OpenYurt: Kubernetes at the Edge

Shriira Press

Preface

Stretch Kubernetes to the edge. Manage many distributed, unreliably-connected edge sites from one cloud control plane — with edge autonomy that keeps sites working when disconnected.

Welcome to OpenYurt: Kubernetes at the Edge.

OpenYurt is the CNCF platform that extends Kubernetes to edge computing — letting a central cloud control plane manage edge nodes and workloads at many distributed, network-unreliable locations, with edge autonomy (nodes keep working when disconnected) and cloud-edge collaboration, non-intrusively (extending vanilla Kubernetes, no fork). This free book teaches it from the ground up: the edge computing problem and what OpenYurt is, edge computing and Kubernetes-at-the-edge concepts, OpenYurt's architecture (cloud and edge components), edge autonomy (YurtHub and offline operation), cloud-edge networking (the Yurt tunnel and Raven), node pools and workload management (YurtAppSet, YurtAppDaemon), edge traffic and topology (keeping traffic local), edge devices and IoT (managing devices through Kubernetes), deploying and operating OpenYurt, and using it in practice. Ten focused chapters with clear diagrams that make Kubernetes at the edge concrete — central management plus edge autonomy, so each site keeps working and serving locally when disconnected, across retail, manufacturing, telco, and IoT.

This title is part of the ShriIra library and is free to read in full, right here — our small contribution to making world-class knowledge easy to reach.

A note on reading it: open the Contents menu at the top of the reader to jump between chapters, use the Aa menu to set a comfortable text size, theme (light, sepia, or night), and single- or two-page layout. Your place is saved automatically, so you can always pick up where you left off.

We hope it serves you well.

— Shriira Press

Contents

  1. Chapter 1 — What OpenYurt Is
  2. Chapter 2 — Edge Computing and Kubernetes at the Edge
  3. Chapter 3 — OpenYurt Architecture
  4. Chapter 4 — Edge Autonomy
  5. Chapter 5 — Cloud-Edge Networking
  6. Chapter 6 — Node Pools and Workload Management
  7. Chapter 7 — Edge Traffic and Topology
  8. Chapter 8 — Edge Devices and IoT
  9. Chapter 9 — Deploying and Operating OpenYurt
  10. Chapter 10 — OpenYurt in Practice
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