You can modify the following option in “WHM Home » Server Configuration » Tweak Settings” under the “Stats and Logs” tab:
“The interval, in days, to retain Exim stats in the database”
Reducing this value will decrease the amount of data that is stored in the Eximstats database. If you decide to drop the eximstats tables completely, you can generate a new instance of the tables via:
Finding the largest files to clean up a partition is very important.
The command will list the largest folders so you can start your search to remove the files in it and free up some space!
du -ax --max-depth 1 /var/cpanel | sort -n | tail
This is a great command to simply find what folders are the biggest in a directory. You can replace the /var/cpanel with any folder and it will list everything in there and how big they are in order.
Once you find the big folder then search inside of that to find the biggest folder in there and so on.