ExaDEM & ExaNBody Documentation

ExaDEM Variant

• 1. ExaDEM Software
  • 1.1. Overview of ExaDEM
  • 1.2. ExaDEM Capabilities
  • 1.3. Default Execution Graph With ExaDEM
• 2. Installing ExaDEM
  • 2.1. Installation With CMake
    • 2.1.1. Minimal Requirements
    • 2.1.2. Optional Dependencies
    • 2.1.3. ExaDEM Installation
    • 2.1.4. Launch examples / ctest
  • 2.2. Installation With Spack
    • 2.2.1. Installing Spack
    • 2.2.2. Installing ExaDEM
  • 2.3. Running your simulation
    • 2.3.1. CMake
    • 2.3.2. Spack
  • 2.4. Adding Optional Packages:
    • 2.4.1. RSA
• 3. Test cases
  • 3.1. Example Using Spheres
    • 3.1.1. Example 1: Rotating drum
    • 3.1.2. Example 2: Rigid surface
    • 3.1.3. Example 3: Impose Velocity
    • 3.1.4. Example 4: Movable wall
    • 3.1.5. Example 5: Using an STL Mesh
    • 3.1.6. Example 6: Particle Generation With RSA Algorithm
    • 3.1.7. Example 7: Jet
    • 3.1.8. Example 8: Mirror Boundary Conditions
  • 3.2. Examples Using Polyhedra
    • 3.2.1. Example 1: Polyhedra Generation Frequency
    • 3.2.2. Example 2: Octahedra in a Rotating Drum
    • 3.2.3. Example 3: Hexapods in a Ball
    • 3.2.4. Example 4: Polyhedra With STL Mesh (Box)
    • 3.2.5. Example 5: Funnel
  • 3.3. Show-cases
    • 3.3.1. On a laptop or single node
    • 3.3.2. On a supercomputer
• 4. User Guide
  • 4.1. Spherical Particle
    • 4.1.1. Interaction / Contact
  • 4.2. Polyhedron
    • 4.2.1. Overview
    • 4.2.2. Shape
    • 4.2.3. Interaction / Contact
  • 4.3. Particle Fields
    • 4.3.1. Unified Field Operators
    • 4.3.2. Field Operators For All Particles
    • 4.3.3. Field Operators For Polyhedra
  • 4.4. Force Field
    • 4.4.1. Contact Force Laws
    • 4.4.2. Tangential Component
    • 4.4.3. Contact’s Law Operators
    • 4.4.4. External Forces
  • 4.5. Numerical Scheme
    • 4.5.1. Velocity Verlet Scheme
    • 4.5.2. Operators
  • 4.6. Drivers
    • 4.6.1. Quick Overview of Drivers
    • 4.6.2. Driver Descriptions
    • 4.6.3. I/O Drivers
    • 4.6.4. Advanced Operators
  • 4.7. Input/Output
    • 4.7.1. Configuration
    • 4.7.2. Checkpoint/Restart Operators
  • 4.8. Post Processings
    • 4.8.1. Dump Paraview For Polyhedra
    • 4.8.2. Dump Paraview With OBBs
    • 4.8.3. Dump Contact Network
    • 4.8.4. Dump Interaction Data
    • 4.8.5. Interaction Summary
    • 4.8.6. Global Stress Tensor
    • 4.8.7. Particle Counter
    • 4.8.8. Barycenter
  • 4.9. External Packages
    • 4.9.1. RSA_MPI package
• 5. Developer Guide
  • 5.1. ExaDEM Changelog
    • 5.1.1. Release Note
  • 5.2. Parallelization
    • 5.2.1. MPI Parallelization
    • 5.2.2. Thread Parallelization
    • 5.2.3. GPU Support
    • 5.2.4. Benchmarks
  • 5.3. Contributing Guide
    • 5.3.1. Using the issue tracker
    • 5.3.2. Bug reports
    • 5.3.3. Pull requests
    • 5.3.4. Pull request process
  • 5.4. Contributors
    • 5.4.1. Main developers
    • 5.4.2. Developers
• 6. Tutorials
  • 6.1. Polyhedra tutorials
    • 6.1.1. Build Your Rotating Drum Simulation With Hexapods And A Particle Generator
    • 6.1.2. Tutorial: Blade simulation
  • 6.2. Developers Tutorials
    • 6.2.1. Add Your Own mutator_field Operator

ExaNB Framework

• 1. ExaNBody: Framework for N-Body Simulations on HPC Platforms
  • 1.1. ExaDEM Variant
  • 1.2. ExaSPH Variant
  • 1.3. ExaSTAMP Variant
• 2. Installing ExaNB
• 3. N-Body Background
  • 3.1. N-body methods
  • 3.2. N-body simulation codes
• 4. Software stack of ExaNBody
  • 4.1. Software Stack Layers:
  • 4.2. Guidelines for operators:
• 5. Performance and portability
  • 5.1. Application level specialization
  • 5.2. Spatial domain decomposition and inter-process communications
  • 5.3. Intra-node parallelization API
  • 5.4. Particle data layout and auxiliary data structures
  • 5.5. Flexible and user friendly construction of N-Body simulations
• 6. Algorithm Patterns
  • 6.1. Block Parallel For
  • 6.2. Compute Cell Particles
  • 6.3. Reduce Cell Particles
  • 6.4. Compute Pair Interaction
• 7. List of Plugins
  • 7.1. DefBox
  • 7.2. Core features
  • 7.3. Logic
  • 7.4. AMR
  • 7.5. ParticleNeighbors
  • 7.6. GridCellParticles
  • 7.7. IO
  • 7.8. Extra Storage
  • 7.9. MPI
• 8. ExaNBody Command Lines
  • 8.1. Command line and input file interaction
  • 8.2. Commands ‘Help’ for your application
  • 8.3. Index of command line options to customize configuration block
  • 8.4. Tune your run with OpenMP
  • 8.5. Tune GPU execution options
  • 8.6. Profiling tools available in exaNBody
  • 8.7. Using Timers with MPI and GPU
  • 8.8. Debug features in exaNBody
• 9. Tutorials
  • 9.1. Add a new plugin
  • 9.2. Add a new operator
• 10. ExaNBody Publications:
• 11. Example for rst usage (math, code etc)
  • 11.1. Example of math citatiion :
  • 11.2. Example of math with latex as equation :
  • 11.3. Example of math with latex as inline text :
  • 11.4. Example of bash code :
  • 11.5. Example of cpp code :
  • 11.6. Example of yaml code :
  • 11.7. Example of simple figure :

Using exaNBody applications on Adastra

• 1. Installing ExaNB and Your application on Adastra
  • 1.1. Download sources
  • 1.2. Load your Environment:
  • 1.3. Configuration File Example
  • 1.4. Compilation:
  • 1.5. Compile And Run Your Application On Adastra
  • 1.6. Profiling tools: