启动web项目，导致tomcat启动不了，内存泄露，请大家帮忙下这个问题，很急很急。

Question

Oct 21, 2015 3:50:39 PM org.apache.catalina.core.StandardContext startInternal
SEVERE: Error listenerStart
Oct 21, 2015 3:50:39 PM org.apache.catalina.core.StandardContext startInternal
SEVERE: Context [/app] startup failed due to previous errors
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
SEVERE: The web application [/app] registered the JDBC driver [com.alibaba.druid.proxy.DruidDriver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc
SEVERE: The web application [/app] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [Abandoned connection cleanup thread] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [Timer-0] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-1] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-2] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-3] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-4] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-5] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-6] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-7] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-8] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-9] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [/app] appears to have started a thread named [schedulerFactoryBean_Worker-10] but has failed to stop it. This is very likely to create a memory leak.
Oct 21, 2015 3:50:40 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deployment of web application directory /data/tomcat5/webapps/learningtreasureWAP has finished in 9,352 ms
Oct 21, 2015 3:50:40 PM org.apache.catalina.startup.HostConfig deployDirectory

Answer 1

看看这个http://www.oschina.net/question/230749_81876， 也许有帮助。