2번 노드 이미지 복제
vboxmanage clonemedium RAC1.vdi RAC2.vdi
네트워크 설정 변경을 위한 설정 화면 실행
gnome-control-center
IP 주소 변경하기
ip addr show vi /etc/sysconfig/network-scripts/ifcfg-<public 인터페이스명> # IPADDR=XXX.XXX.XXX.XXX 부분 변경 vi /etc/sysconfig/network-scripts/ifcfg-<private 인터페이스명> # IPADDR=XXX.XXX.XXX.XXX 부분 변경 systemctl restart network ip addr show
[root@rac1 ~]# ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 08:00:27:52:7a:97 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.111/24 brd 192.168.0.255 scope global enp0s3
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fed5:5e2e/64 scope link
valid_lft forever preferred_lft forever
3: enp0s8: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 08:00:27:fc:0d:d8 brd ff:ff:ff:ff:ff:ff
inet 192.168.5.111/24 brd 192.168.5.255 scope global enp0s8
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fed5:5e38/64 scope link
valid_lft forever preferred_lft forever
[root@rac1 ~]# vi /etc/sysconfig/network-scripts/ifcfg-enp0s3 ... IPADDR=192.168.0.112 ... [root@rac1 ~]# vi /etc/sysconfig/network-scripts/ifcfg-enp0s8 ... IPADDR=192.168.5.112 ...
[root@rac1 ~]# ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 08:00:27:52:7a:97 brd ff:ff:ff:ff:ff:ff
inet 192.168.0.112/24 brd 192.168.0.255 scope global enp0s3
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fed5:5e2e/64 scope link
valid_lft forever preferred_lft forever
3: enp0s8: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:d5:5e:38 brd ff:ff:ff:ff:ff:ff
inet 192.168.5.112/24 brd 192.168.5.255 scope global enp0s8
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fed5:5e38/64 scope link
valid_lft forever preferred_lft forever
hostname 변경
hostnamectl status hostnamectl set-hostname rac2 hostnamectl status
[root@rac1 ~]# hostnamectl status
Static hostname: rac1
Icon name: computer-vm
Chassis: vm
Machine ID: 6e0c8926c41e4a20a84865657d99c26a
Boot ID: 7850cbb5f1d448c5979582672ff7490a
Virtualization: kvm
Operating System: Oracle Linux Server 7.3
CPE OS Name: cpe:/o:oracle:linux:7:3:server
Kernel: Linux 4.1.12-61.1.18.el7uek.x86_64
Architecture: x86-64
[root@rac1 ~]# hostnamectl set-hostname rac2
[root@rac1 ~]# hostnamectl status
Static hostname: rac2
Icon name: computer-vm
Chassis: vm
Machine ID: 6e0c8926c41e4a20a84865657d99c26a
Boot ID: 7850cbb5f1d448c5979582672ff7490a
Virtualization: kvm
Operating System: Oracle Linux Server 7.3
CPE OS Name: cpe:/o:oracle:linux:7:3:server
Kernel: Linux 4.1.12-61.1.18.el7uek.x86_64
Architecture: x86-64
2번 노드 CLI 모드로 변경
systemctl set-default multi-user.target
[root@rac2 ~]# systemctl set-default multi-user.target Removed symlink /etc/systemd/system/default.target. Created symlink from /etc/systemd/system/default.target to /usr/lib/systemd/system/multi-user.target.
