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Self Healing Networks
LinkedIn’s Journey to SONiC and Beyond
Zaid Ali Kahn Head of Infrastructure Engineering LinkedIn
LinkedIn Platform
100M Job Applications every month
610 M Members across 200 countries
+ 35% y/y messages sent
13500 Online Learning courses
2 New Sign-ups per second
4M confirmed hires in last 12 months
The Old network
First step moving to Hyperscale Networks
Single “SKU” CLOS Design
• De-couple software from hardware
Network Disaggregation
• Enable multiple chipsets • Build or leverage modern Network Operating System (NOS) • Build a focused control plane
Rethinking the network stack
Leveraging a scalable NOS - SONiC
•
Containerized architecture
•
Scalable centralized Message-System infrastructure
•
Platform agnostic
•
ASIC-SDK and SAI
Reducing Protocols: Management Plane
Towards a Programmable Data Center
Self-Healing Use Case