配置tomcat可查看内存使用情况:
修改tomcat/conf/tomcat-users.xml
< ?xml version='1.0' encoding='utf-8'?>
< tomcat-users>
<role rolename="tomcat"/>
<role rolename="role1"/>
<role rolename="manager"/>
<role rolename="admin"/>
<user username="tomcat" password="tomcat" roles="tomcat"/>
<user username="both" password="tomcat" roles="tomcat,role1"/>
<user username="role1" password="tomcat" roles="role1"/>
<user username="admin" password="admin" roles="admin,manager"/>
< /tomcat-users>
3、进入了Server Status页面,可以在JVM表格中看到