start Zipkin: java -jar zipkin.jar
Zipkin Web UI: http://localhost:9411
start Jaedger: jaeger-all-in-one --collector.zipkin.host-port=:9411
Jaeger Web UI: http://localhost:16686
opencensus zipkin : https://opencensus.io/quickstart/go/tracing/
jaedger : https://pkg.go.dev/contrib.go.opencensus.io/exporter/jaeger