通过运行命令 $ ./startup.sh 我得到
Using CATALINA_BASE: /home/ec2-user/apache-tomcat-7.0.37
Using CATALINA_HOME: /home/ec2-user/apache-tomcat-7.0.37
Using CATALINA_TMPDIR: /home/ec2-user/apache-tomcat-7.0.37/temp
Using JRE_HOME: /usr
Using CLASSPATH: /home/ec2-user/apache-tomcat-7.0.37/bin/bootstrap.jar:/home/ec2-user/apache-tomcat-7.0.37/bin/tomcat-juli.jar
然后再次将控件返回给shell,如何发现tomcat启动成功或抛出了一些错误?