Oracle DB installation on ASM(automatic storage management)
ASM-RAC installation require the installation of oracle grid before installing DB.
Installation of Grid Infrastructure on CentOS Linux release 7.6.1810 (Core)
Installation of Grid Infrastructure on CentOS Linux release 7.6.1810 (Core)
Download given from Oracle for testing we have used Oracle 12c Release 2
linuxx64_12201_database.zip and linuxx64_12201_grid_home.zip
yum install kmod-oracleasm
yum install oracleasm-support
wget http://download.oracle.com/otn_software/asmlib/oracleasmlib-2.0.12-1.el6.x86_64.rpm
wget http://download.oracle.com/otn_software/asmlib/oracleasmlib-2.0.4-1.el6.x86_64.rpm
rpm -ivh oracleasmlib-2.0.12-1.el6.x86_64.rpm
rpm -ivh oracleasmlib-2.0.4-1.el6.x86_64.rpm
groupadd -g 54327 asmdba; groupadd -g 54328 asdoper; groupadd -g 54329 asmadmin
# id oracle
uid=1000(oracle) gid=1000(oracle) groups=1000(oracle),10(wheel),1001(oinstall),54327(asmdba),54329(asmadmin),54331(backupdba),54333(dgdba),54334(kmdba),54335(asmoper)
[root@centos02 ~]# id grid
uid=1001(grid) gid=1001(oinstall) groups=1001(oinstall),1000(oracle),54327(asmdba),54329(asmadmin),54331(backupdba),54335(asmoper),54336(racdba)
multiple 2G disk and created partition using fdisk /dev/sdd
press n and select all default and w
repeat for all drive
oracleasm configure -i
oracleasm init
oracleasm createdisk crs1 /dev/sdb1
oracleasm createdisk crs2 /dev/sdc1
oracleasm createdisk crs3 /dev/sdd1
oracleasm createdisk data1 /dev/sdc1
oracleasm createdisk fra1 /dev/sdd1
[root@centos02 disks]# pwd
/dev/oracleasm/disks
[root@centos02 disks]# ls -ltr
total 0
brw-rw----. 1 grid oinstall 8, 33 May 10 02:04 DATA1
brw-rw----. 1 grid oinstall 8, 49 May 10 02:04 FRA1
brw-rw----. 1 grid oinstall 8, 81 May 10 04:46 CRS3
brw-rw----. 1 grid oinstall 8, 65 May 10 04:46 CRS2
brw-rw----. 1 grid oinstall 8, 17 May 10 04:46 CRS1
[root@centos02 disks]#
[root@centos02 dev]# mkdir -p /u01/app/oracle/product/12.2.0/db_home
[root@centos02 dev]# chown -R oracle:oinstall /u01
[root@centos02 dev]# mkdir -p /u01/app/grid/12.2.0/grid_home
[root@centos02 dev]# chown -R grid:oinstall /u01/app/grid
[root@centos02 dev]# chmod -R 775 /u01
Edit .bash_profile for grid user
vi /home/grid/.bash_profile
if [ -f ~/.bashrc ] ; then
. ~/.bashrc
fi
ORACLE_SID=+ASM; export ORACLE_SID
ORACLE_BASE=/u01/app/grid; export ORACLE_BASE
ORACLE_HOME=/u01/app/grid/12.2.0/grid_home; export ORACLE_HOME
JAVA_HOME=/usr/bin/java ; export JAVA_HOME
TNS_ADMIN=$ORACLE_HOME/network/admin; export TNS_ADMIN
/u01/app/grid/12.2.0/grid_home
[grid@centos02 grid_home]$ unzip linuxx64_12201_grid_home.zip
[grid@centos02 grid_home]$ ./gridSetup.sh
Follow wizard. Step 10 shows selected
[grid@centos02 grid_home]$ ps -ef | grep -i pmon
grid 1426 1 0 04:08 ? 00:00:00 asm_pmon_+ASM
[grid@centos02 grid_home]$ asmca
SQL*Plus: Release 12.2.0.1.0 Production on Sun May 10 05:41:10 2020
Copyright (c) 1982, 2016, Oracle. All rights reserved.
Enter password:
Connected to an idle instance.
SQL> startup
ASM instance started
Total System Global Area 1140850688 bytes
Fixed Size 8629704 bytes
Variable Size 1107055160 bytes
ASM Cache 25165824 bytes
ASM diskgroups mounted
SQL> select instance_name, status from v$instance;
INSTANCE_NAME STATUS
---------------- ------------
+ASM STARTED
Troubleshooting
------------------------------------------------------------------------------------------------------------------------
chmod 6751 $GRID_HOME/bin/oracle
The above permission are required to have DG group available in DBCA. If suid and guid are needed. Better to change the mount option and remove nosuid.
Oracle High Availability Service not start
Start Oracle High Availability service
crsctl status resource -t
crsctl start has
--------------------------------------------------------------------------------------------------------------------------
su - oracle
[oracle@centos02 ~]$ cat .bash_profile
# .bash_profile
# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
# User specific environment and startup programs
ORACLE_HOSTNAME=centos02; export ORACLE_HOSTNAME
ORACLE_SID=orcl; export ORACLE_SID
ORACLE_HOME=/u01/app/oracle/product/12.2.0/db_home; export ORACLE_HOME
ORACLE_BASE=/u01/app/oracle; export ORACLE_BASE
PATH=$PATH:$HOME/.local/bin:$HOME/bin:$ORACLE_HOME/bin
export PATH
cd /u01/app/oracle/product/12.2.0/
unzip linuxx64_12201_database.zip
cd database
./runInstaller
$sqlplus sys as sysdba
SQL> select name from v$datafile;
NAME
--------------------------------------------------------------------------------
+DATA/ORCL/DATAFILE/system.256.1040061529
+DATA/ORCL/DATAFILE/sysaux.257.1040061691
+DATA/ORCL/DATAFILE/undotbs1.258.1040061771
+DATA/ORCL/4700A987085B3DFAE05387E5E50A8C7B/DATAFILE/system.266.1040061997
+DATA/ORCL/4700A987085B3DFAE05387E5E50A8C7B/DATAFILE/sysaux.265.1040061997
+DATA/ORCL/DATAFILE/users.259.1040061779
+DATA/ORCL/4700A987085B3DFAE05387E5E50A8C7B/DATAFILE/undotbs1.267.1040061997
+DATA/ORCL/A54DDDE3191E4A19E0530A97A8C039F7/DATAFILE/system.271.1040063257
+DATA/ORCL/A54DDDE3191E4A19E0530A97A8C039F7/DATAFILE/sysaux.272.1040063257
+DATA/ORCL/A54DDDE3191E4A19E0530A97A8C039F7/DATAFILE/undotbs1.270.1040063257
+DATA/ORCL/A54DDDE3191E4A19E0530A97A8C039F7/DATAFILE/users.274.1040063397
11 rows selected.
SQL> select name from v$controlfile;
NAME
--------------------------------------------------------------------------------
+DATA/ORCL/CONTROLFILE/current.260.1040061903
+FRA/ORCL/CONTROLFILE/current.256.1040061903
SQL> select name, open_mode from v$database;
NAME OPEN_MODE
--------- --------------------
ORCL READ WRITE
SQL> select instance_name, status from v$instance;
INSTANCE_NAME STATUS
---------------- ------------
orcl OPEN
Bye...
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