CuraDevOps

Plan active

Docker 29 switches default image store to containerd for new installs

2026-10-16 15:05 UTC · HN (docker) · read the source ↗ #docker#containerd#container-runtime
  • Platform/SRE — Plan: New Docker 29 installs default to the containerd image store, which has different behavior for image layering, multi-platform support, and tooling compatibility; review and test before rolling out Docker 29 on new nodes or golden AMIs to avoid unexpected differences from existing hosts still on the legacy store.
  • CI/CD — Plan: Any CI runner provisioning that installs Docker 29 fresh will get the containerd image store by default, which may affect build caching behavior and image layer handling; audit runner provisioning scripts and validate build pipelines against Docker 29 before upgrading runner images.
  • Leader — Skip
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