2020-10-20T13:33:24.207608Z 10263 [Warning] [MY-010055] [Server] IP address '172.16.10.12' could not be resolved: Name or service not known
2020-10-20T13:35:14.248171Z 10337 [Warning] [MY-010055] [Server] IP address '172.16.10.152' could not be resolved: Name or service not known
2020-10-20T13:35:18.892607Z 10340 [Warning] [MY-010055] [Server] IP address '172.16.10.51' could not be resolved: Name or service not known
2020-10-20T13:35:53.565445Z 5 [Warning] [MY-010956] [Server] Invalid replication timestamps: original commit timestamp is more recent than the immediate commit timestamp. This may be an issue if delayed replication is active. Make sure that servers have their clocks set to the correct time. No further message will be emitted until after timestamps become valid again.
2020-10-20T13:38:14.785984Z 10462 [Warning] [MY-010055] [Server] IP address '172.16.10.77' could not be resolved: Name or service not known
2020-10-20T16:24:13.071114Z 17372 [Warning] [MY-010055] [Server] IP address '172.16.10.75' could not be resolved: Name or service not known
2020-10-21T01:15:20.377360Z 39489 [Warning] [MY-010055] [Server] IP address '10.38.144.15' could not be resolved: Name or service not known
skip-name-resolve 参数的作用：不再进行反解析（ip不反解成域名），这样可以加快数据库的反应时间。
修改配置文件添加并需要重启：
vi /etc/my.cnf
追加 skip-name-resolve
然后重启mysql服务
systemctl restart mysqld