Hi I want to install Openstack.

• Machine : CentOS 7.5 (KVM on Openstack)
• SPEC : 4core / 16GB
• Openstack version : ocacta

I did bellow action

1. Disabled NetworkManager, SELinux, firewalld
2. Install openstack-ocata [root@inkwon-test-1 yum.repos.d]# yum install centos-release-openstack-ocata -y [root@inkwon-test-1 yum.repos.d]# yum install openstack-packstack -y
3. Make answers & modified [root@inkwon-test-1 ~]# packstack --gen-answer-file ~/answers.txt [root@inkwon-test-1 ~]# cat answers.txt | grep -v '#'

```

CONFIG_SSH_KEY=/root/.ssh/id_rsa.pub

CONFIG_DEFAULT_PASSWORD=

CONFIG_SERVICE_WORKERS=%{::processorcount}

CONFIG_MARIADB_INSTALL=y CONFIG_GLANCE_INSTALL=y CONFIG_CINDER_INSTALL=y

CONFIG_MANILA_INSTALL=n

CONFIG_NOVA_INSTALL=y

CONFIG_NEUTRON_INSTALL=y

CONFIG_HORIZON_INSTALL=y

CONFIG_SWIFT_INSTALL=y

CONFIG_CEILOMETER_INSTALL=n

CONFIG_AODH_INSTALL=n

CONFIG_GNOCCHI_INSTALL=n

CONFIG_PANKO_INSTALL=n

CONFIG_SAHARA_INSTALL=n

CONFIG_HEAT_INSTALL=n

CONFIG_MAGNUM_INSTALL=n

CONFIG_TROVE_INSTALL=n

CONFIG_IRONIC_INSTALL=n

CONFIG_CLIENT_INSTALL=y

CONFIG_NTP_SERVERS=

CONFIG_NAGIOS_INSTALL=n

EXCLUDE_SERVERS=

CONFIG_DEBUG_MODE=n

CONFIG_CONTROLLER_HOST=192.168.0.105

CONFIG_COMPUTE_HOSTS=192.168.0.105

CONFIG_NETWORK_HOSTS=192.168.0.105

CONFIG_VMWARE_BACKEND=n

CONFIG_UNSUPPORTED=n

CONFIG_USE_SUBNETS=n

CONFIG_VCENTER_HOST=

CONFIG_VCENTER_USER=

CONFIG_VCENTER_PASSWORD=

CONFIG_VCENTER_CLUSTER_NAMES=

CONFIG_STORAGE_HOST=192.168.0.105

CONFIG_SAHARA_HOST=192.168.0.105

CONFIG_USE_EPEL=n

CONFIG_REPO=

CONFIG_ENABLE_RDO_TESTING=n

CONFIG_RH_USER=

CONFIG_SATELLITE_URL=

CONFIG_RH_SAT6_SERVER=

CONFIG_RH_PW=

CONFIG_RH_OPTIONAL=y

CONFIG_RH_PROXY=

CONFIG_RH_SAT6_ORG=

CONFIG_RH_SAT6_KEY=

CONFIG_RH_PROXY_PORT=

CONFIG_RH_PROXY_USER=

CONFIG_RH_PROXY_PW=

CONFIG_SATELLITE_USER=

CONFIG_SATELLITE_PW=

CONFIG_SATELLITE_AKEY=

CONFIG_SATELLITE_CACERT=

CONFIG_SATELLITE_PROFILE=

CONFIG_SATELLITE_FLAGS=

CONFIG_SATELLITE_PROXY=

CONFIG_SATELLITE_PROXY_USER=

CONFIG_SATELLITE_PROXY_PW=

CONFIG_SSL_CACERT_FILE=/etc/pki/tls/certs/selfcert.crt

CONFIG_SSL_CACERT_KEY_FILE=/etc/pki/tls/private/selfkey.key

CONFIG_SSL_CERT_DIR=~/packstackca/

CONFIG_SSL_CACERT_SELFSIGN=y

CONFIG_SSL_CERT_SUBJECT_C=--

CONFIG_SSL_CERT_SUBJECT_ST=State

CONFIG_SSL_CERT_SUBJECT_L=City

CONFIG_SSL_CERT_SUBJECT_O=openstack

CONFIG_SSL_CERT_SUBJECT_OU=packstack

CONFIG_SSL_CERT_SUBJECT_CN=inkwon-test-0.novalocal

CONFIG_SSL_CERT_SUBJECT_MAIL=admin@in...

CONFIG_AMQP_BACKEND=rabbitmq

CONFIG_AMQP_HOST=192.168.0.105

CONFIG_AMQP_ENABLE_SSL=n

CONFIG_AMQP_ENABLE_AUTH=n

CONFIG_AMQP_NSS_CERTDB_PW=PW_PLACEHOLDER

CONFIG_AMQP_AUTH_USER=amqp_user

CONFIG_AMQP_AUTH_PASSWORD=PW_PLACEHOLDER

CONFIG_MARIADB_HOST=192.168.0.105

CONFIG_MARIADB_USER=root

CONFIG_MARIADB_PW=67a48bd97f83423a

CONFIG_KEYSTONE_DB_PW=47cfb20c65ac4316

CONFIG_KEYSTONE_DB_PURGE_ENABLE=True

CONFIG_KEYSTONE_REGION=RegionOne

CONFIG_KEYSTONE_ADMIN_TOKEN=73e6d82936294a0093eb1361ac963a87

CONFIG_KEYSTONE_ADMIN_EMAIL=root@localhost

CONFIG_KEYSTONE_ADMIN_USERNAME=admin

CONFIG_KEYSTONE_ADMIN_PW=f47e78bffe164948

CONFIG_KEYSTONE_DEMO_PW=8a140cc88b7d4161

CONFIG_KEYSTONE_API_VERSION=v3

CONFIG_KEYSTONE_TOKEN_FORMAT=FERNET

CONFIG_KEYSTONE_IDENTITY_BACKEND=sql

CONFIG_KEYSTONE_LDAP_URL=ldap://192.168.0.105

CONFIG_KEYSTONE_LDAP_USER_DN=

CONFIG_KEYSTONE_LDAP_USER_PASSWORD=

CONFIG_KEYSTONE_LDAP_SUFFIX=

CONFIG_KEYSTONE_LDAP_QUERY_SCOPE=one

CONFIG_KEYSTONE_LDAP_PAGE_SIZE=-1

CONFIG_KEYSTONE_LDAP_USER_SUBTREE=

CONFIG_KEYSTONE_LDAP_USER_FILTER=

CONFIG_KEYSTONE_LDAP_USER_OBJECTCLASS=

CONFIG_KEYSTONE_LDAP_USER_ID_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_USER_NAME_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_USER_MAIL_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_USER_ENABLED_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_USER_ENABLED_MASK=-1

CONFIG_KEYSTONE_LDAP_USER_ENABLED_DEFAULT=TRUE

CONFIG_KEYSTONE_LDAP_USER_ENABLED_INVERT=n

CONFIG_KEYSTONE_LDAP_USER_ATTRIBUTE_IGNORE=

CONFIG_KEYSTONE_LDAP_USER_DEFAULT_PROJECT_ID_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_USER_ALLOW_CREATE=n

CONFIG_KEYSTONE_LDAP_USER_ALLOW_UPDATE=n

CONFIG_KEYSTONE_LDAP_USER_ALLOW_DELETE=n

CONFIG_KEYSTONE_LDAP_USER_PASS_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_USER_ENABLED_EMULATION_DN=

CONFIG_KEYSTONE_LDAP_USER_ADDITIONAL_ATTRIBUTE_MAPPING=

CONFIG_KEYSTONE_LDAP_GROUP_SUBTREE=

CONFIG_KEYSTONE_LDAP_GROUP_FILTER=

CONFIG_KEYSTONE_LDAP_GROUP_OBJECTCLASS=

CONFIG_KEYSTONE_LDAP_GROUP_ID_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_GROUP_NAME_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_GROUP_MEMBER_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_GROUP_DESC_ATTRIBUTE=

CONFIG_KEYSTONE_LDAP_GROUP_ATTRIBUTE_IGNORE=

CONFIG_KEYSTONE_LDAP_GROUP_ALLOW_CREATE=n

CONFIG_KEYSTONE_LDAP_GROUP_ALLOW_UPDATE=n

CONFIG_KEYSTONE_LDAP_GROUP_ALLOW_DELETE=n

CONFIG_KEYSTONE_LDAP_GROUP_ADDITIONAL_ATTRIBUTE_MAPPING=

CONFIG_KEYSTONE_LDAP_USE_TLS=n

CONFIG_KEYSTONE_LDAP_TLS_CACERTDIR=

CONFIG_KEYSTONE_LDAP_TLS_CACERTFILE=

CONFIG_KEYSTONE_LDAP_TLS_REQ_CERT=demand

CONFIG_GLANCE_DB_PW=7f04a6546ac44d7e

CONFIG_GLANCE_KS_PW=d3487822d8094dc5

CONFIG_GLANCE_BACKEND=file

CONFIG_CINDER_DB_PW=5803fef8b4354bb1

CONFIG_CINDER_DB_PURGE_ENABLE=True

CONFIG_CINDER_KS_PW=5fec4c1374a541e5

CONFIG_CINDER_BACKEND=lvm

CONFIG_CINDER_VOLUMES_CREATE=y

CONFIG_CINDER_VOLUMES_SIZE=20G

CONFIG_CINDER_GLUSTER_MOUNTS=

CONFIG_CINDER_NFS_MOUNTS=

CONFIG_CINDER_NETAPP_LOGIN=

CONFIG_CINDER_NETAPP_PASSWORD=

CONFIG_CINDER_NETAPP_HOSTNAME=

CONFIG_CINDER_NETAPP_SERVER_PORT=80

CONFIG_CINDER_NETAPP_STORAGE_FAMILY=ontap_cluster

CONFIG_CINDER_NETAPP_TRANSPORT_TYPE=http

CONFIG_CINDER_NETAPP_STORAGE_PROTOCOL=nfs

CONFIG_CINDER_NETAPP_SIZE_MULTIPLIER=1.0

CONFIG_CINDER_NETAPP_EXPIRY_THRES_MINUTES=720

CONFIG_CINDER_NETAPP_THRES_AVL_SIZE_PERC_START=20

CONFIG_CINDER_NETAPP_THRES_AVL_SIZE_PERC_STOP=60

CONFIG_CINDER_NETAPP_NFS_SHARES=

CONFIG_CINDER_NETAPP_NFS_SHARES_CONFIG=/etc/cinder/shares.conf

CONFIG_CINDER_NETAPP_VOLUME_LIST=

CONFIG_CINDER_NETAPP_VFILER=

CONFIG_CINDER_NETAPP_PARTNER_BACKEND_NAME=

CONFIG_CINDER_NETAPP_VSERVER=

CONFIG_CINDER_NETAPP_CONTROLLER_IPS=

CONFIG_CINDER_NETAPP_SA_PASSWORD=

CONFIG_CINDER_NETAPP_ESERIES_HOST_TYPE=linux_dm_mp

CONFIG_CINDER_NETAPP_WEBSERVICE_PATH=/devmgr/v2

CONFIG_CINDER_NETAPP_STORAGE_POOLS=

CONFIG_CINDER_SOLIDFIRE_LOGIN=

CONFIG_CINDER_SOLIDFIRE_PASSWORD=

CONFIG_CINDER_SOLIDFIRE_HOSTNAME=

CONFIG_IRONIC_DB_PW=PW_PLACEHOLDER

CONFIG_IRONIC_KS_PW=PW_PLACEHOLDER

CONFIG_NOVA_DB_PURGE_ENABLE=True

CONFIG_NOVA_DB_PW=9e8791d66a624d5e

CONFIG_NOVA_KS_PW=65e3a441deea45fe

CONFIG_NOVA_MANAGE_FLAVORS=y

CONFIG_NOVA_SCHED_CPU_ALLOC_RATIO=16.0

CONFIG_NOVA_SCHED_RAM_ALLOC_RATIO=1.5

CONFIG_NOVA_COMPUTE_MIGRATE_PROTOCOL=tcp

CONFIG_NOVA_COMPUTE_MANAGER=nova.compute.manager.ComputeManager

CONFIG_VNC_SSL_CERT=

CONFIG_VNC_SSL_KEY=

CONFIG_NOVA_PCI_ALIAS=

CONFIG_NOVA_PCI_PASSTHROUGH_WHITELIST=

CONFIG_NOVA_LIBVIRT_VIRT_TYPE=%{::default_hypervisor}

CONFIG_NEUTRON_KS_PW=3fe983d485a14ebd

CONFIG_NEUTRON_DB_PW=117e09fea2db46bd

CONFIG_NEUTRON_L3_EXT_BRIDGE=br-ex

CONFIG_NEUTRON_METADATA_PW=f28a35216abd463a

CONFIG_LBAAS_INSTALL=n

CONFIG_NEUTRON_METERING_AGENT_INSTALL=y

CONFIG_NEUTRON_FWAAS=n

CONFIG_NEUTRON_VPNAAS=n

CONFIG_NEUTRON_ML2_TYPE_DRIVERS=vxlan,flat

CONFIG_NEUTRON_ML2_TENANT_NETWORK_TYPES=vxlan

CONFIG_NEUTRON_ML2_MECHANISM_DRIVERS=openvswitch

CONFIG_NEUTRON_ML2_FLAT_NETWORKS=*

CONFIG_NEUTRON_ML2_VLAN_RANGES=

CONFIG_NEUTRON_ML2_TUNNEL_ID_RANGES=

CONFIG_NEUTRON_ML2_VXLAN_GROUP=

CONFIG_NEUTRON_ML2_VNI_RANGES=10:100

CONFIG_NEUTRON_L2_AGENT=openvswitch

CONFIG_NEUTRON_ML2_SUPPORTED_PCI_VENDOR_DEVS=['15b3:1004', '8086:10ca']

CONFIG_NEUTRON_ML2_SRIOV_INTERFACE_MAPPINGS=

CONFIG_NEUTRON_LB_INTERFACE_MAPPINGS=

CONFIG_NEUTRON_OVS_BRIDGE_MAPPINGS=extnet:br-ex

CONFIG_NEUTRON_OVS_BRIDGE_IFACES=

CONFIG_NEUTRON_OVS_BRIDGES_COMPUTE=

CONFIG_NEUTRON_OVS_EXTERNAL_PHYSNET=extnet

CONFIG_NEUTRON_OVS_TUNNEL_IF=

CONFIG_NEUTRON_OVS_TUNNEL_SUBNETS=

CONFIG_NEUTRON_OVS_VXLAN_UDP_PORT=4789

CONFIG_MANILA_DB_PW=PW_PLACEHOLDER

CONFIG_MANILA_KS_PW=PW_PLACEHOLDER

CONFIG_MANILA_BACKEND=generic

CONFIG_MANILA_NETAPP_DRV_HANDLES_SHARE_SERVERS=false

CONFIG_MANILA_NETAPP_TRANSPORT_TYPE=https

CONFIG_MANILA_NETAPP_LOGIN=admin

CONFIG_MANILA_NETAPP_PASSWORD=

CONFIG_MANILA_NETAPP_SERVER_HOSTNAME=

CONFIG_MANILA_NETAPP_STORAGE_FAMILY=ontap_cluster

CONFIG_MANILA_NETAPP_SERVER_PORT=443

CONFIG_MANILA_NETAPP_AGGREGATE_NAME_SEARCH_PATTERN=(.*)

CONFIG_MANILA_NETAPP_ROOT_VOLUME_AGGREGATE=

CONFIG_MANILA_NETAPP_ROOT_VOLUME_NAME=root

CONFIG_MANILA_NETAPP_VSERVER=

CONFIG_MANILA_GENERIC_DRV_HANDLES_SHARE_SERVERS=true

CONFIG_MANILA_GENERIC_VOLUME_NAME_TEMPLATE=manila-share-%s

CONFIG_MANILA_GENERIC_SHARE_MOUNT_PATH=/shares

CONFIG_MANILA_SERVICE_IMAGE_LOCATION=https://www.dropbox.com/s/vi5oeh10q1qkckh/ubuntu_1204_nfs_cifs.qcow2

CONFIG_MANILA_SERVICE_INSTANCE_USER=ubuntu

CONFIG_MANILA_SERVICE_INSTANCE_PASSWORD=ubuntu

CONFIG_MANILA_NETWORK_TYPE ... (more)