Today, let's look at how to use jconsole and visualVm to monitor jvm memory on a Linux server. recently, i met the java memory error so i studied java memory structure and i found jconsole and visualVM which are tools that possible to monitor java memory utilization, available and capacity jconsole and visualVm provide GUI-style memory informations so if i could access remotely, it would be useful tool now let's start First of all, i'll tell you about my server and local environmental server OS : Amazon linux2 WAS : tomcat7 java8 LOCAL window, java The way of setting to connect jconsole and visualVM are same, so i explain without distinction [Download JMXRmote.jar in your Server ] I'll download jmx remote.jar to my local and move it to my linux server 먼저, 로컬에서 톰캣 다운로드 페이지에 가서 자신의 버전에 맞는 jmx remote.jar 파일을 다운받아주세요. first of all, Download jmx remote.jar that matches your tomcat version from the site below tomcat.apache.org/d...