Owner's Manual

18 Installing Oracle 11g R2 Database RAC
Creating ASM Disk Group
This section contains procedures to create the ASM disk group for the
database files and Flash Recovery Area (FRA).
To create the ASM disk groups:
1
Log in as Grid user.
2 Start the asmca utility:
$<GRID HOME>/bin/asmca
3
In the ASM configuration Assistant window, select the Disk Groups tab.
4 Click Create .
5 Enter the Disk Group Name as databaseDG .
6 Configure the redundancy level to External redundancy .
7 Select the member disks. Select ORCL:ASM1, where ASM1 is the disk
device that you use to store the database files.
8 Click OK to create and mount the disks.
9 Repeat step 4 to step 8 to create another disk group called flashbackDG
for FRA.
10 Click Exit to exit the ASM configuration assistant .
Creating the Seed Database
To create the seed database using Oracle ASM:
1
Log in as Oracle user and enter:
<GRID HOME>/bin/cluvfy stage -pre dbcfg -
fixup -n Node1 , Node2 -d $ORACLE_HOME -
verbose
Where node1 and node2 are the public host names and $ORACLE_HOME
is the Oracle Database Home.
If your system is not configured correctly and the cluster verification
utility fails, see the
Oracle Database on Enterprise Linux x86_64
Troubleshooting Guide
for more information.
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