In order to enable Spring Cloud Sleuth features for the application, just add the spring-cloud-starter-sleuth starter to the dependencies:
<dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-sleuth</artifactId></dependency>
After including this dependency, the format of the log entries generated by the application has been changed. You can see this as follows:
2017-12-30 00:21:31.639 INFO [order-service,9a3fef0169864e80,9a3fef0169864e80,false] 49212 --- [nio-8090-exec-6] p.p.s.order.controller.OrderController : Products found: [{"id":2,"name":"Test2","price":1500},{"id":9,"name":"Test9","price":2450}]2017-12-30 00:21:31.683 INFO [order-service,9a3fef0169864e80,9a3fef0169864e80,false] ...
