.01 sec)
MySQL [oceanbase]> show parameters like ‘server_permanent_offline_time’;
±------±---------±-------------±---------±------------------------------±----------±------+
| zone | svr_type | svr_ip | svr_port | name | data_type | value |
±------±---------±-------------±---------±------------------------------±----------±------+
| zone1 | observer | 10.11.253.64 | 2882 | server_permanent_offline_time | NULL | 3600s |
| zone3 | observer | 10.11.253.68 | 2882 | server_permanent_offline_time | NULL | 3600s |
| zone2 | observer | 10.11.253.66 | 2882 | server_permanent_offline_time | NULL | 3600s |
±------±---------±-------------±---------±------------------------------±----------±------+
MySQL [oceanbase]> select svr_ip,zone,status, usec_to_time(stop_time) stop_time, usec_to_time(last_offline_time) last_offline_time from __all_server where stop_time !=0;
±-------------±------±-------±---------------------------±---------------------------+
| svr_ip | zone | status | stop_time | last_offline_time |
±-------------±------±-------±---------------------------±---------------------------+
| 10.11.253.66 | zone2 | active | 2024-04-27 22:48:02.798126 | 1970-01-01 08:00:00.000000 |
±-------------±------±-------±---------------------------±---------------------------+
问题：
当前时间是2024-04-28 22:49:23，从stop_time到当前时间，server已经stop了24小时了，为什么last_offline_time字段的值还没有发生变化 ？