[FEAT MERGE]vos merge into master

Co-authored-by: ZenoWang <wzybuaasoft@163.com>
Co-authored-by: zhjc1124 <zhjc1124@gmail.com>
Co-authored-by: JiahuaChen <garfieldjia@qq.com>

src/share/ob_occam_thread_pool.h

@@ -341,6 +341,7 @@ private:
     int ret = OB_SUCCESS;
     ObFunction<void()> function;
     while (true) { // keep fetching task and do the task until thread pool is stopped
+      IGNORE_RETURN lib::Thread::update_loop_ts(ObTimeUtility::fast_current_time());
       bool is_stopped = false;
       {
         ObThreadCondGuard guard(cv_);