diff --git a/example/trace/config.toml b/example/trace/config.toml
new file mode 100644
index 0000000000..2f1611ffb2
--- /dev/null
+++ b/example/trace/config.toml
@@ -0,0 +1,7 @@
+[jupiter.trace.jaeger]
+EnableRPCMetrics= true
+[jupiter.trace.jaeger.Reporter]
+LocalAgentHostPort = "127.0.0.1:6831"
+LogSpans = true
+[jupiter.trace.jaeger.Sampler]
+Param = 0.0001
\ No newline at end of file
diff --git a/example/trace/main.go b/example/trace/main.go
new file mode 100644
index 0000000000..b1d9580fdc
--- /dev/null
+++ b/example/trace/main.go
@@ -0,0 +1,85 @@
+// Copyright 2020 Douyu
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/douyu/jupiter/pkg/trace"
+
+	"github.com/douyu/jupiter"
+	"github.com/douyu/jupiter/pkg/xlog"
+)
+
+// run: go run main.go -config=config.toml
+type Engine struct {
+	jupiter.Application
+}
+
+func NewEngine() *Engine {
+	eng := &Engine{}
+	if err := eng.Startup(); err != nil {
+		xlog.Panic("startup", xlog.Any("err", err))
+	}
+	return eng
+}
+
+func main() {
+	app := NewEngine()
+
+	for k := 0; k < 10; k++ {
+		time.Sleep(time.Second)
+		traceTest()
+
+	}
+
+	if err := app.Run(); err != nil {
+		panic(err)
+	}
+}
+
+func traceTest() {
+	// 1. 从配置文件中初始化
+	process1 := func(ctx context.Context) {
+		span, ctx := trace.StartSpanFromContext(ctx, "process1")
+		defer span.Finish()
+		// todo something
+		time.Sleep(time.Second)
+		fmt.Println("finish", "process1")
+
+	}
+
+	process2 := func(ctx context.Context) {
+		span, ctx := trace.StartSpanFromContext(ctx, "process2")
+		defer span.Finish()
+		process1(ctx)
+		time.Sleep(time.Second)
+		fmt.Println("finish", "process2")
+
+	}
+
+	process3 := func(ctx context.Context) {
+		span, ctx := trace.StartSpanFromContext(ctx, "process3")
+		defer span.Finish()
+		process2(ctx)
+		time.Sleep(time.Second)
+		fmt.Println("finish", "process3")
+	}
+
+	process3(context.Background())
+	return
+}
diff --git a/pkg/trace/jaeger/config.go b/pkg/trace/jaeger/config.go
index 357c7f25ab..d6fbd96803 100644
--- a/pkg/trace/jaeger/config.go
+++ b/pkg/trace/jaeger/config.go
@@ -40,7 +40,7 @@ type Config struct {
 }
 
 // StdConfig ...
-func StdConfig(name string) *Config {
+func StdConfig() *Config {
 	return RawConfig("jupiter.trace.jaeger")
 }
 
@@ -111,6 +111,8 @@ func (config *Config) Build(options ...jconfig.Option) opentracing.Tracer {
 		Headers:     config.Headers,
 		Tags:        config.tags,
 	}
+	xlog.Info("trace", xlog.Any("configuration", configuration))
+
 	tracer, closer, err := configuration.NewTracer(config.options...)
 	if err != nil {
 		if config.PanicOnError {