Scalability of Clos and Grid Networks

• Throughput versus network size

  • Random traffic
  • Systematic traffic
  • 64 byte packets

• Scalability

  • non-linear (Clos and 2D grid) under random traffic

• Throughput is smaller for the 2D grid topology

Number of Active Nodes

Network Throughput [Mbytes/s]

2D Grid & Clos

Systematic Traffic

2D Grid

Random Traffic

Clos

Random Traffic

8.1 Gbyte/s

4.7 Gbyte/s

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