diff --git a/src/main/java/com/ycwl/basic/service/task/RenderJobPollingService.java b/src/main/java/com/ycwl/basic/service/task/RenderJobPollingService.java
index bfdb70e2..8444443f 100644
--- a/src/main/java/com/ycwl/basic/service/task/RenderJobPollingService.java
+++ b/src/main/java/com/ycwl/basic/service/task/RenderJobPollingService.java
@@ -51,9 +51,9 @@ public class RenderJobPollingService {
     private final MemberRelationRepository memberRelationRepository;
 
     /**
-     * 定时轮询间隔：5秒
+     * 定时轮询间隔：4秒
      */
-    private static final int POLL_INTERVAL_SECONDS = 5;
+    private static final int POLL_INTERVAL_SECONDS = 4;
 
     /**
      * 每次查询的最大记录数
@@ -62,9 +62,9 @@ public class RenderJobPollingService {
 
     /**
      * 定时轮询渲染作业状态
-     * 每5秒执行一次
+     * 每3秒执行一次
      */
-    @Scheduled(fixedDelay = 5000, initialDelay = 10000)
+    @Scheduled(fixedDelay = 3000)
     public void pollRenderJobs() {
         try {
             log.debug("[渲染轮询] 开始轮询渲染作业状态");
@@ -125,7 +125,8 @@ public class RenderJobPollingService {
             jobStatus = renderJobService.getJobStatus(renderJobId);
         } catch (Exception e) {
             log.warn("[渲染轮询] 查询作业状态失败, renderJobId: {}, error: {}", renderJobId, e.getMessage());
-            mappingMapper.incrementRetryCount(mapping.getId());
+            // 注：此处不调用incrementRetryCount，因为@Transactional会回滚
+            // 外层handleProcessError会负责增加重试次数
             throw e;
         }