diff --git a/dolphinscheduler-ui/src/locales/en_US/project.ts b/dolphinscheduler-ui/src/locales/en_US/project.ts
index 7a39752526..3d8d3349ad 100644
--- a/dolphinscheduler-ui/src/locales/en_US/project.ts
+++ b/dolphinscheduler-ui/src/locales/en_US/project.ts
@@ -249,7 +249,8 @@ export default {
     delete_task_validate_dependent_tasks_desc:
       'The downstream dependent tasks exists. You can not delete the task.',
     warning_delete_scheduler_dependent_tasks_desc:
-      'The downstream dependent tasks exists. Are you sure to delete the scheduler?'
+      'The downstream dependent tasks exists. Are you sure to delete the scheduler?',
+    warning_too_large_parallelism_number: 'The parallelism number is too large. It\'s better not to be over 10.'
   },
   task: {
     on_line: 'Online',
diff --git a/dolphinscheduler-ui/src/locales/zh_CN/project.ts b/dolphinscheduler-ui/src/locales/zh_CN/project.ts
index 50e0a821ef..85de0122fb 100644
--- a/dolphinscheduler-ui/src/locales/zh_CN/project.ts
+++ b/dolphinscheduler-ui/src/locales/zh_CN/project.ts
@@ -246,7 +246,8 @@ export default {
     delete_task_validate_dependent_tasks_desc:
       '下游存在依赖，你不能删除该任务.',
     warning_delete_scheduler_dependent_tasks_desc:
-      '下游存在依赖, 删除定时可能会对下游任务产生影响. 你确定要删除该定时嘛?'
+      '下游存在依赖, 删除定时可能会对下游任务产生影响. 你确定要删除该定时嘛?',
+    warning_too_large_parallelism_number: '并行度设置太大了, 最好不要超过10.',
   },
   task: {
     on_line: '线上',
diff --git a/dolphinscheduler-ui/src/views/projects/workflow/definition/components/start-modal.tsx b/dolphinscheduler-ui/src/views/projects/workflow/definition/components/start-modal.tsx
index 86d965b12d..eb75604ea3 100644
--- a/dolphinscheduler-ui/src/views/projects/workflow/definition/components/start-modal.tsx
+++ b/dolphinscheduler-ui/src/views/projects/workflow/definition/components/start-modal.tsx
@@ -503,13 +503,15 @@ export default defineComponent({
                   <NFormItem
                     label={t('project.workflow.parallelism')}
                     path='expectedParallelismNumber'
+                    feedback={t('project.workflow.warning_too_large_parallelism_number')}
+                    validationStatus={'warning'}
+                    showFeedback={parseInt(this.startForm.expectedParallelismNumber) > 10}
                   >
                     <NInputNumber
                       placeholder={t(
                         'project.workflow.please_enter_parallelism'
                       )}
                       v-model:value={this.startForm.expectedParallelismNumber}
-                      max='100'
                       min='1'
                     />
                   </NFormItem>