Tomcat Boot Timeout _tomcat was unable to start within

Reference: http://jingyan.baidu.com/article/64d05a025c9969de55f73b23.html

First, you need to confirm your database connection, especially in the process of converting between multiple servers or between servers and native projects. If the database library connection is not faulted, then you are adjusting this 45s time for Eclipse.

Modify the Workspace\.metadata\.plugins\org.eclipse.wst.server.core\servers.xml file.

Change the 45s inside to 245s, so be sure to remember to restart Eclipse.

Tomcat Boot Timeout _tomcat was unable to start within