Deployment Guide

22 Deployment Guide
Configuring Shared Storage Using ASMLib
1 To configure your cluster using ASM, perform the following steps on all the nodes :
a Log in as root .
b Configure the ASM kernel module by typing:
/etc/init.d/oracleasm configure
The following message appears on the screen:
Configuring the Oracle ASM library driver.
This will configure the on-boot properties of the Oracle ASM
library driver. The following questions will determine whether the
driver is loaded on boot and what permissions it will have. The
current values will be shown in brackets ('[]'). Hitting <ENTER>
without typing an answer will keep that current value. Ctrl-C will
abort.
A message appears prompting you to enter the default user owning the driver interface.
Ty p e
oracle as mentioned below:
Default user to own the driver interface []: oracle
A message appears prompting you to enter the default group owning the driver interface.
Ty p e
dba as mentioned below:
Default group to own the driver interface []: dba
A message appears prompting you to load the oracleasm driver on boot. To load the driver, type y
as mentioned below:
Start Oracle ASM library driver on boot (y/n) [n]: y
A message appears prompting you to fix permissions of Oracle ASM disks on boot. Type y as
mentioned below:
Fix permissions of Oracle ASM disks on boot (y/n) [y]:y
The following messages appear on the screen:
Writing Oracle ASM library driver configuration: [ OK ]
Creating /dev/oracleasm mount point: [ OK ]
Loading module "oracleasm": [ OK ]
Mounting ASMlib driver filesystem: [ OK ]
Scanning system for ASM disks: [ OK ]