Enable sidecar injection

Enable automatic Envoy sidecar injection for a namespace

kubectl label namespace default istio-injection=enabled

More istio commands

Check proxy status

istioctl proxy-status

Get sync status of all Envoy proxies in the mesh
Analyze config

istioctl analyze

Analyze Istio configuration for potential issues
View Envoy config

istioctl proxy-config all deploy/myapp

Show complete Envoy proxy config for a deployment
Traffic routing — VirtualService

kubectl apply -f virtualservice.yaml

Apply a VirtualService to define traffic routing rules
Traffic routing — DestinationRule

kubectl apply -f destinationrule.yaml

Apply a DestinationRule to define load balancing and circuit breaker policies