优化

internal/worker/task_scheduler.go

@@ -55,7 +55,7 @@ func (s *TaskScheduler) Start(ctx context.Context) error {
 				}
 			}
 		}
-		// GVA reports the number of rows read from the database, not only
+		// Report the number of rows read from the database, not only
 		// the enabled rows that were scheduled successfully.
 		s.logger.InfoContext(ctx, "定时任务加载完成", "task_count", len(items))
 	} else {
@@ -222,6 +222,13 @@ func (s *TaskScheduler) Subscribe(userID uint) chan []byte {
 	if s.subscribers[userID] == nil {
 		s.subscribers[userID] = map[chan []byte]struct{}{}
 	}
+	if len(s.subscribers[userID]) >= 10 {
+		for old := range s.subscribers[userID] {
+			delete(s.subscribers[userID], old)
+			close(old)
+			break
+		}
+	}
 	s.subscribers[userID][ch] = struct{}{}
 	s.subMu.Unlock()
 	return ch