1:配置DNS服务器解析和主机host文件
[root@rhel6 ~]# tail /var/named/named.yang.com
node1 IN A 192.168.1.51
node1-priv IN A 192.168.122.51
node1-vip IN A 192.168.1.151
node2 IN A 192.168.1.52
node2-priv IN A 192.168.122.52
node2-vip IN A 192.168.1.152
rac-scan IN A 192.168.1.50
[root@rhel6 ~]# service named restart
停止 named:.[确定]
启动 named:[确定]
2:配置rac节点的host文件,两个节点的内容保持一致
[root@node1 ~]# cat /etc/hosts
127.0.0.1 localhost.localdomain localhost
192.168.1.51 node1.yang.com node1
192.168.1.151 node1-vip.yang.com node1-vip
192.168.122.51 node1-priv.yang.com node1-priv
192.168.1.52 node2.yang.com node2
192.168.1.152 node2-vip.yang.com node2-vip
192.168.122.52 node2-priv.yang.com node1-priv
192.168.1.50 rac-scan.yang.com rac-scan
3:安装相关的rpm包,调整内核参数,两个节点执行相同的操作
[root@node1 ~]# yum -y install sysstat numactl-devel libaio-devel
[root@node1 ~]# yum -y install compat-*
[root@node1 ~]# grep 'limits.so' /etc/pam.d/login
session required pam_limits.so
[root@node2 ~]# tail /etc/security/limits.conf
oracle hard nproc 204800
oracle soft nofile 204800
oracle hard nofile 204800
oracle soft stack 204800
grid soft nproc 204800
grid hard nproc 204800
grid soft nofile 204800
grid hard nofile 204800
grid soft stack 204800
[root@node1 ~]# tail -11 /etc/sysctl.conf
fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 1029347328
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default = 262144
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048586
[root@node1 ~]# sysctl -p
4:校对系统时间,两个节点执行相同的操作
[root@node1 ~]# head -2 /etc/sysconfig/ntpd
# Drop root to id 'ntp:ntp' by default.
OPTIONS="-x -u ntp:ntp -p /var/run/ntpd.pid"
[root@node1 ~]# /usr/sbin/ntpdate -u 192.168.1.100
22 Jan 13:45:28 ntpdate[3377]: step time server 192.168.1.100 offset -37.183698 sec
[root@node1 ~]# echo '01 */01 * * * /usr/sbin/ntpdate -u 192.168.1.100' > /var/spool/cron/root
[root@node1 ~]# service ntpd start
[root@node1 ~]# chkconfig ntpd on
5:创建相关用户,设置环境变量,两个节点执行相同的操作(节点2需要相应的修改ORACLE_SID)
[root@node1 ~]# groupadd oinstall
[root@node1 ~]# groupadd asmadmin
[root@node1 ~]# groupadd asmdba
[root@node1 ~]# groupadd asmoper
[root@node1 ~]# groupadd dba
[root@node1 ~]# groupadd oper
[root@node1 ~]# useradd -g oinstall -G asmadmin,asmdba,asmoper grid
[root@node1 ~]# echo 'oracle' |passwd --stdin grid
Changing password for user grid.
passwd: all authentication tokens updated successfully.
[root@node1 ~]# useradd -g oinstall -G dba,oper,asmdba oracle
[root@node1 ~]# echo 'oracle' |passwd --stdin oracle
Changing password for user oracle.
passwd: all authentication tokens updated successfully.
[root@node1 ~]# cat /home/grid/.bash_profile
# .bash_profile
# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
# User specific environment and startup programs
export ORACLE_SID=+ASM1
export ORACLE_UNQNAME=node1
export ORACLE_HOSTNAME=node1.yang.com
export ORACLE_BASE=/u01/app/grid
export ORACLE_HOME=/u01/app/11.2.0/grid
export ORACLE_TERM=xterm
export NLS_DATE_FORMAT="YYYY-MM-DD-HH24:MI:SS"
export TNS_ADMIN=$ORACLE_HOME/network/admin
export ORA_NLS11=$ORACLE_HOME/nls/data
export PATH=$HOME/bin:$ORACLE_HOME/bin:$PATH
export LD_LIBRARY_PATH=$ORACLE_HOME/lib
export CLASSPATH=$ORACLE_HOME/JRE
export TEMP=/tmp
export TMPDIR=/tmp
umask 022
[root@node1 ~]# cat /home/oracle/.bash_profile
# .bash_profile
# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
# User specific environment and startup programs
export ORACLE_SID=node1
export ORACLE_UNQNAME=node1
export ORACLE_HOSTNAME=node1.yang.com
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/db1
export ORACLE_TERM=xterm
export NLS_DATE_FORMAT="YYYY-MM-DD-HH24:MI:SS"
export TNS_ADMIN=$ORACLE_HOME/network/admin
export ORA_NLS11=$ORACLE_HOME/nls/data
export PATH=$PATH:$HOME/bin:$ORACLE_HOME/bin
export LD_LIBRARY_PATH=$ORACLE_HOME/lib
export CLASSPATH=$ORACLE_HOME/JRE
export TEMP=/tmp
export TMPDIR=/tmp
umask 022
6:安装asm包,两个节点执行相同的操作,创建asm磁盘组
[root@node1 ~]# cat url.txt http://oss.oracle.com/projects/oracleasm-support/dist/files/RPMS/rhel5/amd64/2.1.7/oracleasm-support-2.1.7-1.el5.x86_64.rpm http://download.oracle.com/otn_software/asmlib/oracleasmlib-2.0.4-1.el5.x86_64.rpm http://oss.oracle.com/projects/oracleasm/dist/files/RPMS/rhel5/amd64/2.0.5/2.6.18-164.el5/oracleasm-2.6.18-164.el5-2.0.5-1.el5.x86_64.rpm http://oss.oracle.com/projects/oracleasm/dist/files/RPMS/rhel5/amd64/2.0.5/2.6.18-164.el5/oracleasm-2.6.18-164.el5-debuginfo-2.0.5-1.el5.x86_64.rpm http://oss.oracle.com/projects/oracleasm/dist/files/RPMS/rhel5/amd64/2.0.5/2.6.18-164.el5/oracleasm-2.6.18-164.el5debug-2.0.5-1.el5.x86_64.rpm
[root@node1 ~]# wget -i url.txt
[root@node1 ~]# rpm -ivh oracleasm*
warning: oracleasm-2.6.18-164.el5-2.0.5-1.el5.x86_64.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
Preparing... ########################################### [100%]
1:oracleasm-support ########################################### [ 20%]
2:oracleasm-2.6.18-164.el########################################### [ 40%]
3:oracleasm-2.6.18-164.el########################################### [ 60%]
4:oracleasm-2.6.18-164.el########################################### [ 80%]
5:oracleasmlib ########################################### [100%]
[root@node1 ~]# /usr/sbin/oracleasm configure
ORACLEASM_ENABLED=false
ORACLEASM_UID=
ORACLEASM_GID=
ORACLEASM_SCANBOOT=true
ORACLEASM_SCANORDER=""
ORACLEASM_SCANEXCLUDE=""
[root@node1 ~]# /usr/sbin/oracleasm configure -i
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.
Default user to own the driver interface []: grid
Default group to own the driver interface []: asmadmin
Start Oracle ASM library driver on boot (y/n) [n]: y
Scan for Oracle ASM disks on boot (y/n) [y]: y
Writing Oracle ASM library driver configuration: done
[root@node1 ~]# mkdir -p /u01/app/grid
[root@node1 ~]# mkdir -p /u01/app/11.2.0/grid
[root@node1 ~]# chown -R grid.oinstall /u01
[root@node1 ~]# mkdir -p /u01/app/oracle
[root@node1 ~]# chown -R oracle.oinstall /u01/app/oracle
[root@node1 ~]# chmod -R 775 /u01/
[root@node1 ~]# fdisk -l /dev/sda
Disk /dev/sda: 53.6 GB, 53687091200 bytes
64 heads, 32 sectors/track, 51200 cylinders
Units = cylinders of 2048 * 512 = 1048576 bytes
Device Boot Start End Blocks Id System
/dev/sda1 1 51200 52428784 5 Extended
/dev/sda5 1 1908 1953760 83 Linux
/dev/sda6 1909 3816 1953776 83 Linux
/dev/sda7 3817 5724 1953776 83 Linux
/dev/sda8 5725 34335 29297648 83 Linux
/dev/sda9 34336 51200 17269744 83 Linux
[root@node1 ~]# oracleasm listdisks
CRS1
CRS2
CRS3
DATA
FRA
[root@node2 ~]# oracleasm scandisks
Reloading disk partitions: done
Cleaning any stale ASM disks...
Scanning system for ASM disks...
Instantiating disk "CRS1"
Instantiating disk "CRS2"
Instantiating disk "CRS3"
Instantiating disk "DATA"
Instantiating disk "FRA"
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