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#!/bin/bash . /home/oracle/.bash_profile export log=/u01/app/oracle/shells/clean_rdbms_audit.log echo $ORACLE_HOME | tee $log echo “DELETING AUDIT LOGS FROM RDBMS” | tee -a $log date | tee -a $log df -m $ORACLE_HOME | tee -a $log /bin/find /u01/app/oracle/ -type f -name “*.trc” -mtime +1 -exec rm {} \; find $ORACLE_BASE/admin -type f -name “*.aud” -mtime +5 -exec rm {} \; find $ORACLE_BASE/diag/rdbms -type f […]
This script will show tablespaces from all databases in server which are full by 85 percent.This script will take care autoextend on clause.This means it will show tablespace usage if growth is exceeding autoextended space. 1.The shell script:- for j in ORCL1 ORCL2 do export ORACLE_BASE=/u01/app/oracle export ORACLE_HOME=/u01/app/oracle/product/12.1.0/db_1 export ORACLE_SID=$i #$ORACLE_HOME/bin/sqlplus -S monitor/m0n1t0r@”$j” << EOF >> tb_check_all_`date +\%d\%m\%Y\%H`.log $ORACLE_HOME/bin/sqlplus -S […]
1.First create the shell script mentioning all environmental variables adjusted to your environment. vi dataguard_dr_sync_check.sh #!/bin/bash cd /u01/app/oracle/shells for k in ORCL do export ORACLE_BASE=/u01/app/oracle export ORACLE_HOME=/u01/app/oracle/product/12.1.0/db_1 export ORACLE_SID=$k $ORACLE_HOME/bin/sqlplus -S monitor@”$k”/xxx << EOF >> dataguard_dr_sync_check_orcl_`date +\%d\%m\%Y\%H`.log @dataguard_dr_sync_check_orcl.sql exit EOF done 2.For 2 node RAC,below will be dataguard_dr_sync_check_orcl.sql script .For 4 nodes,just add another 2 sql with thread and union […]
RMAN Incremental backup This backups only datafile blocks changed since specified previous backup. 1.This strategy could be followed to make incrementally updated backup .These incrementally updated backup will be used to make updated image copy will all roll forward image. 2.Reduce amount of time to take backup. 3.Save network bandwidth To be able to recover changes to objects created with […]
Automatic Storage Management (ASM) A.Overview of Automatic Storage Management (ASM) Automatic Storage Management (ASM) simplifies administration of Oracle related files by allowing the administrator to reference disk groups rather than individual disks and files, which are managed by ASM. The ASM functionality is an extention of the Oracle Managed Files (OMF) functionality that also includes striping and mirroring to […]
DIRECTORY STRUCTURE IN UNIX Directory Contains bin/ Required Boot-time binaries boot/ Boot configuration files for the OS loader and kernel image dev/ Device files etc/ System configuration files and scripts home/ User/Sub branch directories lib/ Main OS shared libraries and kernel modules Lost+found/ Storage directory for “recovered” files mnt/ Temporary point to connect devices to proc/ Pseudo directory structure containing […]
DB CREATION STEPS IN WINDOWS SETTING AN ENVIRONMENT(FOR WINDOWS) ORADIM -new -sid <new_sid> -intpwd oracle -startmode AUTO -pfile c:\oracle\admin\<new_sid>\pfile\init<new_sid>.ora PASSWORD FILE MANAGEMENT Check in the initclone.ora REMOTE_LOGIN_PASSWORDFILE is set to exclusive or shared. If this is set, then a valid passwordfile should exist in ORACLE_HOME/dbs or created using orapwd as orapwd file=/u01/oracle/V816/dbs/orapwV722 password=oracle entries=1 STARTING UP WITH […]
MANAGING SECURITY Managing Profiles 1.Creating profile and Granting it to user CONN sys/password AS SYSDBA CREATE PROFILE my_profile LIMIT FAILED_LOGIN_ATTEMPTS 3 — Account locked after 3 failed logins. PASSWORD_LOCK_TIME 5 — Number of days account is locked for. UNLIMITED required explicit unlock by DBA. PASSWORD_LIFE_TIME 30 — Password expires after 90 days. PASSWORD_GRACE_TIME 3 — Grace period for password […]
Install mysql 5.7 in Ubuntu root@ubuntu:~# sudo apt-get install mysql-server Reading package lists… Done Building dependency tree Reading state information… Done The following additional packages will be installed: libaio1 libhtml-template-perl mysql-client-5.7 mysql-client-core-5.7 mysql-common mysql-server-5.7 mysql-server-core-5.7 Suggested packages: libipc-sharedcache-perl mailx tinyca The following NEW packages will be installed: libaio1 libhtml-template-perl mysql-client-5.7 mysql-client-core-5.7 mysql-common mysql-server mysql-server-5.7 mysql-server-core-5.7 0 upgraded, 8 newly […]
First Add disk from datastore to the VM server node using following steps Login to vCenter console and Right Click Server -> Edit Settings. Click Add and add a New Disk Create a new virtual disk. Provide capacity and all related setting. Also specify the Datastore. Select proper settings in Virtual Device Node Check all the settings and Finish […]