diff --git a/app.py b/app.py
index 6b0957f9..b3754ea4 100755
--- a/app.py
+++ b/app.py
@@ -11126,15 +11126,15 @@ def get_events_by_mainline():
                 event_concepts_map[event_id] = []
             event_concepts_map[event_id].append(concept)
 
-        app.logger.info(f'[mainline] 查询到 {len(related_concepts_query)} 条概念关联')
+        app.logger.warning(f'[mainline] 查询到 {len(related_concepts_query)} 条概念关联')
 
         # 调试：输出一些 related_concepts 的样本
         sample_concepts = list(set([c for _, c in related_concepts_query[:100]]))[:20]
-        app.logger.info(f'[mainline] related_concepts 样本: {sample_concepts}')
+        app.logger.warning(f'[mainline] related_concepts 样本: {sample_concepts}')
 
         # 调试：输出一些 hierarchy 的样本
         hierarchy_sample = list(concept_hierarchy_map.keys())[:20]
-        app.logger.info(f'[mainline] hierarchy 概念样本: {hierarchy_sample}')
+        app.logger.warning(f'[mainline] hierarchy 概念样本: {hierarchy_sample}')
 
         # ==================== 4. 按 lv2 分组事件 ====================
         mainline_groups = {}  # { lv2_id: { info: {...}, events: [...] } }
@@ -11215,7 +11215,14 @@ def get_events_by_mainline():
                 'mainlines': mainlines,
                 'total_events': len(events),
                 'mainline_count': len(mainlines),
-                'ungrouped_count': len(ungrouped_events)
+                'ungrouped_count': len(ungrouped_events),
+                # 调试信息
+                '_debug': {
+                    'hierarchy_count': len(concept_hierarchy_map),
+                    'hierarchy_sample': hierarchy_sample[:10],
+                    'related_concepts_sample': sample_concepts[:10],
+                    'related_concepts_count': len(related_concepts_query)
+                }
             }
         })