How to control size of your UDUMP / BDUMP / CDUMP mountpoints?

#!/usr/bin/ksh

cd /oracle/DB1/admin

#-->when mount point is more than 70% used.

if [[ `df -k . | grep <your udump mount point> | awk '{print $4}' | tr -d "%"`  -gt 70 ]] then

cd /oracle/DB1/admin/udump

#-->list files older than 2 days
find . -mtime +2 -print

#--> remove files older than 2 days
#find . -mtime +2 -exec rm {} \;
#-->list files older than 25 minutes
find . -type f -mmin +25 -print

#--> remove files older than 25 minutes
#find . -type f -mmin +25 -exec rm {} \;

fi