renrenFast 启动时 数据库连接不上，循环报错 om.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure

在url中添加 useSSL=false
url: jdbc:mysql://192.168.85.128:3306/guli_admin?useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai&useSSL=false