VM세팅 파라미터 hostname cpu ram hdd ip os role controller.park.com 2 4g sda:30g sdb:20g x.x.x.110/24 centos7.3 controller node compute.park.com 4 4g sda:20g sdb:20g sdc:20g x.x.x.111/24 centos7.3 compute node network.park.com 2 2g sda:20g sdb:20g sdc:20g sdd:10g x.x.x.112/24 centos7.3 network node controller, compute, network 3개 전부 # systemctl disable fierewalld #systemctl stop firewalld #systemctl d..