ssh项目报错，连接不了数据库

[d420240tang]

ssh做的项目，之前一直没错，某次重启Tomcat，突然报这些错误：

严重: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
Caused by: java.lang.ExceptionInInitializerError
Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection
Caused by: java.sql.SQLException: Connections could not be acquired from the underlying database!
Caused by: com.mchange.v2.resourcepool.CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary factory or source.

八月 26, 2016 3:31:17 下午 org.apache.catalina.core.ApplicationContext log
信息: Closing Spring root WebApplicationContext
八月 26, 2016 3:31:17 下午 org.apache.catalina.core.ApplicationContext log
信息: Shutting down log4j

[rucypli]

数据库连接满了？

[d420240tang]

那应该怎样修改呢？就算重新将程序部署到Tomcat，也还是出现同样的错误

[d420240tang]

引用 1 楼 rucypli 的回复:

数据库连接满了？

那应该怎样进行修改呢？就算重新将程序部署到Tomcat，也还是出现同样的错误