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Group Communication in Datacenters
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Classroom Contents
Orca - Server-assisted Multicast for Datacenter Networks
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- 1 Intro
- 2 Group Communication in Datacenters
- 3 Multicast in Datacenter Networks Can benefit from multicast
- 4 Challenges of Multicast Forwarding in DCNS Large-scale multi-tenant environmen
- 5 Our Goal
- 6 Our Approach
- 7 Orca Labels
- 8 Orca: Leaf Labels • Leaf switch forwards multicast packets to Orca Agent
- 9 Orca: Source Label
- 10 Orca Architecture
- 11 Fault-tolerant Forwarding
- 12 Evaluation using Simulations A Leaf-spine topology with 27K hosts
- 13 Orca vs Elmo
- 14 Evaluation in a Testbed
- 15 Benefits of Orca to Applications
- 16 Agent Scalability
- 17 Conclusions Orca is an efficient multicast system for DCNS • The key idea is to move parts of forwarding to servers
