CLONE ORACLE 12c PLUGGABLE DATABASE IN SAME CDB In This article we will learn how to clone Oracle 12c pluggable database [SHOPDB2] from another oracle 12c pluggable database [SHOPDB1] in the same container database [SHOCDB1] using FILE_NAME_CONVERT parameter. 👇👇👇👇 Please check the below link… Read More
CREATE ORACLE 12c PLUGGABLE DATABASE MANUALLY In this article, we will learn how to create oracle 12c pluggable database (SHOPDB1) from seed pluggable database (PDB$SEED) in the same container database (SHOCDB1) using the manual command 👇👇👇👇 Please check the below link for the… Read More
CREATE & DROP ORACLE 12c PLUGGABLE DATABASE WITH DBCA In this article, we will learn how to create and drop oracle 12c pluggable database PDB (SHOPDB1) from seed pluggable database PDB (PDB$SEED) in the same container database (SHOCDB1) with oracle database configuration assistant… Read More
CONVERT ORACLE 12c SINGLE NODE RAC DATABASE TO ORACLE 12c 2-NODE RAC DATABASE In the PHASE 1 we have seen how to convert the 12c single standalone database to RAC database. check below link for PHASE 1 article. https://www.ktexperts.com/convert-oracle-12c-standalone-database-to-oracle-12c-rac-database/ And now In PHASE 2… Read More
CONVERT ORACLE 12c STANDALONE DATABASE TO ORACLE 12c RAC DATABASE In this article we have Oracle 12c Single Standalone Database running on SERVER [SHOMAC1] and will be converted it into 2 Node 12c RAC Database running on SERVER [19cRACNODE1/2]. In our test environment, Oracle 12c… Read More
12c NON-CONTAINER DATABASE TO 19c PLUGGABLE DATABASE CLONE→UPGRADE→CONVERT In this article, we are converting a 12c non-container oracle database to 19c container database using cloning a REMOTE NONCDB. With this there is an oracle version change from 12c to 19c, so we will upgrade the… Read More
Dear Readers, In this article, we will see the Upgradation Of The Oracle Database From 12c To 19c. Manual Command-Line Upgrade (DB UPGRADE) In this article, I have followed the steps to directly upgrade the non-container database from 12c to 19c because a direct upgrade… Read More
Hello Everyone, The below script will help us to find number of processes runs in the background and send us alerts based on warning and critical thresholds. Script : # ]$ cat /home/oracle/DBA/bin/running_process.sh
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#!/bin/bash # Syntax to run this script # ./running_process.sh oracle 100 170 # ./running_process.sh PROCESS_NAME WARNING CRITICAL export MAILIST='ajaykumar@ktexperts.com, process_name=$1 _limit1=$2 _limit2=$3 _proc=`ps -ef | grep $process_name | wc -l` if [ "$_proc" -ge "$_limit2" ] then echo "Current Running $process_name Proccess is running too high $_proc " > /tmp/proc.log cat /tmp/proc.log cat /tmp/proc.log | mailx -s "${TODAY} - Current Running $process_name Proccess is running too high/Critical $_proc " ${MAILIST} else if [ "$_proc" -ge "$_limit1" ] then echo "Current Running $process_name Proccess is running more than expected $_proc " > /tmp/proc.log cat /tmp/proc.log cat /tmp/proc.log | mailx -s "${TODAY} - Current Running $process_name Proccess is running more than expected $_proc " ${MAILIST} fi fi |
Script execution : Syntax : ./running_process.sh <PROCESS_NAME> <WARNING> <CRITICAL> Here I… Read More
Hi Readers, In this article, we will see the Oracle : Shell script for Crontab Monitoring alert THIS SCRIPT WILL IDENTIFY changes with the crontab file made comparing with original file.
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[oracle@nposqa1 ~]$ cat /home/oracle/DBA/bin/crontab_compare.bash #!/bin/bash # set -x # Get the current crontab entries # Compare with the expected crontab entries # Notify if any changes found ######################################################################################### # Control file locations separately. # create following variables in the file # ORIGFILE = Original file to compare the current crontab entries # EMAILRECIPIENTS='example@example.com' # EMAILBODY=Location of email body file. VARIABLES=$1 . $VARIABLES HOST=$(hostname) CURRFILE='/tmp/currcron.file' DIFFILE='/tmp/crondif.file' crontab -l > $CURRFILE diff $ORIGFILE $CURRFILE > $DIFFILE #Function to push email to users on alert function pushmail { SUBJ=$1 MAILBODY=$2 RECIPIENTS=$3 mail -s "$SUBJ" $RECIPIENTS < $MAILBODY } if [ -s $DIFFILE ] then echo "" > $EMAILBODY echo "Attention: Found changes in the current crontab entry" >>$EMAILBODY echo "" >> $EMAILBODY echo "---- Below are the changes from DIFF command ----" >> $EMAILBODY echo "" >> $EMAILBODY cat $DIFFILE >> $EMAILBODY pushmail "ALERT: Found changes in crontab entry on server $HOST" $EMAILBODY $EMAILRECIPIENTS fi |
Config file :
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[oracle@nposqa1 ~]$ cat /home/oracle/DBA/cfg/crontab_compare.cfg # Control file locations separately. # create following variables in the file # ORIGFILE = Original file to compare the current crontab entries # EMAILRECIPIENTS='example@example.com' # EMAILBODY=Location of email body file. export DIR='/home/oracle/DBA' export DBA_BIN=${DIR}/bin export DBA_LOG=${DIR}/log export DBA_CFG=${DIR}/cfg export DBA_SQL=${DIR}/sql export ORIGFILE="${DBA_CFG}/crontab_orig.cron" export EMAILRECIPIENTS="admin@ktexperts.com" export EMAILBODY="${DBA_CFG}/crontab_emailbody.file" |
Create original crontab file :
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cd /home/oracle/DBA/cfg\ |
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crontab -l >crontab_orig.cron |
Add below… Read More
Oracle : Shell script for RMAN backup of Standby Database In this article, we wrote an automation job for Shell script for RMAN backup of Standby Database The below script will be initiating the RMAN backup on the standby database: RMAN Script : [oracle@tewnposqa1 scripts]$… Read More
