Oracle 11.2 RAC改IP步骤
参考文档:
How to Modify Public Network Information including VIP in Oracle Clusterware (Doc ID 276434.1)
How to update the IP address of the SCAN VIP resources (ora.scan{n}.vip) (Doc ID 952903.1)
一、检查当前配置:
grid@liuqi2:/home/grid> srvctl config nodeapps
Network exists: 1/132.78.213.0/255.255.255.0/en6, type static
VIP exists: /liuqi1-vip/132.78.213.38/132.78.213.0/255.255.255.0/en6, hosting node liuqi1
VIP exists: /liuqi2-vip/132.78.213.40/132.78.213.0/255.255.255.0/en6, hosting node liuqi2
GSD exists
ONS exists: Local port 6100, remote port 6200, EM port 2016
grid@liuqi2:/home/grid> srvctl config scan
SCAN name: liuqi-cluster-scan, Network: 1/132.78.213.0/255.255.255.0/en6
SCAN VIP name: scan1, IP: /liuqi-cluster-scan/132.78.213.41
grid@liuqi2:/home/grid> srvctl config network
Network exists: 1/132.78.213.0/255.255.255.0/en6, type static
grid@liuqi2:/home/grid> oifcfg getif
en6 132.78.213.0 global public
en7 192.168.1.0 global cluster_interconnect
grid@liuqi2:/home/grid> cat /etc/hosts
127.0.0.1 loopback localhost # loopback (lo0) name/address
::1 loopback localhost # IPv6 loopback (lo0) name/address
132.78.213.37 liuqi1
132.78.213.38 liuqi1-vip
192.168.1.37 liuqi1-priv
132.78.213.39 liuqi2
132.78.213.40 liuqi2-vip
192.168.1.39 liuqi2-priv
132.78.213.41 liuqi-cluster-scan
-------Netbackup-----/
10.13.107.8 MSSM4KA
10.13.107.9 MSSM4KB
10.13.107.88 MSSM4KC
10.13.107.16 NBUMaster
#######NIM#######
132.77.135.4 DS_NIM
二、检查当前状态:
[grid@liuqi1: /home/grid]$crsctl stat res -t
[grid@liuqi1: /home/grid]$cs
确认VIP均ONLINE
grid@liuqi1:/home/grid> ifconfig -a
en5: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 192.168.128.12 netmask 0xffffff00 broadcast 192.168.128.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en6: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 132.78.213.37 netmask 0xffffff00 broadcast 132.78.213.255
inet 132.78.213.38 netmask 0xffffff00 broadcast 132.78.213.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en7: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 192.168.1.37 netmask 0xffffff00 broadcast 192.168.1.255
inet 169.254.38.160 netmask 0xffff0000 broadcast 169.254.255.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 1
lo0: flags=e08084b,c0<UP,BROADCAST,LOOPBACK,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,LARGESEND,CHAIN>
inet 127.0.0.1 netmask 0xff000000 broadcast 127.255.255.255
inet6 ::1%1/0
tcp_sendspace 131072 tcp_recvspace 131072 rfc1323 1
grid@liuqi2:/home/grid> ifconfig -a
en4: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 192.1.2.39 netmask 0xffffff00 broadcast 192.1.2.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en5: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 192.168.128.22 netmask 0xffffff00 broadcast 192.168.128.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en6: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 132.78.213.39 netmask 0xffffff00 broadcast 132.78.213.255
inet 132.78.213.41 netmask 0xffffff00 broadcast 132.78.213.255
inet 132.78.213.40 netmask 0xffffff00 broadcast 132.78.213.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 0
en7: flags=1e080863,c0<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,CHECKSUM_OFFLOAD(ACTIVE),LARGESEND,CHAIN>
inet 192.168.1.39 netmask 0xffffff00 broadcast 192.168.1.255
inet 169.254.10.107 netmask 0xffff0000 broadcast 169.254.255.255
tcp_sendspace 131072 tcp_recvspace 65536 rfc1323 1
lo0: flags=e08084b,c0<UP,BROADCAST,LOOPBACK,RUNNING,SIMPLEX,MULTICAST,GROUPRT,64BIT,LARGESEND,CHAIN>
inet 127.0.0.1 netmask 0xff000000 broadcast 127.255.255.255
inet6 ::1%1/0
tcp_sendspace 131072 tcp_recvspace 131072 rfc1323 1
三、准备:
停数据库全部实例(以oracle用户):
使用srvctl或sqlplus
停SCAN及其LISTENER(以grid用户):
$GRID_HOME/bin/srvctl stop scan_listener
$GRID_HOME/bin/srvctl stop scan
停VIP及其LISTENER(以grid用户):
$GRID_HOME/bin/srvctl stop vip -n liuqi1 -f
$GRID_HOME/bin/srvctl stop vip -n liuqi2 -f
确认数据库已停、SCANIP、VIP、所有LISTENER为offline状态
修改OCR中的网卡定义(以grid用户):
#grid用户,对于11gR2需要在所有节点CRS均RUNNING状态下进行,否则会报PRIF-33 and PRIF-32
$GRID_HOME/bin/oifcfg delif -global en6/132.78.213.0
$GRID_HOME/bin/oifcfg delif -global en6/132.77.134.0
$GRID_HOME/bin/oifcfg setif -global en6/132.77.134.128:public
四、操作系统层面修改(以root用户):
修改网卡上的IP地址为新地址
修改/etc/hosts,全部对应新地址:
127.0.0.1 loopback localhost # loopback (lo0) name/address
::1 loopback localhost # IPv6 loopback (lo0) name/address
132.77.134.135 liuqi1
132.77.134.136 liuqi1-vip
192.168.1.37 liuqi1-priv
132.77.134.137 liuqi2
132.77.134.138 liuqi2-vip
192.168.1.39 liuqi2-priv
132.77.134.145 liuqi-cluster-scan
-------Netbackup-----/
10.13.107.8 MSSM4KA
10.13.107.9 MSSM4KB
10.13.107.88 MSSM4KC
10.13.107.16 NBUMaster
#######NIM#######
132.77.135.4 DS_NIM
五、修改VIP及SCAN IP (以root用户):
#srvctl modify nodeapps -n <node> -A <new_vip_address or new_vip_hostname>/<netmask>/<[if1[if2...]]>
srvctl modify nodeapps -n liuqi1 -A liuqi1-vip/255.255.255.128/en6
srvctl modify nodeapps -n liuqi2 -A liuqi2-vip/255.255.255.128/en6
srvctl modify scan -n liuqi-cluster-scan
六、启动VIP、SCAN等 (以grid用户):
$GRID_HOME/bin/srvctl start vip -n liuqi1
$GRID_HOME/bin/srvctl start listener -n liuqi1
$GRID_HOME/bin/srvctl start vip -n liuqi2
$GRID_HOME/bin/srvctl start listener -n liuqi2
$GRID_HOME/bin/srvctl start scan
$GRID_HOME/bin/srvctl start scan_listener
检查确认修改
srvctl config nodeapps -a
lsnrctl stat listener_scan1
七、启动 (以oracle用户):
启动数据库
检查local_listener及remote_listener设置,必要的话修改
连接测试
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