啟動后tomcat顯示的代碼如下:

2014-4-3 10:50:15 org.apache.catalina.core.AprLifecycleListener init

信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:/Program Files/Java/jdk1.6.0_21/bin;D:/tomcat/apache-tomcat-7.0.37/apache-tomcat-7.0.37/bin 2014-4-3 10:50:16 org.apache.coyote.AbstractProtocol init

信息: Initializing ProtocolHandler ["http-bio-8080"] 2014-4-3 10:50:16 org.apache.coyote.AbstractProtocol init

信息: Initializing ProtocolHandler ["ajp-bio-8009"] 2014-4-3 10:50:16 org.apache.catalina.startup.Catalina load

信息: Initialization processed in 1664 ms 2014-4-3 10:50:17 org.apache.catalina.core.StandardService startInternal

信息: Starting service Catalina 2014-4-3 10:50:17 org.apache.catalina.core.StandardEngine startInternal

信息: Starting Servlet Engine: Apache Tomcat/7.0.37 2014-4-3 10:50:17 org.apache.catalina.startup.HostConfig deployDirectory

信息: Deploying web application directory D:\tomcat\apache-tomcat-7.0.37\apache-tomcat-7.0.37\webapps\docs 2014-4-3 10:50:17 org.apache.catalina.util.SessionIdGenerator createSecureRandom

信息: Creation of SecureRandom instance for session ID generation using [SHA1PRNG] took [156] milliseconds. 2014-4-3 10:50:17 org.apache.catalina.startup.HostConfig deployDirectory

信息: Deploying web application directory D:\tomcat\apache-tomcat-7.0.37\apache-tomcat-7.0.37\webapps\Example1_1 2014-4-3 10:50:18 org.apache.catalina.startup.HostConfig deployDirectory

信息: Deploying web application directory D:\tomcat\apache-tomcat-7.0.37\apache-tomcat-7.0.37\webapps\examples 2014-4-3 10:50:18 org.apache.catalina.core.ApplicationContext log

信息: ContextListener: contextInitialized() 2014-4-3 10:50:18 org.apache.catalina.core.ApplicationContext log

信息: SessionListener: contextInitialized() 2014-4-3 10:50:18 org.apache.catalina.core.ApplicationContext log

信息: ContextListener: attributeAdded('org.apache.jasper.compiler.TldLocationsCache', 'org.apache.jasper.compiler.TldLocationsCache@1cebc9f' ) 2014-4-3 10:50:18 org.apache.catalina.startup.HostConfig deployDirectory

信息: Deploying web application directory D:\tomcat\apache-tomcat-7.0.37\apache-tomcat-7.0.37\webapps\host-manager 2014-4-3 10:50:18 org.apache.catalina.startup.HostConfig deployDirectory

信息: Deploying web application directory D:\tomcat\apache-tomcat-7.0.37\apache-tomcat-7.0.37\webapps\manager 2014-4-3 10:50:19 org.apache.catalina.startup.HostConfig deployDirectory

信息: Deploying web application directory D:\tomcat\apache-tomcat-7.0.37\apache-tomcat-7.0.37\webapps\my_register_login 2014-4-3 10:50:28 org.apache.catalina.core.ApplicationContext log

信息: No Spring WebApplicationInitializer types detected on classpath 2014-4-3 10:50:28 org.apache.catalina.core.ApplicationContext log

信息: Initializing Spring root WebApplicationContext

log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader).

log4j:WARN Please initialize the log4j system properly.

log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.

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啟動到這的時候，就等個幾分鐘才能啟動成功，看了一下，應該是我的項目my_register_login出了問題。后來上網查了一下，哎，原來是在我的這個項目中使用連接了數據庫的操作，而我卻沒有開啟數據庫，直到tomcat連接數據庫超時之后才會進行下一步，所以啟動比較慢。正確的辦法是先打開數據庫，然后在啟動tomcat，哈哈，一切ok~~~

tomcat啟動很慢的原因