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Biblioteca

MARC Lista (tabellare)
OpenMP in the Era of Low Power Devices and Accelerators [[electronic resource] ] : 9th International Workshop on OpenMP, IWOMP 2013, Canberra, Australia, September 16-18, 2013, Proceedings / / edited by Alistair P. Rendell, Barbara M. Chapman, Matthias S. Müller
OpenMP in the Era of Low Power Devices and Accelerators [[electronic resource] ] : 9th International Workshop on OpenMP, IWOMP 2013, Canberra, Australia, September 16-18, 2013, Proceedings / / edited by Alistair P. Rendell, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2013.]
Pubbl/distr/stampa Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2013
Descrizione fisica 1 online resource (X, 201 p. 80 illus.)
Disciplina 004.35
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Algorithms
Computer system failures
Programming languages (Electronic computers)
Computers
Computer programming
Processor Architectures
Algorithm Analysis and Problem Complexity
System Performance and Evaluation
Programming Languages, Compilers, Interpreters
Computation by Abstract Devices
Programming Techniques
ISBN 3-642-40698-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Proposed extensions to OpenMP -- Applications -- Accelerators -- Scheduling -- Tools.
Record Nr. UNISA-996466039203316
Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2013
Materiale a stampa
Lo trovi qui: Univ. di Salerno
Opac: Controlla la disponibilità qui
OpenMP in the Era of Low Power Devices and Accelerators : 9th International Workshop on OpenMP, IWOMP 2013, Canberra, Australia, September 16-18, 2013, Proceedings / / edited by Alistair P. Rendell, Barbara M. Chapman, Matthias S. Müller
OpenMP in the Era of Low Power Devices and Accelerators : 9th International Workshop on OpenMP, IWOMP 2013, Canberra, Australia, September 16-18, 2013, Proceedings / / edited by Alistair P. Rendell, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2013.]
Pubbl/distr/stampa Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2013
Descrizione fisica 1 online resource (X, 201 p. 80 illus.)
Disciplina 004.35
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Algorithms
Computer system failures
Programming languages (Electronic computers)
Computers
Computer programming
Processor Architectures
Algorithm Analysis and Problem Complexity
System Performance and Evaluation
Programming Languages, Compilers, Interpreters
Computation by Abstract Devices
Programming Techniques
ISBN 3-642-40698-X
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Proposed extensions to OpenMP -- Applications -- Accelerators -- Scheduling -- Tools.
Record Nr. UNINA-9910483298203321
Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2013
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
OpenMP in the Petascale Era [[electronic resource] ] : 7th International Workshop on OpenMP, IWOMP 2011, Chicago, Il, USA, June 13-15, 2011, Proceedings / / edited by Barbara M. Chapman, William D. Gropp, Kalyan Kumaran, Matthias S. Müller
OpenMP in the Petascale Era [[electronic resource] ] : 7th International Workshop on OpenMP, IWOMP 2011, Chicago, Il, USA, June 13-15, 2011, Proceedings / / edited by Barbara M. Chapman, William D. Gropp, Kalyan Kumaran, Matthias S. Müller
Edizione [1st ed. 2011.]
Pubbl/distr/stampa Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2011
Descrizione fisica 1 online resource (X, 179 p. 75 illus., 33 illus. in color.)
Disciplina 004/.35
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Algorithms
Computer communication systems
Software engineering
Computers
Computer programming
Processor Architectures
Algorithm Analysis and Problem Complexity
Computer Communication Networks
Software Engineering
Computation by Abstract Devices
Programming Techniques
ISBN 3-642-21487-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNISA-996465631303316
Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2011
Materiale a stampa
Lo trovi qui: Univ. di Salerno
Opac: Controlla la disponibilità qui
OpenMP: Heterogenous Execution and Data Movements [[electronic resource] ] : 11th International Workshop on OpenMP, IWOMP 2015, Aachen, Germany, October 1-2, 2015, Proceedings / / edited by Christian Terboven, Bronis R. de Supinski, Pablo Reble, Barbara M. Chapman, Matthias S. Müller
OpenMP: Heterogenous Execution and Data Movements [[electronic resource] ] : 11th International Workshop on OpenMP, IWOMP 2015, Aachen, Germany, October 1-2, 2015, Proceedings / / edited by Christian Terboven, Bronis R. de Supinski, Pablo Reble, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2015.]
Pubbl/distr/stampa Cham : , : Springer International Publishing : , : Imprint : Springer, , 2015
Descrizione fisica 1 online resource (XI, 274 p. 146 illus. in color.)
Disciplina 004
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Programming languages (Electronic computers)
Computer system failures
Computer hardware
Algorithms
Software engineering
Processor Architectures
Programming Languages, Compilers, Interpreters
System Performance and Evaluation
Computer Hardware
Algorithm Analysis and Problem Complexity
Software Engineering
ISBN 3-319-24595-3
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Intro -- Preface -- Organization -- Contents -- Applications -- PAGANtec: OpenMP Parallel Error Correction for Next-Generation Sequencing Data -- 1 Introduction -- 2 Related Work -- 2.1 k-mer Graph and Error Correction -- 2.2 Parallelization Options -- 3 PAGANtec Architecture -- 3.1 Graph Structure -- 3.2 Correction Strategies -- 3.3 Correcting Errors -- 4 Parallelization -- 4.1 Performance Analysis -- 5 Conclusion -- References -- Composing Low-Overhead Scheduling Strategies for Improving Performance of Scientific Applications -- 1 Introduction -- 2 Scheduling Strategies -- 3 Techniques for Composing Scheduling Strategies -- 3.1 uSched -- 3.2 slackSched -- 3.3 vSched -- 3.4 ComboSched -- 4 Code Transformation -- 5 Results -- 6 Related Work -- 7 Conclusions -- References -- Exploiting Fine- and Coarse-Grained Parallelism Using a Directive Based Approach -- 1 Introduction -- 2 Related Work -- 3 Background: OpenMP Accelerator Model -- 4 An Offloading Model for a Cluster -- 4.1 Definitions -- 4.2 Execution Model -- 4.3 Memory Model -- 5 Implementation -- 5.1 Runtime Support -- 6 Preliminary Results -- 7 Discussion -- 8 Conclusions -- References -- Accelerator Applications -- Experiences of Using the OpenMP Accelerator Model to Port DOE Stencil Applications -- 1 Introduction -- 2 OpenMP 4.0's Accelerator Support -- 3 Applications -- 4 Porting to GPUs -- 4.1 Baseline Performance on CPU and GPU -- 4.2 Increasing Parallelism -- 4.3 Loop Scheduling -- 4.4 Exploiting Memory Hierarchy -- 4.5 Reducing Memory Movement Between Host and Device -- 4.6 Manual Tuning for GPU Performance -- 4.7 Productivity -- 5 Related Work -- 6 Discussion and Future Work -- References -- Evaluating the Impact of OpenMP 4.0 Extensions on Relevant Parallel Workloads -- 1 Introduction and Motivation -- 2 Application Parallelization -- 2.1 Facesim -- 2.2 Fluidanimate.
2.3 Streamcluster -- 3 Evaluation -- 3.1 Performance Evaluation -- 3.2 Programmability -- 4 Related Work -- 5 Conclusions -- References -- First Experiences Porting a Parallel Application to a Hybrid Supercomputer with OpenMP 4.0 Device Constructs -- 1 Introduction -- 2 OpenMP Device Constructs -- 2.1 Data Regions -- 3 A High Level View of the Porting Method -- 3.1 Fusing Local Data Regions -- 4 Porting NekBone -- 5 Conclusions -- References -- Tools -- Lessons Learned from Implementing OMPD: A Debugging Interface for OpenMP -- 1 Introduction -- 2 Prior Work -- 3 The OpenMP Debugging Interface -- 3.1 OMPT: A Runtime Interface for OpenMP Tools -- 3.2 Why Distinguish OMPD from OMPT? -- 3.3 The OMPD Architecture -- 4 Use Cases of OMPD -- 4.1 OpenMP-Aware Stack Trace -- 4.2 Stepping in and Out of a Parallel Region -- 5 OMPD Callback Interface -- 5.1 Functions for Operating System Interaction -- 5.2 Resolving Structures for Target Architecture -- 5.3 Access Application Memory -- 5.4 Debugger's Context Argument -- 6 OMPD API Function Specifications -- 6.1 Providing Information on Compatible Runtime Library -- 6.2 API Specification for Breakpoints -- 6.3 Missing Function to Identify Master -- 7 Future Challenges -- 7.1 Context Pointer for Accelerators -- 7.2 Addressing Accelerator Threads -- 7.3 Return Codes -- 8 Conclusions -- References -- False Sharing Detection in OpenMP Applications Using OMPT API -- 1 Introduction -- 2 Motivation -- 3 Related Work -- 4 OMPT- Application Programming Interface for Tools -- 5 Our Approach -- 5.1 OMPT for Capturing Unique Patterns -- 5.2 Hardware Performance Information -- 5.3 Binary Classifier for False Sharing Detection -- 5.4 Feature Selection -- 6 Experimentation and Results -- 6.1 Training Phase -- 6.2 Validation of the Approach -- 7 Conclusion and Future Work -- References.
Exception Handling with OpenMP in Object-Oriented Languages -- 1 Introduction -- 2 Related Work -- 3 Problem Overview -- 3.1 Current Situation -- 3.2 Problem Definition -- 4 Cancellations -- 5 Exception Handling -- 5.1 Overview of Categorization -- 5.2 Local Exception Handling -- 5.3 Global Exception Handling -- 6 Implementation -- 6.1 Adaptable Synchronization Barrier -- 6.2 Dynamic Work Redistribution -- 6.3 Exception from Synchronization Regions -- 6.4 Global Exception Throwing -- 7 Evaluation -- 7.1 Usability -- 7.2 Performance -- 8 Conclusion -- References -- Extensions -- On the Algorithmic Aspects of Using OpenMP Synchronization Mechanisms II: User-Guided Speculative Locks -- 1 Introduction -- 2 Related Work -- 3 User-Guided Locking API with TSX -- 3.1 Intel Transactional Synchronization Extensions -- 3.2 Using the User-Guided Locking API -- 4 Applying Intel TSX to the Test Code -- 4.1 A Brief Review of the Algorithm -- 4.2 The Role of TSX -- 5 Experimental Results -- 5.1 Convergence -- 5.2 Transactional Memory Statistics -- 5.3 Performance Measurement -- 6 Conclusions and Future Work -- References -- Using Transactional Memory to Avoid Blocking in OpenMP Synchronization Directives -- 1 Introduction -- 2 Avoiding Blocking in OpenMP -- 2.1 Critical Sections -- 2.2 Barrier/Taskwait -- 3 Evaluation -- 3.1 Experimental Setup -- 3.2 Results -- 4 Limitations and Related Work -- 5 Conclusion -- References -- A Case Study of OpenMP Applied to Map/Reduce-Style Computations -- 1 Introduction -- 2 Related Work -- 3 Map-Reduce Programming Model -- 3.1 Phoenix++ Implementation -- 3.2 OpenMP Facilities for Map/Reduce-Style Computations -- 4 OpenMP Implementations -- 4.1 Histogram -- 4.2 Linear Regression -- 4.3 K-Means Clustering -- 4.4 Word Count -- 4.5 String Match -- 4.6 Matrix Multiply -- 4.7 Principal Component Analysis -- 5 Evaluation -- 5.1 Analysis.
5.2 Coding Style Comparison -- 5.3 Implications to OpenMP -- 6 Conclusion -- References -- Compiler and Runtime -- Enabling Region Merging Optimizations in OpenMP -- 1 Introduction -- 2 Region Merging and Control -- 2.1 Region Merging Validity in OpenMP -- 2.2 Syntax Extensions to Support Merging -- 3 Results and Evaluation -- 3.1 Back to Back Regions -- 3.2 Parallel Regions with Intervening Serial Regions -- 3.3 Lulesh -- 4 Related Work -- 5 Conclusion -- References -- Towards Task-Parallel Reductions in OpenMP -- 1 Introduction -- 2 Related Work -- 3 Discussion -- 3.1 Updates of a Reduction Variable Outside a Reduction Context -- 3.2 Over-Specifying the Reduction Identifier -- 3.3 Supporting Untied Tasks -- 3.4 Supporting Nested Taskgroups -- 3.5 Cancellation, Dependencies and Merged Tasks -- 4 Syntax Additions -- 5 Evaluation -- 5.1 System Environment -- 5.2 Benchmark Descriptions -- 5.3 Performance Results on Intel Xeon Processors -- 5.4 Performance Results on Intel Xeon Phi Coprocessors -- 6 Conclusions and Future Work -- References -- OpenMP 4.0 Device Support in the OMPi Compiler -- 1 Introduction -- 2 Background -- 3 Compiler Transformations -- 3.1 Target Data -- 3.2 Target -- 3.3 Declare Target -- 4 Runtime Support -- 4.1 Data Environment Handling -- 5 The Epiphany Accelerator as a Device -- 5.1 Runtime Organization -- 5.2 Experiments -- 6 Discussion and Current Status -- References -- Energy -- Application-Level Energy Awareness for OpenMP -- 1 Introduction -- 2 Motivation -- 3 OpenMPE -- 4 Compilation and Runtime System -- 5 Evaluation -- 6 Related Work -- 7 Conclusion and Future Work -- References -- Evaluating the Energy Consumption of OpenMP Applications on Haswell Processors -- 1 Introduction -- 2 Related Works -- 3 Basic Characteristics -- 3.1 Energy-Saving Features of Haswell -- 3.2 Load-Dependent Behavior -- 4 Optimization Steps.
4.1 Wait Strategies -- 4.2 Iterative Clock Adjustment -- 4.3 Evaluation -- 5 Conclusion -- References -- Parallelization Methods for Hierarchical SMP Systems -- 1 Introduction -- 2 The Test Code -- 3 SIMD Building Blocks -- 4 Nested Threading -- 5 Code Variants -- 5.1 Baseline -- 5.2 Hand Decomposed -- 5.3 Nested Parallelism -- 5.4 Hand Nested -- 5.5 Crew and Teams -- 5.6 SBB -- 6 Performance Experiments -- 7 Conclusions and Future Work -- References -- Supporting Indirect Data Mapping in OpenMP 敳敲癥搠䁤 㴀 ⨀䁬整䁴潫敮 ⴀ㘀瀀 -- 1 Introduction -- 2 The OpenMP 4.0 Data Environment -- 2.1 Mapping Syntax -- 2.2 Presence -- 3 Map Refinements -- 3.1 Data only Array Sections -- 3.2 Type-Based Implicit Mappings -- 4 Clause Grouping and Binding -- 5 Conclusion -- References -- Author Index.
Record Nr. UNISA-996466296603316
Cham : , : Springer International Publishing : , : Imprint : Springer, , 2015
Materiale a stampa
Lo trovi qui: Univ. di Salerno
Opac: Controlla la disponibilità qui
OpenMP: Heterogenous Execution and Data Movements : 11th International Workshop on OpenMP, IWOMP 2015, Aachen, Germany, October 1-2, 2015, Proceedings / / edited by Christian Terboven, Bronis R. de Supinski, Pablo Reble, Barbara M. Chapman, Matthias S. Müller
OpenMP: Heterogenous Execution and Data Movements : 11th International Workshop on OpenMP, IWOMP 2015, Aachen, Germany, October 1-2, 2015, Proceedings / / edited by Christian Terboven, Bronis R. de Supinski, Pablo Reble, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2015.]
Pubbl/distr/stampa Cham : , : Springer International Publishing : , : Imprint : Springer, , 2015
Descrizione fisica 1 online resource (XI, 274 p. 146 illus. in color.)
Disciplina 004
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Programming languages (Electronic computers)
Computer system failures
Computer hardware
Algorithms
Software engineering
Processor Architectures
Programming Languages, Compilers, Interpreters
System Performance and Evaluation
Computer Hardware
Algorithm Analysis and Problem Complexity
Software Engineering
ISBN 3-319-24595-3
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Intro -- Preface -- Organization -- Contents -- Applications -- PAGANtec: OpenMP Parallel Error Correction for Next-Generation Sequencing Data -- 1 Introduction -- 2 Related Work -- 2.1 k-mer Graph and Error Correction -- 2.2 Parallelization Options -- 3 PAGANtec Architecture -- 3.1 Graph Structure -- 3.2 Correction Strategies -- 3.3 Correcting Errors -- 4 Parallelization -- 4.1 Performance Analysis -- 5 Conclusion -- References -- Composing Low-Overhead Scheduling Strategies for Improving Performance of Scientific Applications -- 1 Introduction -- 2 Scheduling Strategies -- 3 Techniques for Composing Scheduling Strategies -- 3.1 uSched -- 3.2 slackSched -- 3.3 vSched -- 3.4 ComboSched -- 4 Code Transformation -- 5 Results -- 6 Related Work -- 7 Conclusions -- References -- Exploiting Fine- and Coarse-Grained Parallelism Using a Directive Based Approach -- 1 Introduction -- 2 Related Work -- 3 Background: OpenMP Accelerator Model -- 4 An Offloading Model for a Cluster -- 4.1 Definitions -- 4.2 Execution Model -- 4.3 Memory Model -- 5 Implementation -- 5.1 Runtime Support -- 6 Preliminary Results -- 7 Discussion -- 8 Conclusions -- References -- Accelerator Applications -- Experiences of Using the OpenMP Accelerator Model to Port DOE Stencil Applications -- 1 Introduction -- 2 OpenMP 4.0's Accelerator Support -- 3 Applications -- 4 Porting to GPUs -- 4.1 Baseline Performance on CPU and GPU -- 4.2 Increasing Parallelism -- 4.3 Loop Scheduling -- 4.4 Exploiting Memory Hierarchy -- 4.5 Reducing Memory Movement Between Host and Device -- 4.6 Manual Tuning for GPU Performance -- 4.7 Productivity -- 5 Related Work -- 6 Discussion and Future Work -- References -- Evaluating the Impact of OpenMP 4.0 Extensions on Relevant Parallel Workloads -- 1 Introduction and Motivation -- 2 Application Parallelization -- 2.1 Facesim -- 2.2 Fluidanimate.
2.3 Streamcluster -- 3 Evaluation -- 3.1 Performance Evaluation -- 3.2 Programmability -- 4 Related Work -- 5 Conclusions -- References -- First Experiences Porting a Parallel Application to a Hybrid Supercomputer with OpenMP 4.0 Device Constructs -- 1 Introduction -- 2 OpenMP Device Constructs -- 2.1 Data Regions -- 3 A High Level View of the Porting Method -- 3.1 Fusing Local Data Regions -- 4 Porting NekBone -- 5 Conclusions -- References -- Tools -- Lessons Learned from Implementing OMPD: A Debugging Interface for OpenMP -- 1 Introduction -- 2 Prior Work -- 3 The OpenMP Debugging Interface -- 3.1 OMPT: A Runtime Interface for OpenMP Tools -- 3.2 Why Distinguish OMPD from OMPT? -- 3.3 The OMPD Architecture -- 4 Use Cases of OMPD -- 4.1 OpenMP-Aware Stack Trace -- 4.2 Stepping in and Out of a Parallel Region -- 5 OMPD Callback Interface -- 5.1 Functions for Operating System Interaction -- 5.2 Resolving Structures for Target Architecture -- 5.3 Access Application Memory -- 5.4 Debugger's Context Argument -- 6 OMPD API Function Specifications -- 6.1 Providing Information on Compatible Runtime Library -- 6.2 API Specification for Breakpoints -- 6.3 Missing Function to Identify Master -- 7 Future Challenges -- 7.1 Context Pointer for Accelerators -- 7.2 Addressing Accelerator Threads -- 7.3 Return Codes -- 8 Conclusions -- References -- False Sharing Detection in OpenMP Applications Using OMPT API -- 1 Introduction -- 2 Motivation -- 3 Related Work -- 4 OMPT- Application Programming Interface for Tools -- 5 Our Approach -- 5.1 OMPT for Capturing Unique Patterns -- 5.2 Hardware Performance Information -- 5.3 Binary Classifier for False Sharing Detection -- 5.4 Feature Selection -- 6 Experimentation and Results -- 6.1 Training Phase -- 6.2 Validation of the Approach -- 7 Conclusion and Future Work -- References.
Exception Handling with OpenMP in Object-Oriented Languages -- 1 Introduction -- 2 Related Work -- 3 Problem Overview -- 3.1 Current Situation -- 3.2 Problem Definition -- 4 Cancellations -- 5 Exception Handling -- 5.1 Overview of Categorization -- 5.2 Local Exception Handling -- 5.3 Global Exception Handling -- 6 Implementation -- 6.1 Adaptable Synchronization Barrier -- 6.2 Dynamic Work Redistribution -- 6.3 Exception from Synchronization Regions -- 6.4 Global Exception Throwing -- 7 Evaluation -- 7.1 Usability -- 7.2 Performance -- 8 Conclusion -- References -- Extensions -- On the Algorithmic Aspects of Using OpenMP Synchronization Mechanisms II: User-Guided Speculative Locks -- 1 Introduction -- 2 Related Work -- 3 User-Guided Locking API with TSX -- 3.1 Intel Transactional Synchronization Extensions -- 3.2 Using the User-Guided Locking API -- 4 Applying Intel TSX to the Test Code -- 4.1 A Brief Review of the Algorithm -- 4.2 The Role of TSX -- 5 Experimental Results -- 5.1 Convergence -- 5.2 Transactional Memory Statistics -- 5.3 Performance Measurement -- 6 Conclusions and Future Work -- References -- Using Transactional Memory to Avoid Blocking in OpenMP Synchronization Directives -- 1 Introduction -- 2 Avoiding Blocking in OpenMP -- 2.1 Critical Sections -- 2.2 Barrier/Taskwait -- 3 Evaluation -- 3.1 Experimental Setup -- 3.2 Results -- 4 Limitations and Related Work -- 5 Conclusion -- References -- A Case Study of OpenMP Applied to Map/Reduce-Style Computations -- 1 Introduction -- 2 Related Work -- 3 Map-Reduce Programming Model -- 3.1 Phoenix++ Implementation -- 3.2 OpenMP Facilities for Map/Reduce-Style Computations -- 4 OpenMP Implementations -- 4.1 Histogram -- 4.2 Linear Regression -- 4.3 K-Means Clustering -- 4.4 Word Count -- 4.5 String Match -- 4.6 Matrix Multiply -- 4.7 Principal Component Analysis -- 5 Evaluation -- 5.1 Analysis.
5.2 Coding Style Comparison -- 5.3 Implications to OpenMP -- 6 Conclusion -- References -- Compiler and Runtime -- Enabling Region Merging Optimizations in OpenMP -- 1 Introduction -- 2 Region Merging and Control -- 2.1 Region Merging Validity in OpenMP -- 2.2 Syntax Extensions to Support Merging -- 3 Results and Evaluation -- 3.1 Back to Back Regions -- 3.2 Parallel Regions with Intervening Serial Regions -- 3.3 Lulesh -- 4 Related Work -- 5 Conclusion -- References -- Towards Task-Parallel Reductions in OpenMP -- 1 Introduction -- 2 Related Work -- 3 Discussion -- 3.1 Updates of a Reduction Variable Outside a Reduction Context -- 3.2 Over-Specifying the Reduction Identifier -- 3.3 Supporting Untied Tasks -- 3.4 Supporting Nested Taskgroups -- 3.5 Cancellation, Dependencies and Merged Tasks -- 4 Syntax Additions -- 5 Evaluation -- 5.1 System Environment -- 5.2 Benchmark Descriptions -- 5.3 Performance Results on Intel Xeon Processors -- 5.4 Performance Results on Intel Xeon Phi Coprocessors -- 6 Conclusions and Future Work -- References -- OpenMP 4.0 Device Support in the OMPi Compiler -- 1 Introduction -- 2 Background -- 3 Compiler Transformations -- 3.1 Target Data -- 3.2 Target -- 3.3 Declare Target -- 4 Runtime Support -- 4.1 Data Environment Handling -- 5 The Epiphany Accelerator as a Device -- 5.1 Runtime Organization -- 5.2 Experiments -- 6 Discussion and Current Status -- References -- Energy -- Application-Level Energy Awareness for OpenMP -- 1 Introduction -- 2 Motivation -- 3 OpenMPE -- 4 Compilation and Runtime System -- 5 Evaluation -- 6 Related Work -- 7 Conclusion and Future Work -- References -- Evaluating the Energy Consumption of OpenMP Applications on Haswell Processors -- 1 Introduction -- 2 Related Works -- 3 Basic Characteristics -- 3.1 Energy-Saving Features of Haswell -- 3.2 Load-Dependent Behavior -- 4 Optimization Steps.
4.1 Wait Strategies -- 4.2 Iterative Clock Adjustment -- 4.3 Evaluation -- 5 Conclusion -- References -- Parallelization Methods for Hierarchical SMP Systems -- 1 Introduction -- 2 The Test Code -- 3 SIMD Building Blocks -- 4 Nested Threading -- 5 Code Variants -- 5.1 Baseline -- 5.2 Hand Decomposed -- 5.3 Nested Parallelism -- 5.4 Hand Nested -- 5.5 Crew and Teams -- 5.6 SBB -- 6 Performance Experiments -- 7 Conclusions and Future Work -- References -- Supporting Indirect Data Mapping in OpenMP 敳敲癥搠䁤 㴀 ⨀䁬整䁴潫敮 ⴀ㘀瀀 -- 1 Introduction -- 2 The OpenMP 4.0 Data Environment -- 2.1 Mapping Syntax -- 2.2 Presence -- 3 Map Refinements -- 3.1 Data only Array Sections -- 3.2 Type-Based Implicit Mappings -- 4 Clause Grouping and Binding -- 5 Conclusion -- References -- Author Index.
Record Nr. UNINA-9910485022103321
Cham : , : Springer International Publishing : , : Imprint : Springer, , 2015
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Scaling OpenMP for Exascale Performance and Portability [[electronic resource] ] : 13th International Workshop on OpenMP, IWOMP 2017, Stony Brook, NY, USA, September 20–22, 2017, Proceedings / / edited by Bronis R. de Supinski, Stephen L. Olivier, Christian Terboven, Barbara M. Chapman, Matthias S. Müller
Scaling OpenMP for Exascale Performance and Portability [[electronic resource] ] : 13th International Workshop on OpenMP, IWOMP 2017, Stony Brook, NY, USA, September 20–22, 2017, Proceedings / / edited by Bronis R. de Supinski, Stephen L. Olivier, Christian Terboven, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2017.]
Pubbl/distr/stampa Cham : , : Springer International Publishing : , : Imprint : Springer, , 2017
Descrizione fisica 1 online resource (XI, 350 p. 116 illus.)
Disciplina 001.6404
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Programming languages (Electronic computers)
Special purpose computers
Logic design
Architecture, Computer
Computer programming
Processor Architectures
Programming Languages, Compilers, Interpreters
Special Purpose and Application-Based Systems
Logic Design
Computer System Implementation
Programming Techniques
ISBN 3-319-65578-7
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Advanced Implementations and Extensions -- OpenMP Application Studies -- Analyzing and Extending Tasking -- OpenMP 4 Application Evaluation -- Extended Parallelism Models: Performance Analysis and Tools -- Advanced Data Management with OpenMP.
Record Nr. UNISA-996466001903316
Cham : , : Springer International Publishing : , : Imprint : Springer, , 2017
Materiale a stampa
Lo trovi qui: Univ. di Salerno
Opac: Controlla la disponibilità qui
Scaling OpenMP for Exascale Performance and Portability : 13th International Workshop on OpenMP, IWOMP 2017, Stony Brook, NY, USA, September 20–22, 2017, Proceedings / / edited by Bronis R. de Supinski, Stephen L. Olivier, Christian Terboven, Barbara M. Chapman, Matthias S. Müller
Scaling OpenMP for Exascale Performance and Portability : 13th International Workshop on OpenMP, IWOMP 2017, Stony Brook, NY, USA, September 20–22, 2017, Proceedings / / edited by Bronis R. de Supinski, Stephen L. Olivier, Christian Terboven, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2017.]
Pubbl/distr/stampa Cham : , : Springer International Publishing : , : Imprint : Springer, , 2017
Descrizione fisica 1 online resource (XI, 350 p. 116 illus.)
Disciplina 001.6404
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Programming languages (Electronic computers)
Special purpose computers
Logic design
Architecture, Computer
Computer programming
Processor Architectures
Programming Languages, Compilers, Interpreters
Special Purpose and Application-Based Systems
Logic Design
Computer System Implementation
Programming Techniques
ISBN 3-319-65578-7
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Advanced Implementations and Extensions -- OpenMP Application Studies -- Analyzing and Extending Tasking -- OpenMP 4 Application Evaluation -- Extended Parallelism Models: Performance Analysis and Tools -- Advanced Data Management with OpenMP.
Record Nr. UNINA-9910484244903321
Cham : , : Springer International Publishing : , : Imprint : Springer, , 2017
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Shared Memory Parallel Programming with Open MP [[electronic resource] ] : 5th International Workshop on Open MP Application and Tools, WOMPAT 2004, Houston, TX, USA, May 17-18, 2004 / / edited by Barbara M. Chapman
Shared Memory Parallel Programming with Open MP [[electronic resource] ] : 5th International Workshop on Open MP Application and Tools, WOMPAT 2004, Houston, TX, USA, May 17-18, 2004 / / edited by Barbara M. Chapman
Edizione [1st ed. 2005.]
Pubbl/distr/stampa Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2005
Descrizione fisica 1 online resource (X, 154 p.)
Disciplina 005.2/75
Collana Theoretical Computer Science and General Issues
Soggetto topico Software engineering
Computer engineering
Computer networks
Computer science
Computer science—Mathematics
Software Engineering
Computer Engineering and Networks
Theory of Computation
Mathematics of Computing
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Parallelization of General Matrix Multiply Routines Using OpenMP -- Performance Analysis of Hybrid OpenMP/MPI N-Body Application -- Performance and Scalability of OpenMP Programs on the Sun FireTM E25K Throughput Computing Server -- What Multilevel Parallel Programs Do When You Are Not Watching: A Performance Analysis Case Study Comparing MPI/OpenMP, MLP, and Nested OpenMP -- SIMT/OMP: A Toolset to Study and Exploit Memory Locality of OpenMP Applications on NUMA Architectures -- Dragon: A Static and Dynamic Tool for OpenMP -- The ParaWise Expert Assistant – Widening Accessibility to Efficient and Scalable Tool Generated OpenMP Code -- Automatic Scoping of Variables in Parallel Regions of an OpenMP Program -- An Evaluation of Auto-Scoping in OpenMP -- Structure and Algorithm for Implementing OpenMP Workshares -- Efficient Implementation of OpenMP for Clusters with Implicit Data Distribution -- Runtime Adjustment of Parallel Nested Loops.
Record Nr. UNISA-996466045603316
Berlin, Heidelberg : , : Springer Berlin Heidelberg : , : Imprint : Springer, , 2005
Materiale a stampa
Lo trovi qui: Univ. di Salerno
Opac: Controlla la disponibilità qui
Using and Improving OpenMP for Devices, Tasks, and More [[electronic resource] ] : 10th International Workshop on OpenMP, IWOMP 2014, Salvador, Brazil, September 28-30, 2014. Proceedings / / edited by Luiz DeRose, Bronis R. de Supinski, Stephen L. Olivier, Barbara M. Chapman, Matthias S. Müller
Using and Improving OpenMP for Devices, Tasks, and More [[electronic resource] ] : 10th International Workshop on OpenMP, IWOMP 2014, Salvador, Brazil, September 28-30, 2014. Proceedings / / edited by Luiz DeRose, Bronis R. de Supinski, Stephen L. Olivier, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2014.]
Pubbl/distr/stampa Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014
Descrizione fisica 1 online resource (X, 231 p. 108 illus.)
Disciplina 005.275
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Programming languages (Electronic computers)
Computer system failures
Computer hardware
Algorithms
Processor Architectures
Programming Languages, Compilers, Interpreters
System Performance and Evaluation
Computer Hardware
Algorithm Analysis and Problem Complexity
ISBN 3-319-11454-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Tasking models and their optimization -- Understanding and verifying correctness of OpenMP programs -- OpenMP memory extensions -- Extensions for tools and locks -- Experiences with OpenMP device constructs.
Record Nr. UNISA-996199683303316
Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014
Materiale a stampa
Lo trovi qui: Univ. di Salerno
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Using and Improving OpenMP for Devices, Tasks, and More : 10th International Workshop on OpenMP, IWOMP 2014, Salvador, Brazil, September 28-30, 2014. Proceedings / / edited by Luiz DeRose, Bronis R. de Supinski, Stephen L. Olivier, Barbara M. Chapman, Matthias S. Müller
Using and Improving OpenMP for Devices, Tasks, and More : 10th International Workshop on OpenMP, IWOMP 2014, Salvador, Brazil, September 28-30, 2014. Proceedings / / edited by Luiz DeRose, Bronis R. de Supinski, Stephen L. Olivier, Barbara M. Chapman, Matthias S. Müller
Edizione [1st ed. 2014.]
Pubbl/distr/stampa Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014
Descrizione fisica 1 online resource (X, 231 p. 108 illus.)
Disciplina 005.275
Collana Programming and Software Engineering
Soggetto topico Microprocessors
Programming languages (Electronic computers)
Computer system failures
Computer hardware
Algorithms
Processor Architectures
Programming Languages, Compilers, Interpreters
System Performance and Evaluation
Computer Hardware
Algorithm Analysis and Problem Complexity
ISBN 3-319-11454-9
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Tasking models and their optimization -- Understanding and verifying correctness of OpenMP programs -- OpenMP memory extensions -- Extensions for tools and locks -- Experiences with OpenMP device constructs.
Record Nr. UNINA-9910483599503321
Cham : , : Springer International Publishing : , : Imprint : Springer, , 2014
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui