CQ Performance Monitoring Tool
Performance Monitoring Tool
Since CQ is Java based application, You can use various JVM based performance monitoring tool.
Monitoring Page Loading Performance:
Page Rendering time debug. You can use control + Shift + U after page is loaded to debug load time for page.
In order to debug clientLib (JS, CSS) load you can use HOST:PORT/URL?debugClientLibs=true then you can use Firebug tool or access log to find load time for each js and css file.
Monitoring Performance using Java Visual VM:
In order to enable monitoring you can add -Dcom.sun.management.jmxremote in JVM param while starting CQ.