This book constitutes the refereed proceedings of the 8th Russian Supercomputing Days on Supercomputing, RuSCDays 2022, which took place in Moscow, Russia, in September 2022.
The 49 full papers and 1 short paper presented in this volume were carefully reviewed and selected from 94 submissions. The papers are organized in the following topical sections: Supercomputer Simulation; HPC, BigData, AI: Architectures, Technologies, Tools; Distributed and Cloud Computing.
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Supercomputer Simulation.- A time-parallel ordinary differential equation solver with an adaptive step size: performance assessment.- Analysis and elimination of bottlenecks in parallel algorithm for solving global optimization problems.- Analysis of Parallel Algorithm Efficiency for Numerical Solution of Mass Transfer Problem in Fractured-Porous Reservoir.- Black-Scholes Option Pricing on Intel CPUs and GPUs: Implementation on SYCL and Optimization Techniques.- CFD Simulations on Hybrid Supercomputers: Gaining Experience and Harvesting Problems.- Development of Web Environment for Modeling the Processes of Macroscopic and Microscopic Levels for Solving Conjugate Problems of Heat and Mass Transfer.- Distributed Parallel Bootstrap Adaptive Algebraic Multigrid Method.- GPU-based Algorithm for Numerical Simulation of CO2 Sorption.- Heterogeneous Computing Systems in Problems of Modeling Filaments Formation and Pre-stellar Objects.- High-Performance Computing in Solving the Electron Correlation Problem.- Implementation of Discrete Element Method to the Simulation of Solid Materials Fracturing.- Information Entropy Initialized Concrete Autoencoder for Optimal Sensor Placement and Reconstruction of Geophysical Fields.- Microwave Radiometric Mapping of Broken Cumulus Cloud Fields from Space: Numerical Simulations.- Parallel Computations by the Grid-Characteristic Method on Chimer Computational Grids in 3D Problems of Railway Non-Destructive Testing.- Parallel Computing in Solving the Problem of Interval Multicriteria Optimization in Chemical Kinetics.- Parallel Efficiency of Monolithic and Fixed-strain Solution Strategies for Poroelasticity Problems.- Parallel Implementation of Fast 3D Travel Time Tomography for Depth-velocity Model Building in Seismic Exploration Problems.- Parallel Implementation of Multioperators-Based Scheme of the 16-th Order for Three-Dimensional Calculation of the Jet Flows.- Parallel Implementation of the Seismic Sources Recovery in Randomly Heterogeneous Media.- Performance Analysis of GPU-Based Code for Complex Plasma Simulation.- Performance Analysis of GPU-Based Code for Complex Plasma Simulation.- Quasi-one-dimensional Polarized Superfluids: a DMRG Study.- Sintering Simulation Using GPU-based Algorithm for the Samples with a Large Number of Grains.- Software Package for High-performance Computations in Airframe Assembly Modeling.- State-of-the-Art Molecular Dynamics Packages for GPU Computations: Performance, Scalability and Limitations.- Supercomputer Simulations of Turbomachinery Problems with Higher Accuracy on Unstructured Meshes.- Validation of Quantum-chemical Methods with the New COSMO2 Solvent Model.- HPC, BigData, AI: Architectures, Technologies, Tools.- Data-based Choice of the Training Dataset for the Numerical Dispersion Mitigation Neural Network.- Deep Machine Learning Investigation of Phase Transitions.- Educational and Research Project "Optimization of the Sugar Beet Processing Schedule".- Evaluation of the Angara Interconnect Prototype TCP/IP Software Stack: Implementation, Basic Tests and BeeGFS Benchmarks.- Fast Parallel Bellman-Ford-Moore Algorithm Implementation for Small Graphs.- Fast Parallel Bellman-Ford-Moore Algorithm Implementation for Small Graphs.- Overhead Analysis for Performance Monitoring Counters Multiplexing.- Regularization Approach for Accelerating Neural Architecture Search.- RICSR: A Modified CSR Format for Storing Sparse Matrices.- Root Causing MPI Workloads Imbalance Issues via Scalable MPI Critical Path Analysis.- Rust Language for GPU Programming.- Study of Scheduling Approaches for Batch Processing in Big Data Cluster.- System for Collecting Statistics on Power Consumption of Supercomputer Applications.- Teaching Advanced AI Development Techniques With a New Master's Program in Artificial Intelligence Engineering.- Teragraph Heterogeneous System for Ultra-Large Graph Processing.- Towards OpenUCX and GPUDirect Technology Support for the Angara Interconnect.- Wiki Representation and Analysis of Knowledge about Algorithms.- Distributed and Cloud Computing.- BOINC-based Volunteer Computing Projects: Dynamics and Statistics.- Desktop Grid as a Service concept.- Distributed Computing for Gene Network Expansion in R Environment.- Distributed Simulation of Supercomputer Model with Heavy Tails.- Ensuring Data Integrity Using Merkle Trees in Desktop Grid Systems.- Ensuring Data Integrity Using Merkle Trees in Desktop Grid Systems.- Optimization of the Workflow in a BOINC-Based Desktop Grid for Virtual Drug Screening.
