diff --git a/src/views/perfManage/kpiKeyTarget/index.vue b/src/views/perfManage/kpiKeyTarget/index.vue
index dc48de65..a4798631 100644
--- a/src/views/perfManage/kpiKeyTarget/index.vue
+++ b/src/views/perfManage/kpiKeyTarget/index.vue
@@ -208,8 +208,8 @@ const rangePicker = reactive<RangePicker>({
   ...Object.fromEntries(networkElementTypes.value.map(type => [
     type,
     [
-      dayjs().startOf('hour').valueOf().toString(),  // 当前小时内
-      dayjs().endOf('hour').valueOf().toString()
+      dayjs().subtract(1, 'hour').startOf('hour').valueOf().toString(), // 上一小时开始
+      dayjs().startOf('hour').add(1, 'hour').valueOf().toString(), // 当前小时结束
     ]
   ])) as Record<AllChartType, [string, string]>,
   placeholder: [t('views.monitor.monitor.startTime'), t('views.monitor.monitor.endTime')] as [string, string],
@@ -336,7 +336,7 @@ const fetchData = async (type: AllChartType) => {
       endTime,
       sortField: 'timeGroup',
       sortOrder: 'desc',
-      interval: 5,
+      interval: 60*15,
     });
 
     if (res.code === RESULT_CODE_SUCCESS && Array.isArray(res.data)) {