diff --git a/source/module/monitor_kernel_lib.c b/source/module/monitor_kernel_lib.c
index cdf369b..532fdb5 100644
--- a/source/module/monitor_kernel_lib.c
+++ b/source/module/monitor_kernel_lib.c
@@ -54,6 +54,23 @@ static int init_buffer(unsigned int buf_size) {
   return ret;
 }
 
+void diag_tsk(struct task_struct *p, variable_monitor_task *tsk_info,unsigned long *flags) {
+
+  diag_task_brief(p, &tsk_info->task);            // task brief
+  diag_task_user_stack(p, &tsk_info->user_stack); // user stack
+  diag_task_kern_stack(p, &tsk_info->kern_stack); // kernel stack
+  dump_proc_chains_argv(1, p, &mm_tree_struct,
+                        &tsk_info->proc_chains); // proc chains
+
+  diag_variant_buffer_spin_lock(&load_monitor_variant_buffer, *flags);
+  diag_variant_buffer_reserve(&load_monitor_variant_buffer,
+                              sizeof(variable_monitor_task));
+  diag_variant_buffer_write_nolock(&load_monitor_variant_buffer, &tsk_info,
+                                   sizeof(variable_monitor_task));
+  diag_variant_buffer_seal(&load_monitor_variant_buffer);
+  diag_variant_buffer_spin_unlock(&load_monitor_variant_buffer, *flags);
+}
+
 /// @brief clear all watch and reset kernel_wtimer_list/kernel_wtimer_num
 /// @param
 static void clear_all_watch(void) {
@@ -177,12 +194,14 @@ enum hrtimer_restart check_variable_cb(struct hrtimer *timer) {
   {
     struct task_struct *g, *p; // g: task group; p: task
     unsigned long flags;
-    variable_monitor_task tsk_info;
     unsigned long event_id = get_cycles();
-    variable_monitor_record vm_record = {.id = event_id,
-                                         .et_type = 1, //! todo event type
-                                         .tv = ktime_get_real(),
-                                         .threshold_record = {0}};
+
+    static variable_monitor_task tsk_info;
+    static variable_monitor_record vm_record;
+
+    vm_record.id = event_id;
+    vm_record.et_type = 1; //! todo event type
+    vm_record.tv = ktime_get_real();
 
     // printk("-------------------------------------\n");
     // printk("-------------watch monitor-----------\n");
@@ -206,21 +225,21 @@ enum hrtimer_restart check_variable_cb(struct hrtimer *timer) {
         tsk_info.et_type = 2; //! todo event type
         tsk_info.id = event_id;
         tsk_info.tv = vm_record.tv;
+        diag_tsk(p, &tsk_info, &flags);
+        // diag_task_brief(p, &tsk_info.task);            // task brief
+        // diag_task_user_stack(p, &tsk_info.user_stack); // user stack
+        // diag_task_kern_stack(p, &tsk_info.kern_stack); // kernel stack
+        // dump_proc_chains_argv(1, p, &mm_tree_struct,
+        //                       &tsk_info.proc_chains); // proc chains
 
-        diag_task_brief(p, &tsk_info.task);            // task brief
-        diag_task_user_stack(p, &tsk_info.user_stack); // user stack
-        diag_task_kern_stack(p, &tsk_info.kern_stack); // kernel stack
-        dump_proc_chains_argv(1, p, &mm_tree_struct,
-                              &tsk_info.proc_chains); // proc chains
-
-        diag_variant_buffer_spin_lock(&load_monitor_variant_buffer, flags);
-        diag_variant_buffer_reserve(&load_monitor_variant_buffer,
-                                    sizeof(variable_monitor_task));
-        diag_variant_buffer_write_nolock(&load_monitor_variant_buffer,
-                                         &tsk_info,
-                                         sizeof(variable_monitor_task));
-        diag_variant_buffer_seal(&load_monitor_variant_buffer);
-        diag_variant_buffer_spin_unlock(&load_monitor_variant_buffer, flags);
+        // diag_variant_buffer_spin_lock(&load_monitor_variant_buffer, flags);
+        // diag_variant_buffer_reserve(&load_monitor_variant_buffer,
+        //                             sizeof(variable_monitor_task));
+        // diag_variant_buffer_write_nolock(&load_monitor_variant_buffer,
+        //                                  &tsk_info,
+        //                                  sizeof(variable_monitor_task));
+        // diag_variant_buffer_seal(&load_monitor_variant_buffer);
+        // diag_variant_buffer_spin_unlock(&load_monitor_variant_buffer, flags);
       }
     }
     while_each_thread(g, p);