascale-ready SPH mini-app.  ...  Acknowledgment This work is supported in part by the Swiss Platform for Advanced Scientific Computing (PASC) project SPH-EXA [6] (2017-2020).  ... 
arXiv:1905.03344v1 fatcat:v4fusxu2wbatpc7ozpt6u3czra

Pilot-Streaming: A Stream Processing Framework for High-Performance Computing [article]

Andre Luckow and George Chantzialexiou and Shantenu Jha
2018 arXiv   pre-print
To address the complexity in developing and characterization of streaming applications, we present the Streaming Mini- App framework, which supports different plug-able algorithms for data generation and  ...  We utilize the Mini-App framework to conduct an evaluation of Pilot-Streaming.  ...  Acknowledgements: We thank Stuart Campbell and Julien Lhermitte (BNL) for guidance on the light source application. This work is funded by NSF 1443054 and 1440677.  ... 
arXiv:1801.08648v2 fatcat:36yv4b4qvjfnhmzndq57ssev4m

Seismic Processing Performance Analysis on Different Hardware Environment

2017 Supercomputing Frontiers and Innovations  
The dynamic behavior of chosen mini-applications was studied using BSC performance analysis tools to identify their common features.  ...  In summary, we observe the best performance of mini-applications on Intel Xeon E5-2698 CPU generation 4.  ...  We thank our colleagues from GEOLAB, particularly Evgeny Kurin for the collaboration.  ... 
doi:10.14529/jsfi170305 fatcat:yrvafmdzzvgexiq3qmfcyiomnm

The assessment of capacity limitations in psychiatric work disability evaluations by the social functioning scale Mini-ICF-APP

Timm Rosburg, Regina Kunz, Bruno Trezzini, Urban Schwegler, Jörg Jeger
2021 BMC Psychiatry  
The social functioning scale Mini-ICF-APP allows for a rating of activity and participation limitations in thirteen capacity domains, considered as particularly relevant for work ability.  ...  Discussion The Mini-ICF-APP allows for documenting claimants' activity and participation limitations, which is likely to increase the transparency of medical experts' RWC estimates and enables them to  ...  (One could equally well argue that high Mini-ICF-APP ratings should be associated with low RWC estimates and that a low RWC should result in high Mini-ICF-APP ratings.)  ... 
doi:10.1186/s12888-021-03467-w pmid:34592979 fatcat:i4q2aafxofglhal3quf6s5gba4

Mini-App Driven Optimisation of Inertial Confinement Fusion Codes

R.F. Bird, P. Gillies, M.R. Bareford, J.A. Herdman, S.A. Jarvis
2015 2015 IEEE International Conference on Cluster Computing  
Use of ARCHER was supported by several Resource Allocation Panel (RAP) awards, including "High-level Abstractions for Performance, Portability and Continuity of Scientific Software on Future Computing  ...  Scheme (IF090020/AM) and by AWE through the Warwick-hosted Centre for Computational Plasma Physics.  ...  areas supported by high-performance computing simulation.  ... 
doi:10.1109/cluster.2015.132 dblp:conf/cluster/BirdGBHJ15 fatcat:dd7bhxf2s5ettgs5nvtjxbqvm4

Performance Optimisation of Inertial Confinement Fusion Codes using Mini-applications

Robert F Bird, Patrick Gillies, Michael R Bareford, Andy Herdman, Stephen Jarvis
2016 The international journal of high performance computing applications  
Through the development of a mini-application for EPOCH (called miniEPOCH), we investigate a variety of the performance features exhibited in EPOCH, expose opportunities for optimisation and increased  ...  A significant challenge in developing large codes like EPOCH is maintaining effective scientific delivery on successive generations of high-performance computing architecture.  ...  Use of ARCHER was supported by several Resource Allocation Panel (RAP) awards, including "High-level Abstractions for Performance, Portability and Continuity of Scientific Software on Future Computing  ... 
doi:10.1177/1094342016670225 fatcat:kqwhy5nxm5a4vdamyzy7j2gbdi

A Research on the Combination of Oblique Photography and Mobile Applications Based on the Sustainable Development of Tourism

Mengyi Lin, Fu-Yuan Li, Haibin Zhou
2020 Sustainability  
an app about online travelling to provide corresponding information for consumers' decisions.  ...  In modern society, mobile social media is a communication and decision-making platform for users and a source of big data information about travel.  ...  user analysis, custom analysisMini program data analysis helper (official mini program tools)Data overview, visiting basic analysis, real-time analysis and personas, etc.Hot app mini program analyticsStatistical  ... 
doi:10.3390/su12093501 fatcat:wobz5sdev5gtnhz226voemqg4e

Developing and Using a Geometric Multigrid, Unstructured Grid Mini-Application to Assess Many-Core Architectures

Andrew Owenson, Steven Wright, Richard Bunt, Stephen Jarvis, Yoon Ho, Matthew Street
2018 2018 26th Euromicro International Conference on Parallel, Distributed and Network-based Processing (PDP)  
These "mini-apps" also enable faster hardware evaluation, and for sensitive codes allow evaluation of systems outside of access approval processes.  ...  Achieving high-performance of large scientific codes is a difficult task.  ...  The authors would like to thank Rolls-Royce plc. for the provided support and for granting permission to publish this work.  ... 
doi:10.1109/pdp2018.2018.00018 dblp:conf/pdp/OwensonWBJHS18 fatcat:enobqo3zujeg5b6xmbcgtc4g64

The Productivity, Portability and Performance of OpenMP 4.5 for Scientific Applications Targeting Intel CPUs, IBM CPUs, and NVIDIA GPUs [chapter]

Matt Martineau, Simon McIntosh-Smith
2017 Lecture Notes in Computer Science  
performs less consistently.  ...  The results show that while current OpenMP implementations are able to achieve good performance on the breadth of modern hardware for memory bandwidth bound applications, our memory latency bound application  ...  Acknowledgements The authors would like to thank the EPSRC for funding this research.  ... 
doi:10.1007/978-3-319-65578-9_13 fatcat:n5c4xuldpbeijhzsremgofabw4


Paulo André Bispo MACHADO JÚNIOR, Rafaela Deneka ZILIOTTO, Ana Paula Vieira Neves FERREIRA, Thiago Mesquita BUSON, Cynthia Müller do COUTO, Alcindo PISSAIA JUNIOR
2020 Arquivos de Gastroenterologia  
In the multivariate analysis, high levels of education were associated with better performance during the tests.  ...  The statistical analysis was performed by SPSS 2.0 and the significance adopted by 5%. RESULTS: We included 82 individuals in the final analysis.  ...  Marcia Olandoski from the Epidemiology and Statistics Group of PUCPR for the comments and suggestions. Ziliotto RD: data collection and writing of the text.  ... 
doi:10.1590/s0004-2803.202000000-73 pmid:33237215 fatcat:7dlrohitf5aunknacaorqts76y

Performance Portability across Diverse Computer Architectures

Tom Deakin, Simon McIntosh-Smith, James Price, Andrei Poenaru, Patrick Atkinson, Codrin Popa, Justin Salmon
2019 2019 IEEE/ACM International Workshop on Performance, Portability and Productivity in HPC (P3HPC)  
Thanks extend to AWE for their financial support.  ...  ACKNOWLEDGMENT Many thanks to Matt Martineau (NVIDIA) for his assistance with this study.  ...  For this mini-app, we find that both Kokkos and OpenMP show a high level of performance portability across the range of architectures, with P P scores higher than many of the other mini-apps in the study  ... 
doi:10.1109/p3hpc49587.2019.00006 dblp:conf/sc/DeakinMPPAPS19 fatcat:bab6ddpk2fg35e7xfbr3le77iy

A Multi-Tier Security Analysis of Official Car Management Apps for Android

Efstratios Chatzoglou, Georgios Kambourakis, Vasileios Kouliaridis
2021 Future Internet  
On the other hand, the continuous tracking of the vehicle data by such apps may also pose a risk to the car owner, if, say, sensitive pieces of information are leaked to third parties or the app is vulnerable  ...  data, and timely over-the-air delivery of software updates.  ...  MINI Connected: User registration is performed from inside the app.  ... 
doi:10.3390/fi13030058 fatcat:lohzk2a4cfguvfplv2q2ws3iyy

Trimming Mobile Applications for Bandwidth-Challenged Networks in Developing Regions [article]

Qinge Xie and Qingyuan Gong and Xinlei He and Yang Chen and Xin Wang and Haitao Zheng and Ben Y. Zhao
2019 arXiv   pre-print
Our hypothesis is partially validated by mini-programs, apps with extremely small footprints gaining popularity in Chinese mobile networks.  ...  We develop techniques for automated code and resource trimming, and successfully validate them on a large set of Android apps.  ...  Pair-wise Package Analysis Now that we have a high level sense of potential areas for trimming mobile apps, we extend our comparison of Android apps and mini-programs to 200 of the most popular app pairs  ... 
arXiv:1912.01328v2 fatcat:dsi3ntyj2rd7rj2zugaux25rsi

Exploring On-Node Parallelism with Neutral, a Monte Carlo Neutral Particle Transport Mini-App

Matt Martineau, Simon McIntosh-Smith
2017 2017 IEEE International Conference on Cluster Computing (CLUSTER)  
In this research we describe the development and optimisation of a new Monte Carlo neutral particle transport mini-app, neutral.  ...  Both of the parallelisation schemes discussed in this paper are dominated latency issues caused by poor data locality, and are restricted by the use of atomic operations for tallying calculations.  ...  ACKNOWLEDGEMENTS The authors would like to thank EPSRC for funding this research.  ... 
doi:10.1109/cluster.2017.83 dblp:conf/cluster/MartineauM17 fatcat:h7zkb7ozmngatilc3cmulq3toa
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