sudo du -hx -d2 '/System/Volumes/Data/'* 2 /dev/null | grep -ve $'M\t' -e $'K\t' -e $'B\t' | sort -k 2 ; echo Finished
Refer: Apple customer care
https://deakin.service-now.com/kb_view_customer.do?sys_kb_id=f541bc85db15334c3975187344961921