~/talk

Practical experiences with OpenStack on OpenShift

Talkat DevConf.CZ 2025 · 2025-06-12..06-14· [open-source, kubernetes]
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slides:none on file

Deploys OpenStack 18 control plane inside an OpenShift cluster running on bare metal, using Metal3 + OpenStack bare metal operator, EDPM for data plane orchestration and Kubernetes jobs that run Ansible against nodes. Control plane bootstraps in about 4–5 minutes versus hours with older tooling; data plane is slower due to PXE, ironic inspection and firmware boots. Works end-to-end but exposes gotchas: opinionated networking, leaky config syntax, ODF storage requires host‑network workarounds, and data plane deployments are one‑off jobs you must not delete.

AI-written summary · about

  1. 0:00OpenStack on OpenShift intro
  2. 1:44Traditional vs modern OpenStack
  3. 5:00OpenStack control plane on OpenShift
  4. 8:10OpenStack on OpenShift architecture
  5. 9:57Data plane provisioning process
  6. 14:56Roso deployment benefits
  7. 19:15OpenShift Data Foundation storage
  8. 22:07Roso deployment challenges
  9. 26:45GitOps and data plane limits
  10. 27:30Debugging Roso environments
  11. 28:54Roso configuration pitfalls
  12. 31:01Future Roso improvements
  13. 32:30Roso conclusion
  14. 33:15Q&A
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