update

server/workerManager.go

@@ -402,7 +402,7 @@ func (wm *WorkerManager) manageWorker(worker *Worker) error {
 				"success":       result.IsSuccessed,
 				"result code":   result.TaskExecuteCode,
 				"duration":      result.TaskExecuteDuration / 1000,
-				"result length": result.TaskResultBody,
+				"result length": len(result.TaskResultBody),
 			}).Info("got result from worker")
 			if result.TaskExecuteCode == 303 {
 				log.WithField("result data", result.TaskResultBody).WithField("task", result.TaskId).Info("got worker result body")