Performance Analysis and Optimal Node-aware Communication for Enlarged Conjugate Gradient Methods

Keyphrases

• Conjugate Gradient Method 100%
• Performance Analysis 100%
• Krylov Methods 100%
• Optimal Node 100%
• Block Vector 100%
• Point-to-point Communication 66%
• Conjugate Gradient 66%
• System of Linear Equations 33%
• Parallel Performance 33%
• Efficiency Increase 33%
• Network Routing 33%
• Design Decisions 33%
• Performance Studies 33%
• Sparse Matrices 33%
• Low Computational 33%
• Communication Approaches 33%
• Expected Performance 33%
• Distributed Memory System 33%
• Collective Communication 33%
• Computational Workload 33%
• High Scalability 33%
• Synchronization Cost 33%
• Large Sparse Linear Systems 33%
• Block Matrix 33%
• Vector multiplication 33%
• Communication Calls 33%
• Initial Residual 33%

Computer Science

• Conjugate Gradient Method 100%
• Point-to-Point Communication 100%
• Performance Analysis 100%
• Conjugate Gradients 100%
• Linear Systems 50%
• Distributed Memory 50%
• Collective Communication 50%
• Vector Multiplication 50%
• Communication Technique 50%
• Multiplication Kernel 50%