servicetalk-grpc-utils/src/main/java/io/servicetalk/grpc/utils/BiGrpcLifecycleObserver.java
servicetalk-http-utils/src/main/java/io/servicetalk/http/utils/BiHttpLifecycleObserver.java

servicetalk-grpc-utils/src/main/java/io/servicetalk/grpc/utils/LoggingGrpcLifecycleObserver.java
servicetalk-http-utils/src/main/java/io/servicetalk/http/utils/LoggingHttpLifecycleObserver.java