Kubernetes Limitations

kubernetes has some limitations. They result in our current setup, or policies or are builtin

  • total of about 2700 external services over all namespaces
  • total of about 1500 pods
  • service recovery on catastrophic node failure can take a minute even with optimized deployment sets (bgp timeouts)
  • no persistent storage
  • no external registry access (no dockerhub)
  • accessible from aco and campus network. Not citrix, lx-pool, etc
  • not high available (control plane, rbac)
  • no on-call duty

-- ChristophHandel - 04 Sep 2020
Topic revision: r2 - 07 Sep 2020, ChristophHandel
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