Wyniki wyszukiwania dla: TOOLS FOR HIGH PERFORMANCE COMPUTING

• Energy-Aware High-Performance Computing: Survey of State-of-the-Art Tools, Techniques, and Environments

  Publikacja

  • P. Czarnul
  • J. Proficz
  • A. Krzywaniak

  - Scientific Programming - Rok 2019

  The paper presents state of the art of energy-aware high-performance computing (HPC), in particular identification and classification of approaches by system and device types, optimization metrics, and energy/power control methods. System types include single device, clusters, grids, and clouds while considered device types include CPUs, GPUs, multiprocessor, and hybrid systems. Optimization goals include various combinations of...

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• Journal of High Performance Computing

  Czasopisma

  ISSN: 2230-7192

• Parallel Programming for Modern High Performance Computing Systems

  Publikacja

  • P. Czarnul

  - Rok 2018

  In view of the growing presence and popularity of multicore and manycore processors, accelerators, and coprocessors, as well as clusters using such computing devices, the development of efficient parallel applications has become a key challenge to be able to exploit the performance of such systems. This book covers the scope of parallel programming for modern high performance computing systems. It first discusses selected and...

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• BeesyCluster as Front-End for High Performance Computing Services

  Publikacja

  • P. Czarnul

  - TASK Quarterly - Rok 2015

  The paper presents the BeesyCluster system as a middleware allowing invocation of services on high performance computing resources within the NIWA Centre of Competence project. Access is possible through both WWW and SOAP Web Service interfaces. The former allows non-experienced users to invoke both simple and complex services exposed through easyto-use servlets. The latter is meant for integration of external applications with...

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• CCF Transactions on High Performance Computing

  Czasopisma

  ISSN: 2524-4922 , eISSN: 2524-4930

• Energy-Aware Scheduling for High-Performance Computing Systems: A Survey

  Publikacja

  • B. Kocot
  • P. Czarnul
  • J. Proficz

  - ENERGIES - Rok 2023

  High-performance computing (HPC), according to its name, is traditionally oriented toward performance, especially the execution time and scalability of the computations. However, due to the high cost and environmental issues, energy consumption has already become a very important factor that needs to be considered. The paper presents a survey of energy-aware scheduling methods used in a modern HPC environment, starting with the...

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• Teaching High Performance Computing Using BeesyCluster and Relevant Usage Statistics

  Publikacja

  • P. Czarnul

  - Rok 2014

  The paper presents motivations and experiences from using the BeesyCluster middleware for teaching high performance computing at the Faculty of Electronics, Telecommunications and Informatics, Gdansk University of Technology. Features of BeesyCluster well suited for conducting courses are discussed including: easy-to-use WWW interface for application development and running hiding queuing systems, publishing applications as services...

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• International Journal of Grid and High Performance Computing

  Czasopisma

  ISSN: 1938-0259 , eISSN: 1938-0267

• International Journal of High Performance Computing and Networking

  Czasopisma

  ISSN: 1740-0562

• Efficiency Evaluation of High Performance Computing Systems Using Data Envelopment Analysis

  Publikacja

  • P. Kaczmarek

  - Rok 2014

  The paper presents an evaluation method of high performance computing (HPC) systems using multicriteria efficiency analysis. The Data Envelopment Analysis approach was applied and adapted to the specifics of HPC, which enabled us to compare relative efficiency of systems considering simultaneously multiple parameters. The analysis is based on the TOP500 list of world largest supercomputers and their parameters such as: the number...

• Teams tools. Leading high-performance teams with different types of intelligence

  Publikacja

  • A. Pegani

  - Rok 2018

  The subject of this paper is the analysis of necessary tools for global teams, image of the team leader, styles of leadership in global teams. The analysis is based on selected examples from high-performance teams with visible results. The purpose of the work is to answer for the following questions: What are the characteristics of the leading global teams? Which style of leadership use the global teams? Is a female leader different...

• Survey of Methodologies, Approaches, and Challenges in Parallel Programming Using High-Performance Computing Systems

  Publikacja

  • P. Czarnul
  • J. Proficz
  • K. Drypczewski

  - Scientific Programming - Rok 2020

  This paper provides a review of contemporary methodologies and APIs for parallel programming, with representative technologies selected in terms of target system type (shared memory, distributed, and hybrid), communication patterns (one-sided and two-sided), and programming abstraction level. We analyze representatives in terms of many aspects including programming model, languages, supported platforms, license, optimization goals,...

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• DEPO: A dynamic energy‐performance optimizer tool for automatic power capping for energy efficient high‐performance computing

  Publikacja

  • A. Krzywaniak
  • P. Czarnul
  • J. Proficz

  - SOFTWARE-PRACTICE & EXPERIENCE - Rok 2022

  In the article we propose an automatic power capping software tool DEPO that allows one to perform runtime optimization of performance and energy related metrics. For an assumed application model with an initialization phase followed by a running phase with uniform compute and memory intensity, the tool performs automatic tuning engaging one of the two exploration algorithms—linear search (LS) and golden section search (GSS), finds...

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• Calibration of precipitation estimation algorithm with particular emphasis on the Pomeranian region using high performance computing

  Publikacja

  • T. Bieliński
  • A. Chybicki

  - HYDROACOUSTICS - Rok 2016

  Fast and accurate precipitation estimation is an important element of remote atmosphere monitoring, as it allows, for example, to correct short-term weather forecasts and the prediction of several types of meteorological threats. The paper presents methodology for calibrating precipitation estimation algorithm based on MSG SEVIRI sensor data, and Optimal Cloud Analysis product available via EumetCast transmission. Calibration is...

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• Efficient parallel implementation of crowd simulation using a hybrid CPU+GPU high performance computing system

  Publikacja

  • J. Skrzypczak
  • P. Czarnul

  - SIMULATION MODELLING PRACTICE AND THEORY - Rok 2023

  In the paper we present a modern efficient parallel OpenMP+CUDA implementation of crowd simulation for hybrid CPU+GPU systems and demonstrate its higher performance over CPU-only and GPU-only implementations for several problem sizes including 10 000, 50 000, 100 000, 500 000 and 1 000 000 agents. We show how performance varies for various tile sizes and what CPU–GPU load balancing settings shall be preferred for various domain...

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• KernelHive: a new workflow-based framework for multilevel high performance computing using clusters and workstations with CPUs and GPUs

  Publikacja

  • P. Rościszewski
  • P. Czarnul
  • R. Lewandowski
  • M. Schally - Kacprzak

  - CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE - Rok 2016

  The paper presents a new open-source framework called KernelHive for multilevel parallelization of computations among various clusters, cluster nodes, and finally, among both CPUs and GPUs for a particular application. An application is modeled as an acyclic directed graph with a possibility to run nodes in parallel and automatic expansion of nodes (called node unrolling) depending on the number of computation units available....

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• Optimization of hybrid parallel application execution in heterogeneous high performance computing systems considering execution time and power consumption

  Publikacja

  • P. Rościszewski

  - Rok 2018

  Many important computational problems require utilization of high performance computing (HPC) systems that consist of multi-level structures combining higher and higher numbers of devices with various characteristics. Utilizing full power of such systems requires programming parallel applications that are hybrid in two meanings: they can utilize parallelism on multiple levels at the same time and combine together programming interfaces...

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• INTERNATIONAL JOURNAL OF HIGH PERFORMANCE COMPUTING APPLICATIONS

  Czasopisma

  ISSN: 1094-3420 , eISSN: 1741-2846

• Workshop On Java For High-Performance Computing

  Konferencje

• International Conference on High Performance Computing

  Konferencje

• High Performance Computing Systems Lab / Systemy Obliczeniowe Wysokiej Wydajności - laboratorium

  Kursy Online

  • M. Rewieński

  Systemy Obliczeniowe Wysokiej Wydajności (SOWW) - Laboratorium

• International Conference on High Performance Scientific Computing

  Konferencje

• International Conference on High Performance Computing and Networking

  Konferencje

• Systemy obliczeniowe wysokiej wydajności/High performance computing systems / L-22/23

  Kursy Online

  • A. Krzywaniak
  • P. Rościszewski
  • M. Matuszek
  • P. Januszewski
  • S. Olewniczak
  • P. Czarnul
  • R. Kałaska

• Systemy obliczeniowe wysokiej wydajności/High performance computing systems / L-23/24

  Kursy Online

  • M. Matuszek
  • A. Brzeski
  • P. Czarnul
  • R. Kałaska

• Systemy obliczeniowe wysokiej wydajności/High performance computing >> systems - Nowy - Nowy

  Kursy Online

  • A. Krzywaniak
  • P. Rościszewski
  • M. Matuszek
  • K. Draszawka
  • P. Januszewski
  • S. Olewniczak
  • P. Czarnul
  • R. Kałaska

• International Symposium on Computer Architecture and High Performance Computing

  Konferencje

• IEEE International Conference on High Performance Computing and Simulation

  Konferencje

• ACM International Symposium on High Performance Distributed Computing

  Konferencje

• International Meeting on High Performance Computing for Computational Science

  Konferencje

• IEEE International Conference on High Performance Computing and Communications

  Konferencje

• International Conference on High Performance Computing, Networking and Communication Systems

  Konferencje

• High-Performance Grid Computing Workshop (part of IPDPS Conference)

  Konferencje

• International Workshop on Software Engineering for High Performance Computing Applications

  Konferencje

• International Conference on Grid computing, high-performance and Distributed Applications

  Konferencje

• International Conference and Exhibition on High Performance Computing in the Asia-Pacific Region

  Konferencje

• Programming, tunning and automatic parallelization of irregular divide and conquer applications in DAMPVM/DAC.

  Publikacja

  • P. Czarnul

  - INTERNATIONAL JOURNAL OF HIGH PERFORMANCE COMPUTING APPLICATIONS - Rok 2003

  Artykuł prezentuje nowy, obiektowo zorientowany wzorzec programowy DAMPVM/DAC, który zimplementowany został z użyciem systemu DAMPVM i umożliwia automatyczny podział nieregularnych aplikacji "Dziel i zwyciężaj" (DAC) w czasie ich działania.

• International Conference on High-Performance Clustered Computing (International Conference on Linux Clusters)

  Konferencje

• International Conference for High Performance Computing, Networking, Storage and Analysis (ACM/IEEE Supercomputing Conference)

  Konferencje

• Affective computing and affective learning – methods, tools and prospects

  Publikacja

  • A. Landowska

  - EduAkcja. Magazyn Edukacji Elektronicznej - Rok 2013

  Every teacher knows that interest, active participation and motivation are important factors in the learning process. At the same time e-learning environments almost always address only the cognitive aspects of education. This paper provides a brief review of methods used for affect recognition, representation and processing as well as investigates how these methods may be used to address affective aspect of e-education. The paper...

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• Review of parallel computing methods and tools for FPGA technology

  Publikacja

  • R. Cieszewski
  • M. Linczuk
  • K. Pozniak
  • R. Romaniuk
  • R. S. Romaniuk

  - Rok 2013

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• Dynamic GPU power capping with online performance tracing for energy efficient GPU computing using DEPO tool

  Publikacja

  • A. Krzywaniak
  • P. Czarnul
  • J. Proficz

  - Future Generation Computer Systems-The International Journal of Grid Computing-Theory Methods and Applications - Rok 2023

  GPU accelerators have become essential to the recent advance in computational power of high- performance computing (HPC) systems. Current HPC systems’ reaching an approximately 20–30 mega-watt power demand has resulted in increasing CO2 emissions, energy costs and necessitate increasingly complex cooling systems. This is a very real challenge. To address this, new mechanisms of software power control could be employed. In this...

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• Jerzy Proficz dr hab. inż.

  Osoby

  Centrum Informat. Trójmiejskiej Akadem.Sieci Komputerowej, Katedra Architektury Systemów Komputerowych

  Jerzy Proficz – dyrektor Centrum Informatycznego Trójmiejskiej Akademickiej Sieci Komputerowej (CI TASK) na Politechnice Gdańskiej. Uzyskał stopień naukowy doktora habilitowanego (2022) w dyscyplinie: Informatyka techniczna i telekomunikacja. Autor i współautor ponad 50 artykułów w czasopismach i na konferencjach naukowych związanych głównie z równoległym przetwarzaniem danych na komputerach dużej mocy (HPC, chmura obliczeniowa). Udział...

• Network-assisted processing of advanced IoT applications: challenges and proof-of-concept application

  Publikacja

  • H. Mora
  • F. A. Pujol
  • T. Ramírez
  • A. Jimeno-Morenilla
  • J. Szymański

  - Cluster Computing-The Journal of Networks Software Tools and Applications - Rok 2024

  Recent advances in the area of the Internet of Things shows that devices are usually resource-constrained. To enable advanced applications on these devices, it is necessary to enhance their performance by leveraging external computing resources available in the network. This work presents a study of computational platforms to increase the performance of these devices based on the Mobile Cloud Computing (MCC) paradigm. The main...

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• Justyna Płotka-Wasylka dr hab. inż.

  Osoby

  Katedra Chemii Analitycznej

  Urodziła się w Słupsku (24.03.1986).W 2005 roku ukończyła I Liceum Ogólnokształcące im. Jana II Sobieskiego w Wejherowie i rozpoczęła studia na Wydziale Chemicznym Politechniki Gdańskiej. Po ich ukończeniu w 2010 rozpoczęła pracę naukową na tej uczelni, uzyskując w 2014 roku stopień doktora nauk chemicznych. Tematem jej rozprawy doktorskiej, wykonywanej pod kierunkiem prof. Marka Biziuka oraz dr Caluma Morrisona (Uniwersytet w...

• Paweł Rościszewski dr inż.

  Osoby

  Paweł Rościszewski received his PhD in Computer Science at Gdańsk University of Technology in 2018 based on PhD thesis entitled: "Optimization of hybrid parallel application execution in heterogeneous high performance computing systems considering execution time and power consumption". Currently, he is an Assistant Professor at the Faculty of Electronics, Telecommunications and Informatics, Gdańsk University of Technology, Poland....

• Performance Tools - International Conference on Model Techniques & Tools for CPE

  Konferencje

• Karol Zdzisław Zalewski mgr inż.

  Osoby

• Considerations of Computational Efficiency in Volunteer and Cluster Computing

  Publikacja

  • P. Czarnul
  • M. Matuszek

  - Rok 2016

  In the paper we focus on analysis of performance and power consumption statistics for two modern environments used for computing – volunteer and cluster based systems. The former integrate computational power donated by volunteers from their own locations, often towards social oriented or targeted initiatives, be it of medical, mathematical or space nature. The latter is meant for high performance computing and is typically installed...

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• Long Distance Geographically Distributed InfiniBand Based Computing

  Publikacja

  • K. Niedzielewski
  • M. Semeniuk
  • J. Skomiał
  • J. Proficz
  • P. Sumionka
  • B. Pliszka
  • M. Michalewicz

  - Supercomputing Frontiers and Innovations - Rok 2020

  Collaboration between multiple computing centres, referred as federated computing is becom- ing important pillar of High Performance Computing (HPC) and will be one of its key components in the future. To test technical possibilities of future collaboration using 100 Gb optic fiber link (Connection was 900 km in length with 9 ms RTT time) we prepared two scenarios of operation. In the first one, Interdisciplinary Centre for Mathematical...

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