选择ISTIO的理由

• Automatic load balancing for HTTP, gRPC, WebSocket, and TCP traffic.

• Fine-grained control of traffic behavior with rich routing rules, retries, failovers, and fault injection.

• A pluggable policy layer and configuration API supporting access controls, rate limits and quotas.

• Automatic metrics, logs, and traces for all traffic within a cluster, including cluster ingress and egress.

• Secure service-to-service communication in a cluster with strong identity-based authentication and authorization.