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【DM版本】: V8
【操作系统】：centos 7
【CPU】: 8 virt-rhel7.6.0
【问题描述】*：
数据库连接超时,需要重启数据库才能正常连接
下面是dmap_br日子：

2023-02-24 10:09:52.356 [INFO] dmap_br P0000014760 T0000000000000014760  dmap_br V8
2023-02-24 10:09:52.379 [INFO] dmap_br P0000014760 T0000000000000014760  baker_dll_exec_fun success
2023-02-24 10:09:52.379 [INFO] dmap_br P0000014760 T0000000000000014760  bakres start with process ......
2023-02-24 10:09:52.379 [INFO] dmap_br P0000014760 T0000000000000014760  bakres receive from pipe success, CMD [BMML_INIT].
2023-02-24 10:09:53.262 [INFO] dmap_br P0000014760 T0000000000000014760  bakres receive from pipe success, CMD [BACKUP_START].
2023-02-24 10:10:56.911 [ERROR] dmap_br P0000014760 T0000000000000014760  comm_msg_send failed, errno = 104, desc = Connection reset by peer
2023-02-24 10:10:56.915 [INFO] dmap_br P0000014760 T0000000000000014760  baker_cmd_process failed, code:-7169 tsk_complete enqueue.
2023-02-24 10:10:56.915 [INFO] dmap_br P0000014760 T0000000000000014760  code = -7169, bakres CMD [END] begin...
2023-02-24 10:11:03.121 [INFO] dmap_br P0000014760 T0000000000000014760  bakres CMD [END] tsk node get...
2023-02-24 10:11:03.157 [INFO] dmap_br P0000014760 T0000000000000014760  bakres CMD [END] end.
2023-02-24 10:11:03.157 [INFO] dmap_br P0000014760 T0000000000000014760  bakres end cmd process with process.
2023-02-24 10:11:03.162 [ERROR] dmap_br P0000014760 T0000000000000014760  DMAP_BR fail to baker_dll_exec_fun, code[-7169].

这个是系统message日志