[oracle@shanxi ORCL]$ cat /home/oracle/admin/del_udump.sh

#!/bin/bash

#Author: chipengfei

#Date:2012-11-15

. /home/oracle/.bash_profile

log=/home/oracle/oracle_log/del_udump.log

# if database is open , the variable flag will not be empty

flag=`ps -ef | grep ora_ | grep -v 'grep'`

if [ -z "$flag" ] ; then

exit

fi

now=`date "+%Y-%m-%d %H:%M:%S"`

echo "----------------------------$now-------------------------------" >> $log

bg_list=`ps -ef | grep LOCAL | grep -v 'grep' | awk '{print $2}'`

filter=''

for i in $bg_list ; do

filter="${filter}|_${i}.trc"

done

filter2=`echo $filter | sed 's/^|//'`

cd $ORACLE_BASE/admin/$ORACLE_SID/udump

ls | grep '.trc' | egrep -v "${filter2}" >> $log

ls | grep '.trc' | egrep -v "${filter2}" | xargs -n 5 rm -rf

ITPub博客

定时删除udump里的trace文件