let$svr_cnt=`select count(distinct svr_ip,svr_port) from oceanbase.__all_virtual_ls_meta_table where role = 1 and ls_id in (select distinct ls_id from oceanbase.__all_tablet_to_ls where table_id = $table_id)`;
if($svr_cnt<=1){
--echo"ls leader not distributed to all server, check_ts=$check_ts, table_id=$table_id, ls_count=$ls_count"