Distributed Deep Learning Training

  1. Communication in Distributed Training
    1. Communication Fundamentals
      1. Latency Characteristics
        1. Bandwidth Requirements
          1. Communication Volume Analysis
            1. Computation-to-Communication Ratio
            2. Collective Communication Primitives
              1. Point-to-Point Operations
                1. Send and Receive
                  1. Blocking vs Non-blocking
                  2. One-to-Many Operations
                    1. Broadcast
                      1. Scatter
                      2. Many-to-One Operations
                        1. Gather
                          1. Reduce
                          2. Many-to-Many Operations
                            1. All-Gather
                              1. All-Reduce
                                1. All-to-All
                                  1. Reduce-Scatter
                                2. Communication Topologies
                                  1. Ring Topology
                                    1. Communication Patterns
                                      1. Scalability Properties
                                      2. Tree Topology
                                        1. Hierarchical Communication
                                          1. Latency Characteristics
                                          2. Mesh Topology
                                            1. Direct Connections
                                              1. Bandwidth Utilization
                                            2. Communication Backends
                                              1. NVIDIA Collective Communications Library
                                                1. GPU Optimization
                                                  1. Multi-GPU Support
                                                    1. Network Integration
                                                    2. Gloo Backend
                                                      1. CPU and GPU Support
                                                        1. Cross-Platform Compatibility
                                                        2. Message Passing Interface
                                                          1. Standardized Protocols
                                                            1. High-Performance Computing Integration
                                                            2. Backend Selection Criteria
                                                              1. Hardware Compatibility
                                                                1. Performance Benchmarking
                                                                  1. Feature Requirements

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                                                              4. Hybrid Parallelism Strategies

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                                                              6. Communication Optimization