ORACLE11g RAC 修改public IP 步骤

备份

cd /u01/app/11.2.0/grid/bin
./ocrconfig -showbackup
./ocrconfig -manualbackup

修改前的IP信息

# PUBLIC HOSTNAMES---公网IP
10.8.8.23 orcb1
10.8.8.24 orcb2
# PRIVATE HOSTNAMES-----心跳IP
10.10.10.1   orcb1-priv
10.10.10.2   orcb2-priv
# VIP HOSTNAMES----VIP 地址
10.8.8.25 orcb1-vip
10.8.8.26 orcb2-vip
# Below are SCAN IP addresses for reference.
# SCAN_IP
10.8.8.21 scan

修改后的IP 信息

# PUBLIC HOSTNAMES---公网IP
10.8.8.123 orcb1
10.8.8.124 orcb2
# PRIVATE HOSTNAMES-----心跳IP
10.10.10.1    orcb1-priv
10.10.10.2    orcb2-priv
# VIP HOSTNAMES----VIP 地址
10.8.8.125 orcb1-vip
10.8.8.126 orcb2-vip
# Below are SCAN IP addresses for reference.
# SCAN_IP
10.8.8.121 scan

停止数据库

cd /u01/app/11.2.0.4/grid/bin
./srvctl stop database -d wforcb

./srvctl stop listener -l LISTENER
./srvctl stop listener -l LISTENER_DG

./srvctl stop scan_listener
./srvctl stop scan


./srvctl stop nodeapps -n orcb1
./srvctl stop nodeapps -n orcb2

修改ip

操心系统修改 网卡 ip 地址。

修改vip

./srvctl config vip -n orcb1
./srvctl modify nodeapps -n orcb -A 10.8.8.123/255.255.255.0/lanxxx
./srvctl config vip -n orcb1


./srvctl config vip -n orcb2
./srvctl modify nodeapps -n orcb2 -A 10.8.8.124/255.255.255.0/lanxxx
./srvctl config vip -n orcb2

scan

./srvctl modify scan -n scan
./srvctl start scan
./srvctl start scan_listener