1 通过tomcat命令，tomcat正常启动，页面可访问；

2 通过myeclipse启动tomcat，tomcat启动正常，页面能正常访问；

以下为启动日志

2011-4-27 22:44:32 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_16\bin;.;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jdk1.6.0_16/bin/../jre/bin/client;C:/Program Files/Java/jdk1.6.0_16/bin/../jre/bin;.;c:\ruby\bin;C:\Program Files\Java\jdk1.6.0_16\bin;D:\ant\soft\apache-ant-1.8.2\bin;D:\IDE\tomcat6\bin;D:\android\sdk_root\tools;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;D:\Program Files\TortoiseGit\bin;D:\IDE\tomcat6\bin
2011-4-27 22:44:33 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2011-4-27 22:44:33 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 717 ms
2011-4-27 22:44:33 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2011-4-27 22:44:33 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.32
2011-4-27 22:44:33 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor host-manager.xml
2011-4-27 22:44:33 org.apache.catalina.startup.HostConfig deployDescriptor
信息: Deploying configuration descriptor manager.xml
2011-4-27 22:44:33 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory docs
2011-4-27 22:44:33 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory examples
2011-4-27 22:44:33 org.apache.catalina.core.ApplicationContext log
信息: ContextListener: contextInitialized()
2011-4-27 22:44:33 org.apache.catalina.core.ApplicationContext log
信息: SessionListener: contextInitialized()
2011-4-27 22:44:33 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deploying web application directory ROOT
2011-4-27 22:44:34 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2011-4-27 22:44:34 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2011-4-27 22:44:34 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/31  config=null
2011-4-27 22:44:34 org.apache.catalina.startup.Catalina start
信息: Server startup in 836 ms

3 通过eclipse启动tomcat，tomcat貌似启动正常，页面不能访问；

2011-4-27 22:45:46 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_16\bin;.;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/Program Files/Java/jdk1.6.0_16/bin/../jre/bin/client;C:/Program Files/Java/jdk1.6.0_16/bin/../jre/bin;.;c:\ruby\bin;C:\Program Files\Java\jdk1.6.0_16\bin;D:\ant\soft\apache-ant-1.8.2\bin;D:\IDE\tomcat6\bin;D:\android\sdk_root\tools;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;D:\Program Files\TortoiseGit\bin;D:\IDE\tomcat6\bin
2011-4-27 22:45:47 org.apache.coyote.http11.Http11Protocol init
信息: Initializing Coyote HTTP/1.1 on http-8080
2011-4-27 22:45:47 org.apache.catalina.startup.Catalina load
信息: Initialization processed in 772 ms
2011-4-27 22:45:47 org.apache.catalina.core.StandardService start
信息: Starting service Catalina
2011-4-27 22:45:47 org.apache.catalina.core.StandardEngine start
信息: Starting Servlet Engine: Apache Tomcat/6.0.32
2011-4-27 22:45:47 org.apache.coyote.http11.Http11Protocol start
信息: Starting Coyote HTTP/1.1 on http-8080
2011-4-27 22:45:47 org.apache.jk.common.ChannelSocket init
信息: JK: ajp13 listening on /0.0.0.0:8009
2011-4-27 22:45:47 org.apache.jk.server.JkMain start
信息: Jk running ID=0 time=0/31  config=null
2011-4-27 22:45:47 org.apache.catalina.startup.Catalina start
信息: Server startup in 422 ms

对比日志可知：通过eclipse启动时，缺少部署的部分。

后来让eclipse接管tomcat就可以了，双击server会弹出设置页面，选择takes control of tomcat installation