any idea on how can I check each site consumption on resources on the same server?
There's no real per site consumption easy output though if you know what you're doing you can find out with right tools. Centmin Mod is provided as is, so troubleshooting load issues is left to end user to do. However, there's many linux tools and scripts that can help you figure out what was causing the load issues and when. Tools and commands you will want to read up on and learn for basic system admin tasks and troubleshooting. 20 Command Line Tools to Monitor Linux Performance 13 Linux Performance Monitoring Tools - Part 2 80 Linux Monitoring Tools for SysAdmins - Server Density Blog Amazing ! 25 Linux Performance Monitoring Tools 20 Linux System Monitoring Tools Every SysAdmin Should Know My mysqlmymonlite.sh script can help with that mysqlmymonlite.sh Addon | Centmin Mod Community README text file has instructions for setting up a cronjob to email you reports i.e. every 10/15min or every hour. Notes: Centmin Mod already installed Glances tool. It can be invoked from SSH command glances or top2. Official Glances site at nicolargo.github.io/glances/ and documentation here.