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CNCF [Cloud Native Computing Foundation]

Five Ways to Understand Kubernetes Networking for Performance-Intensive Workloads

CNCF [Cloud Native Computing Foundation] via YouTube

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Overview

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This talk compares Kubernetes Container Network Interface architectures using real-world benchmarks for demanding scientific computing and machine learning workloads. It discusses RDMA, SR-IOV, and accelerated OVN, with tests on bare-metal Kubernetes and Kubernetes over OpenStack VMs.

Syllabus

Intro
High Performance Computing (HPC)
Artificial Intelligence (AI)
AI & HPC - Network Considerations
Remote Direct Memory Access - RDMA
OVN Kubernetes
Single Root I/O Virtualization (SR-IOV)
Legacy OVS / OVN Challenges
Lab Set-Up: K8s Bare Metal
Lab Set-Up: K8s Over OpenStack VM
Test Scenarios
Iperf 2 - TCP Throughput Benchmark
Calico vs Acc OVN: CPU load during test
Accelerated OVN: Flow offloads during test
Intel MPI Benchmarks - PingPong
Computational Fluid Dynamics - OpenFOAM
Genome Sequencing - Basecalling benchmark

Taught by

CNCF [Cloud Native Computing Foundation]

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