- What is Istio and why is it used in microservices architectures?
- What are the main components of Istio?
- How does Istio manage traffic between microservices?
- Explain the role of Istio’s Envoy proxy.
- What is Istio’s sidecar pattern?
- How does Istio handle service discovery?
- What is Istio's traffic management capability?
- How does Istio implement circuit breaking?
- What are Istio’s capabilities for load balancing?
- How does Istio support retries and timeouts?
- What is Istio’s policy and telemetry system?
- Explain how Istio enables observability in microservices?
- What metrics can Istio collect?
- How does Istio implement distributed tracing?
- What role does Istio play in enforcing security in a service mesh?
- How can Istio handle mTLS for service-to-service communication?
- Explain how Istio manages role-based access control (RBAC).
- How does Istio handle authorization and authentication?
- What is Istio’s virtual service and destination rule?
- How do you define Istio’s routing rules?
- What is the purpose of Istio’s service entries?
- How does Istio manage ingress and egress traffic?
- What is Istio’s ingress gateway, and how is it configured?
- What is the difference between Istio’s ingress gateway and egress gateway?
- What are Istio’s secrets management capabilities?
- How does Istio’s sidecar proxy enhance security?
- What is the purpose of Istio’s control plane and data plane?
- What is the role of the Istio Pilot component?
- What is Istio’s Galley component used for?
- How does Istio’s Citadel component work?
- How does Istio’s Mixer component handle telemetry and policy enforcement?
- What are the steps to deploy Istio in a Kubernetes cluster?
- How does Istio manage application-level traffic monitoring?
- What are the advantages of using Istio in multi-cluster deployments?
- How do you configure Istio’s metrics and logs collection?
- What are the key differences between Istio and other service meshes like Linkerd and Consul?
- How does Istio handle failures and retries in service communication?
- What is Istio’s workload entry?
- How do you use Istio’s traffic mirroring feature?
- What is Istio’s concept of a gateway and how is it implemented?
- How does Istio handle application-level encryption?
- What are the benefits of Istio’s end-to-end encryption?
- Explain Istio’s capability to perform A/B testing for traffic splitting.
- How does Istio help in performing blue-green deployments?
- What are the use cases of Istio’s request-level routing?
- How do you configure Istio’s request and response transformation features?
- What is the role of Istio’s peer authentication policy?
- How does Istio manage rate limiting and traffic shaping?
- Explain Istio’s concept of a service mesh control plane and data plane?
- What is Istio’s secret management policy?
- How does Istio handle application performance monitoring?
- What are the different traffic policies that can be applied in Istio?
- Explain how Istio integrates with Kubernetes’ RBAC for access control.
- What is Istio’s connection pool and how does it help in managing microservices traffic?
- How does Istio handle fault injection in service communication?
- What is Istio’s service registry, and how does it work?
- What are Istio’s auditing capabilities?
- Explain how Istio’s VirtualService and DestinationRule resources can be used together for traffic management.
- What is the purpose of Istio’s EnvoyFilter?
- How does Istio support hybrid and multi-cloud architectures?
- What is the Istio Operator, and how does it help in managing Istio deployments?
- How does Istio handle upgrades and rollbacks?
- What is the role of Istio’s telemetry data and how is it integrated with monitoring tools?
- What are some common troubleshooting techniques in Istio?
- Explain how Istio can be used for canary deployments.
- What is Linkerd and what are its primary use cases?
- How does Linkerd differ from other service meshes like Istio or Consul?
- What are the key components of Linkerd?
- How does Linkerd enable observability in microservices architectures?
- Explain the concept of sidecar proxies in Linkerd.
- How does Linkerd provide traffic management for microservices?
- What is the role of the control plane in Linkerd?
- How does Linkerd handle retries and timeouts?
- What are the benefits of using Linkerd over a traditional API Gateway?
- Can Linkerd be used with non-Kubernetes environments?
- How does Linkerd perform traffic routing and load balancing?
- What are the different types of traffic policies you can configure in Linkerd?
- Explain how Linkerd provides security features like encryption and mTLS.
- What is the Linkerd proxy, and how does it work?
- What are the steps to install Linkerd in a Kubernetes cluster?
- How do you configure Linkerd for observability in your services?
- What metrics does Linkerd provide out-of-the-box for monitoring service health?
- Explain how you would troubleshoot Linkerd issues in a Kubernetes environment.
- How does Linkerd manage distributed tracing and visualization of request paths?
- How can you use Linkerd to implement circuit breakers in your applications?
- What is the Linkerd "dashboard," and how does it help in monitoring your services?
- How does Linkerd handle failures and ensure high availability of services?
- How does Linkerd simplify the configuration of Kubernetes ingress resources?
- How does Linkerd provide end-to-end encryption between microservices?
- What is the Linkerd CLI tool and how do you use it for troubleshooting?
- How do you configure Linkerd to handle service-to-service authentication and authorization?
- How do you configure Linkerd to work with external services?
- What are the benefits of using Linkerd’s automatic load balancing?
- How does Linkerd perform service discovery in a Kubernetes cluster?
- What are the limitations of Linkerd when used for multi-cluster communication?
- What is the Linkerd proxy model, and how does it handle inbound and outbound traffic?
- How can you configure and manage Linkerd’s TLS encryption settings?
- What role do Linkerd’s “profiles” play in traffic routing?
- What are the possible ways to monitor and visualize traffic in Linkerd?
- How does Linkerd provide automatic retries for failed requests?
- What metrics does Linkerd provide for service-level objectives (SLOs)?
- How does Linkerd handle pod-to-pod communication within Kubernetes?
- How do you scale Linkerd components in a Kubernetes cluster?
- How does Linkerd enforce security policies for microservices in a Kubernetes environment?
- How can you manage and upgrade Linkerd deployments in a Kubernetes cluster?
- What is Linkerd’s role in implementing zero-trust security within a Kubernetes environment?
- How does Linkerd implement fault tolerance for service-to-service communication?
- What is the Linkerd edge proxy, and how does it differ from the service proxy?
- Can you describe the steps to enable Linkerd’s automatic certificate management?
- How does Linkerd integrate with Prometheus for monitoring?
- How does Linkerd provide end-to-end visibility across services in a microservices architecture?
- What is the role of the `linkerd install` command in deploying Linkerd?
- How does Linkerd handle the deployment and management of service meshes across multiple clusters?
- How does Linkerd ensure high availability and fault tolerance for control plane components?
- How does Linkerd help reduce network latency in microservices communication?
- How does Linkerd integrate with Kubernetes Horizontal Pod Autoscaling (HPA)?
- Can Linkerd be used with virtual machines or does it only support containers?
