Owner's Manual

Deployment Guide 35
To permanently disable SELinux:
1 Open your grub.conf file.
2 Locate the kernel command line and add the following option:
selinux=0
For example:
kernel /vmlinuz-2.6.9-22.0.1ELsmp ro root=LABEL=/ apic rhgb quiet
selinux=0
3 Reboot your system.
4 Open a terminal window and log in as root .
5 Copy the /etc/sysconfig/rawdevices file from one of the existing nodes to the same location on the
new node.
6 If you are using the RAW device interface for ASM, type service rawdevices restart to
restart the Raw Devices Service.
7 Open a terminal window and perform the following steps on the new node:
a Ty p e service oracleasm configure
b Type the following inputs for all cluster nodes:
Default user to own the driver interface [ ]: oracle
Default group to own the driver interface [ ]: dba
Start Oracle ASM library driver on boot (y/n) [n]: y
Fix permissions of Oracle ASM disks on boot (y/n) [y]: y
8 Ensure that the new node can access the ASM disks.
In the terminal, type the following and press <Enter>:
service oracleasm scandisks
9 Ensure that the ASM disks are available on the new node.
In the terminal window, type the following and press <Enter>:
service oracleasm listdisks
All available disks on the remaining nodes are listed.
For example:
ASM1
ASM2