【经验记录】Jconsole Jvisualvm 监控Tomcat

  

环境:centos 6java

1.首先检查hostname是否正确,输入如下命令

hostname -i

 若是输出机器ip,则表示正确,若是输出 centos

hostname: Unknown host

 

查看/etc/hosts内容:tomcat

cat /etc/hosts
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6

 

须要在/etc/hosts中加入如下内容bash

127.0.0.1   yourHostName localhost.localdomain localhost4 localhost4.localdomain4

 

2.修改tomcat配置catalina.sh

#CATALINA_OPTS
CATALINA_OPTS="$CATALINA_OPTS -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9999"
CATALINA_OPTS="$CATALINA_OPTS -Dcom.sun.management.jmxremote.ssl=false -Dcom.sun.management.jmxremote.authenticate=false"
CATALINA_OPTS="${CATALINA_OPTS} -Djava.rmi.server.hostname=192.168.200.41"

 截图以下:dom

 

不要使用JAVA_OPTS,否则关闭tomcat时,会报错

spa

 java.rmi.server.ExportException: Port already in use:

 

3.打开jconsole 或 Jvisualvm

 

 

 

 

 

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