Aug 10, 2026 · Cloud Native

How to Deploy Docker Images Offline Without Downtime: A Complete Enterprise Solution

This article presents a production‑grade, step‑by‑step solution for offline Docker image distribution in enterprise environments, covering OCI image fundamentals, layer reuse, digest‑based governance, a multi‑domain architecture with Harbor, Skopeo, Crane and Trivy, and practical scripts for building, exporting, validating, importing, and pre‑warming images across large Kubernetes clusters while ensuring security, compliance, and high‑concurrency performance.

CraneDockerHarbor

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How to Deploy Docker Images Offline Without Downtime: A Complete Enterprise Solution

Tencent Cloud Developer

Nov 21, 2022 · Operations

DSP Algorithm Principles and Application in Crane Predictive Autoscaling

The article details how Tencent Cloud’s Crane predictive autoscaling leverages a digital signal processing pipeline—transforming Prometheus time‑series data via Fourier analysis, using DFT/FFT to identify periodic patterns, predict load with IFFT, and configure margins, thresholds, and spectrum parameters to overcome HPA’s reactive limits.

Cloud Native AutoscalingCraneFast Fourier Transform

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DSP Algorithm Principles and Application in Crane Predictive Autoscaling