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 Chimerа 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.

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.