wrong quotas on cPanel
helloI have some accounts using like 100 MBs of disk space + 100 MBs of MySQL and cPanel is saying they're using around 600 MBs

It was saying something like 300 MBs yesterday... then I runned fixquotas to get this... now it's much worst
any ideas on how to really fix it?
I have no idea where it get all this space..