- Я использую Spring boot: 1.5.16
- Spring cloud: Edgware.RELEASE
- Java: 1.8
Мой сэмплер выглядит так:
@Bean
public Sampler sampler(){
return new AlwaysSampler();
}
В Эврике все выглядит хорошо: 
Но мойпроблема в том, что в Зипкине я вообще не вижу услуг.
Я нашел только журналы отладки, ошибок нет:
2018-09-18 05:15:53.831 DEBUG [reservation-client,,,] 3759 --- [io-9999-exec-10] o.s.c.sleuth.instrument.web.TraceFilter : Received a request to uri [/reservations] that should not be sampled [false]
2018-09-18 05:15:53.832 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.sleuth.instrument.web.TraceFilter : No parent span present - creating a new span
2018-09-18 05:15:53.832 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.web.TraceHandlerInterceptor : Handling span [Trace: 950c6b586ebb2d56, Span: 950c6b586ebb2d56, Parent: null, exportable:true]
2018-09-18 05:15:53.832 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.web.TraceHandlerInterceptor : Adding a method tag with value [writeReservation] to a span [Trace: 950c6b586ebb2d56, Span: 950c6b586ebb2d56, Parent: null, exportable:true]
2018-09-18 05:15:53.832 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.web.TraceHandlerInterceptor : Adding a class tag with value [ReservationApiGatewayRestController] to a span [Trace: 950c6b586ebb2d56, Span: 950c6b586ebb2d56, Parent: null, exportable:true]
2018-09-18 05:15:53.833 INFO [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] .e.r.ReservationApiGatewayRestController : VQ start sending!!!
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Processing message before sending it to the channel
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Parent span is [Trace: 950c6b586ebb2d56, Span: 950c6b586ebb2d56, Parent: null, exportable:true]
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Name of the span will be [message:output]
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,74b3c2b9366ff711,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Marking span with client send
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,74b3c2b9366ff711,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Completed sending and current span is [Trace: 950c6b586ebb2d56, Span: 74b3c2b9366ff711, Parent: 950c6b586ebb2d56, exportable:true]
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,74b3c2b9366ff711,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Marking span with client received
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,74b3c2b9366ff711,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Closing messaging span [Trace: 950c6b586ebb2d56, Span: 74b3c2b9366ff711, Parent: 950c6b586ebb2d56, exportable:true]
2018-09-18 05:15:53.833 DEBUG [reservation-client,950c6b586ebb2d56,74b3c2b9366ff711,true] 3759 --- [io-9999-exec-10] o.s.c.s.zipkin2.DefaultEndpointLocator : Span will contain serviceName [reservation-client]
2018-09-18 05:15:53.834 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.i.m.TraceChannelInterceptor : Messaging span [Trace: 950c6b586ebb2d56, Span: 74b3c2b9366ff711, Parent: 950c6b586ebb2d56, exportable:true] successfully closed
2018-09-18 05:15:53.834 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.sleuth.instrument.web.TraceFilter : Closing the span [Trace: 950c6b586ebb2d56, Span: 950c6b586ebb2d56, Parent: null, exportable:true] since the response was successful
2018-09-18 05:15:53.834 DEBUG [reservation-client,950c6b586ebb2d56,950c6b586ebb2d56,true] 3759 --- [io-9999-exec-10] o.s.c.s.zipkin2.DefaultEndpointLocator : Span will contain serviceName
Вопрос прост.Почему я ничего не вижу в Zipkin?Эти образцы написаны Джош Лонг.