Oracle – Remove Old Trace File In Oracle Using Shell Script

Apr 7, 2011

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Below scripts are purged the trace file greater than 15 days. Once executed the scripts its automatically trigger the mail to user with before purge status & after purge status information.

SCRIPT #1

##############################################################################

REMOVE THE OLD TRACE FILES
CREATED BY RAJABASKAR THANGARAJ 12-12-2008

##############################################################################

$ cat oldtrace_remove.sh

#!/bin/ksh
echo Removing older trace file greater than 15 days …..
#run the environment variable profile
. $HOME/.bash_profile
PATH=/opt/app/oracle/admin
cd $PATH/$ORACLE_SID
RUNDATE=`date “+%d%m%y at %H:%M:%S”`
LOGFILE=/home/oracle/dbatest/raja/archived
# -mtime +15 remove the older trace file greater than 15 days
#change the days depend upons your need
du -m > $LOGFILE/before_purged_size.log
find $PATH/$ORACLE_SID/udump/*.trc -mtime +15 -exec rm {} ;
find $PATH/$ORACLE_SID/bdump/*.trc -mtime +15 -exec rm {} ;
find $PATH/$ORACLE_SID/adump/*.trc -mtime +15 -exec rm {} ;
du -m > $LOGFILE/after_purged_size.log
cat $LOGFILE/beforepurgestmt.log $LOGFILE/before_purged_size.log $LOGFILE/afterpurgestmt.log $LOGFILE/after_purged_size.log
> $LOGFILE/mail.log
mail -s “Status of $ORACLE_SID Old trace file successfully purging on $RUNDATE ” [email protected] < $LOGFILE/mail.log
exit;

********************************************************

SCRIPT #2

Below formatted log files are located in /home/oracle/dbatest/raja/archived.

$ cat beforepurgestmt.log

************************************************

BEFORE PURGING THE TRACE FILE SIZE IN MB

*************************************************

SCRIPT #3

Below formatted log files are located in /home/oracle/dbatest/raja/archived.

$ cat afterpurgestmt.log

********************************************************

AFTER PURGING THE TRACE FILES SUCCESSFULLY.SIZE IN MB

*********************************************************

OUTPUT MAIL FORMAT:

SUBJECT:

Status of orcl Old trace file successfully purging on 121208 at 19:17:16

CONTENT:

************************************************

BEFORE PURGING THE TRACE FILE SIZE IN MB

*************************************************

1056 ./adump

100 ./scripts

2056 ./cdump

10024 ./dpdump

3824 ./udump

38240 ./bdump

10 ./pfile
.

********************************************************

AFTER PURGING THE TRACE FILES SUCCESSFULLY.SIZE IN MB

*********************************************************

512 ./adump

1 ./scripts

512 ./cdump

10024 ./dpdump

1024 ./udump

503 ./bdump

10 ./pfile

*******************************************************************************

I Hope this article helped you to understand the remove the old files.Suggestions are welcome.

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Edward Ramamoorthy

I work for one of the top 10 tech companies in India. In my spare time, I write for PrimeInspiration.com.

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