Istio
Istio is an open-source service mesh platform that provides traffic management, security, and observability for service-to-service communication.
Kubernetes in Action, Second Edition
Istio is an open-source service mesh platform that provides traffic management, security, and observability for services.
- How it is used
- Deploys a Kubernetes Gateway API provider and optionally supplies service-mesh capabilities for inter-service communication.
- How deep it goes
- Defines the two roles, installation workflow, controller relationship, namespace, and verification step without detailing service-mesh internals.
- Examples
- Uses istioctl installation, istiod pod verification, Gateway API CRDs, and GKE Gateway API enablement commands.
- What you can do after
- Operate/configure Istio as a Gateway API provider and verify its controller is ready to manage gateway resources.
Read how Kubernetes in Action, Second Edition explains Istio →
Platform Engineering on Kubernetes
Istio is an open-source service mesh platform that manages and secures communication between services and provides traffic-routing and observability features.
- How it is used
- Enables precise traffic routing for Kubernetes canary releases managed by Argo Rollouts.
- How deep it goes
- Explains percentage, header, and mirrored routing, but defers detailed Istio Virtual Service configuration.
- Examples
- Demonstrates 35% traffic mirroring to a 25%-scaled canary for matching GET requests.
- What you can do after
- Apply it via Argo Rollouts to test canaries with weighted, header-based, or mirrored production traffic.
Read how Platform Engineering on Kubernetes explains Istio →
Google Anthos in Action
Istio is an open-source service mesh that provides traffic management, security, and observability for distributed services.
- How it is used
- Organizes, secures, observes, and controls communication among distributed microservices.
- How deep it goes
- Defines the control plane and major capabilities but stops short of component architecture or configuration procedures.
- Examples
- Uses routing rules, retries, failover, fault injection, telemetry, rate limits, quotas, and service-to-service authentication.
- What you can do after
- Evaluate Istio as a platform for traffic management, security, observability, and policy enforcement across service environments.
Related concepts
- service meshkind of · A service mesh is an infrastructure layer that manages communication and cross-cutting concerns such as traffic control, security, and observability between distributed services.
- traffic managementuses · Traffic management is the coordinated control, routing, distribution, or shaping of moving flows through a system.
- automatic sidecar injectionuses · Automatic sidecar injection is the admission-time addition of a proxy sidecar to newly created pods based on cluster configuration.
- Argo Rolloutsused by · Argo Rollouts is an open-source Kubernetes controller that manages progressive delivery strategies, including canary and blue-green deployments.
- gateway apiimplements · The Kubernetes Gateway API is a networking standard for defining gateways, listeners, and traffic routing between external clients and cluster services.
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