Kubernetes - Service Mesh
You want to apply a traffic routing rule in Istio to send 80% of traffic to version v1 and 20% to version v2 of a service. Which Istio resource should you configure?
You want to apply a traffic routing rule in Istio to send 80% of traffic to version v1 and 20% to version v2 of a service. Which Istio resource should you configure?
hard📝 Workflow Q8 of 15
Step-by-Step Solution
Solution:
Step 1: Identify resource for traffic routing
VirtualService defines traffic routing rules including traffic splits.Step 2: Differentiate from other resources
DestinationRule configures policies for destinations, Gateway manages ingress, ServiceEntry adds external services.Final Answer:
VirtualService -> Option DQuick Check:
Traffic routing uses VirtualService [OK]
Quick Trick: Use VirtualService to split traffic between versions [OK]
Common Mistakes:
- Using DestinationRule for routing
- Confusing Gateway with routing rules
- Misusing ServiceEntry
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