logfile=/var/log/oracle/clean_trace.log

echo `date` > $logfile
find /u01/app/oracle/admin/ustar/bdump -name "*.aud" -ctime +31 >> $logfile
find /u01/app/oracle/admin/ustar/bdump -name "*.aud" -ctime +31 -exec rm  {} \;

find /u01/app/oracle/admin/ustar/adump -name "*.aud" -ctime +31 >> $logfile
find /u01/app/oracle/admin/ustar/adump -name "*.aud" -ctime +31 -exec rm  {} \;

find /u01/app/oracle/admin/ustar/udump -name "*.aud" -ctime +31  >> $logfile
find /u01/app/oracle/admin/ustar/udump -name "*.aud" -ctime +31 -exec rm  {} \;

find /u01/app/oracle/admin/ustar/bdump -name "*.trc" -ctime +31  >> $logfile
find /u01/app/oracle/admin/ustar/bdump -name "*.trc" -ctime +31 -exec rm  {} \;

find /u01/app/oracle/admin/ustar/adump -name "*.trc" -ctime +31  >> $logfile
find /u01/app/oracle/admin/ustar/adump -name "*.trc" -ctime +31 -exec rm  {} \;

find /u01/app/oracle/admin/ustar/udump -name "*.trc" -ctime +31  >> $logfile
find /u01/app/oracle/admin/ustar/udump -name "*.trc" -ctime +31 -exec rm  {} \;