#ecr

Explanation 1

  • Updated 2026-06-02

    ECR Pull-Through Cache

    The ECR Pull-Through Cache (PTC) is an AWS-managed feature that transparently mirrors container images from upstream public registries into your own Amazon ECR. Skyscrapers uses it to guard your EKS clusters from upstream registry outages and rate limits, …

How-to guides 1

  • Updated 2026-06-02

    How-to use the ECR Pull-Through Cache

    This guide covers how to enable the ECR Pull-Through Cache for your clusters. The default tier (quay.io and registry.k8s.io) is fully managed by Skyscrapers; there is nothing for you to do. The opt-in tiers (docker.io, ghcr.io, registry.gitlab.com) require …

Changelog (2025) 1

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