diff --git a/net/gclient/gclient_tracing.go b/net/gclient/gclient_tracing.go
index ae2cbcae3..1fb75f2ff 100644
--- a/net/gclient/gclient_tracing.go
+++ b/net/gclient/gclient_tracing.go
@@ -51,7 +51,8 @@ func MiddlewareTracing(c *Client, r *http.Request) (response *Response, err erro
 	var (
 		ctx = r.Context()
 	)
-	// Mark this request is handled by server tracing middleware.
+	// Mark this request is handled by server tracing middleware,
+	// to avoid repeated handling by the same middleware.
 	if ctx.Value(tracingMiddlewareHandled) != nil {
 		return c.Next(r)
 	}
diff --git a/net/ghttp/ghttp_middleware_tracing.go b/net/ghttp/ghttp_middleware_tracing.go
index 6f2913447..e8bd18c89 100644
--- a/net/ghttp/ghttp_middleware_tracing.go
+++ b/net/ghttp/ghttp_middleware_tracing.go
@@ -43,7 +43,8 @@ func MiddlewareServerTracing(r *Request) {
 	var (
 		ctx = r.Context()
 	)
-	// Mark this request is handled by server tracing middleware.
+	// Mark this request is handled by server tracing middleware,
+	// to avoid repeated handling by the same middleware.
 	if ctx.Value(tracingMiddlewareHandled) != nil {
 		r.Middleware.Next()
 		return
diff --git a/net/gtrace/gtrace.go b/net/gtrace/gtrace.go
index 443e4adbd..495601d2e 100644
--- a/net/gtrace/gtrace.go
+++ b/net/gtrace/gtrace.go
@@ -12,6 +12,7 @@ import (
 	"os"
 	"strings"
 
+	"github.com/gogf/gf/v2/internal/intlog"
 	"go.opentelemetry.io/otel"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/propagation"
@@ -54,11 +55,13 @@ func init() {
 		tracingMaxContentLogSize = maxContentLogSize
 	}
 	CheckSetDefaultTextMapPropagator()
+	intlog.Printf(context.TODO(), `traceEnabled initialized as: %v`, traceEnabled)
 }
 
 // SetEnabled enables or disables the tracing feature.
 func SetEnabled(enabled bool) {
 	traceEnabled = enabled
+	intlog.Printf(context.TODO(), `traceEnabled SetEnabled: %v`, enabled)
 }
 
 // IsEnabled checks and returns if tracing feature is configured enabled.