How To Remote Debug

Step 1: set IDEA remote debug parameters(basicly only port)

Step 2: copy the command

Step 3: paste into the server jar start up command, like this:

 sudo java -Xdebug -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5555 -jar ./xxxx.jar >>xxxxx.log 

notice: it means starting the jar with the debug mode, and continuing outputing to xxxx.log

(start a jar file on test environment)
java -Xdebug -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5555 -jar ./xxx.jar --spring.profiles.active=test >>debug.log

Step 4: click idea remote debug button and you are ready to rock