~/lightning

Lightning Talk: Benchmarking Your Distributed ML Training on the K8s Platform

name:Liang Yan
links:none on file
slides:none on file

A Kubernetes-native benchmark for distributed ML training that automates environment control (PVC, daemonset kernel/config tweaks), launches MPI jobs and collects runtime and postmortem metrics to find real cluster issues — e.g. firmware updates causing ~10% throughput drops and single GPUs dragging a 1,000‑GPU fleet by ~5%. Built as a lightweight operator using Argo Workflows, MPI Operator, and telemetry via Prometheus + Grafana + DCGM, with Torch Profiler/TensorBoard integration; currently runs Megatron and GPT workloads and is partly open source and usable.

AI-written summary · about

  1. 0:00Distributed ML benchmarking intro
  2. 1:27Distributed ML platforms background
  3. 3:16GPU cluster challenges
  4. 5:28Controlled benchmarking need
  5. 6:32Existing tools evaluation
  6. 8:47New tool design
  7. 10:58Current status and future
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