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You may start here https://openstack.redhat.com/Quickstart
with packstack --allinone Juno install on F20 or CentOS 7. Ceilometer will be installed for you.
RDO Juno (IceHouse) support only Neutron, Nova-networking was deprecated on RD0 , I would guess since Havana release. Service installed :-

== Nova services ==
openstack-nova-api:                     active
openstack-nova-cert:                    active
openstack-nova-compute:                 active
openstack-nova-network:                 inactive  (disabled on boot)
openstack-nova-scheduler:               active
openstack-nova-conductor:               active
== Glance services ==
openstack-glance-api:                   active
openstack-glance-registry:              active
== Keystone service ==
openstack-keystone:                     active
== Horizon service ==
openstack-dashboard:                    active
== neutron services ==
neutron-server:                         active
neutron-dhcp-agent:                     active
neutron-l3-agent:                       active
neutron-metadata-agent:                 active
neutron-lbaas-agent:                    inactive  (disabled on boot)
neutron-openvswitch-agent:              active
== Swift services ==
openstack-swift-proxy:                  active
openstack-swift-account:                active
openstack-swift-container:              active
openstack-swift-object:                 active
== Cinder services ==
openstack-cinder-api:                   active
openstack-cinder-scheduler:             active
openstack-cinder-volume:                active
openstack-cinder-backup:                active
== Ceilometer services ==
openstack-ceilometer-api:               active
openstack-ceilometer-central:           active
openstack-ceilometer-compute:           active
openstack-ceilometer-collector:         active
openstack-ceilometer-alarm-notifier:    active
openstack-ceilometer-alarm-evaluator:   active
openstack-ceilometer-notification:      active
== Support services ==
libvirtd:                               active
openvswitch:                            active
dbus:                                   active
target:                                 active
rabbitmq-server:                        active
memcached:                              active

You may start here https://openstack.redhat.com/Quickstart
with packstack --allinone Juno install on F20 or CentOS 7. Ceilometer will be installed for you.
RDO Juno (IceHouse) support only Neutron, Nova-networking was deprecated on RD0 , I would guess since Havana release. Service installed :-

== Nova services ==
openstack-nova-api:                     active
openstack-nova-cert:                    active
openstack-nova-compute:                 active
openstack-nova-network:                 inactive  (disabled on boot)
openstack-nova-scheduler:               active
openstack-nova-conductor:               active
== Glance services ==
openstack-glance-api:                   active
openstack-glance-registry:              active
== Keystone service ==
openstack-keystone:                     active
== Horizon service ==
openstack-dashboard:                    active
== neutron services ==
neutron-server:                         active
neutron-dhcp-agent:                     active
neutron-l3-agent:                       active
neutron-metadata-agent:                 active
neutron-lbaas-agent:                    inactive  (disabled on boot)
neutron-openvswitch-agent:              active
== Swift services ==
openstack-swift-proxy:                  active
openstack-swift-account:                active
openstack-swift-container:              active
openstack-swift-object:                 active
== Cinder services ==
openstack-cinder-api:                   active
openstack-cinder-scheduler:             active
openstack-cinder-volume:                active
openstack-cinder-backup:                active
== Ceilometer services ==
openstack-ceilometer-api:               active
openstack-ceilometer-central:           active
openstack-ceilometer-compute:           active
openstack-ceilometer-collector:         active
openstack-ceilometer-alarm-notifier:    active
openstack-ceilometer-alarm-evaluator:   active
openstack-ceilometer-notification:      active
== Support services ==
libvirtd:                               active
openvswitch:                            active
dbus:                                   active
target:                                 active
rabbitmq-server:                        active
memcached:                              active

In meantime it uses by default VXLAN tunnelling for both AIO && Mutinode Deployment
Regarding your need in "one server as controller+neutron and three other servers as compute nodes" , there is ready and tested solution , described in details here ( for one Compute Node)
http://lxer.com/module/newswire/view/207415/index.html
To update answer file three compute nodes, change one line in answer-file:-

CONFIG_COMPUTE_HOSTS=192.168.1.137,192.168.1.147,192.168.1.157

You may start here https://openstack.redhat.com/Quickstart
with packstack --allinone Juno install on F20 or CentOS 7. Ceilometer will be installed for you.
RDO Juno (IceHouse) support only Neutron, Nova-networking was deprecated on RD0 , I would guess since Havana release. Service installed :-

== Nova services ==
openstack-nova-api:                     active
openstack-nova-cert:                    active
openstack-nova-compute:                 active
openstack-nova-network:                 inactive  (disabled on boot)
openstack-nova-scheduler:               active
openstack-nova-conductor:               active
== Glance services ==
openstack-glance-api:                   active
openstack-glance-registry:              active
== Keystone service ==
openstack-keystone:                     active
== Horizon service ==
openstack-dashboard:                    active
== neutron services ==
neutron-server:                         active
neutron-dhcp-agent:                     active
neutron-l3-agent:                       active
neutron-metadata-agent:                 active
neutron-lbaas-agent:                    inactive  (disabled on boot)
neutron-openvswitch-agent:              active
== Swift services ==
openstack-swift-proxy:                  active
openstack-swift-account:                active
openstack-swift-container:              active
openstack-swift-object:                 active
== Cinder services ==
openstack-cinder-api:                   active
openstack-cinder-scheduler:             active
openstack-cinder-volume:                active
openstack-cinder-backup:                active
== Ceilometer services ==
openstack-ceilometer-api:               active
openstack-ceilometer-central:           active
openstack-ceilometer-compute:           active
openstack-ceilometer-collector:         active
openstack-ceilometer-alarm-notifier:    active
openstack-ceilometer-alarm-evaluator:   active
openstack-ceilometer-notification:      active
== Support services ==
libvirtd:                               active
openvswitch:                            active
dbus:                                   active
target:                                 active
rabbitmq-server:                        active
memcached:                              active

In meantime it uses by default VXLAN tunnelling for both AIO && Mutinode Deployment
Regarding your need in "one server as controller+neutron and three other servers as compute nodes" , there is ready and tested solution , described in details here ( for one Compute Node)
http://lxer.com/module/newswire/view/207415/index.html
To update answer file three for "three compute nodes, nodes" , change only one line in answer-file:-

CONFIG_COMPUTE_HOSTS=192.168.1.137,192.168.1.147,192.168.1.157

Just ignore the part related to Gluster and (or) LVMiSCSI back-ends cinder configuration.

You may start here https://openstack.redhat.com/Quickstart
with packstack --allinone Juno install on F20 or CentOS 7. Ceilometer will be installed for you.
RDO Juno (IceHouse) support only Neutron, Nova-networking was deprecated on RD0 , I would guess since Havana release. Service installed :-

== Nova services ==
openstack-nova-api:                     active
openstack-nova-cert:                    active
openstack-nova-compute:                 active
openstack-nova-network:                 inactive  (disabled on boot)
openstack-nova-scheduler:               active
openstack-nova-conductor:               active
== Glance services ==
openstack-glance-api:                   active
openstack-glance-registry:              active
== Keystone service ==
openstack-keystone:                     active
== Horizon service ==
openstack-dashboard:                    active
== neutron services ==
neutron-server:                         active
neutron-dhcp-agent:                     active
neutron-l3-agent:                       active
neutron-metadata-agent:                 active
neutron-lbaas-agent:                    inactive  (disabled on boot)
neutron-openvswitch-agent:              active
== Swift services ==
openstack-swift-proxy:                  active
openstack-swift-account:                active
openstack-swift-container:              active
openstack-swift-object:                 active
== Cinder services ==
openstack-cinder-api:                   active
openstack-cinder-scheduler:             active
openstack-cinder-volume:                active
openstack-cinder-backup:                active
== Ceilometer services ==
openstack-ceilometer-api:               active
openstack-ceilometer-central:           active
openstack-ceilometer-compute:           active
openstack-ceilometer-collector:         active
openstack-ceilometer-alarm-notifier:    active
openstack-ceilometer-alarm-evaluator:   active
openstack-ceilometer-notification:      active
== Support services ==
libvirtd:                               active
openvswitch:                            active
dbus:                                   active
target:                                 active
rabbitmq-server:                        active
memcached:                              active

In meantime it uses by default VXLAN tunnelling for both AIO && Mutinode Deployment
Regarding your need in "one server as controller+neutron and three other servers as compute nodes" , there is ready and tested solution , described in details here ( for one Compute Node)
http://lxer.com/module/newswire/view/207415/index.html
To update answer file for "three compute nodes" , change only one line in answer-file:-

CONFIG_COMPUTE_HOSTS=192.168.1.137,192.168.1.147,192.168.1.157

Just ignore the part related to Gluster and (or) LVMiSCSI back-ends cinder configuration. How to enable heat :http://docs.openstack.org/juno/install-guide/install/yum/content/heat-install-controller-node.html

You may start here https://openstack.redhat.com/Quickstart
with packstack --allinone Juno install on F20 or CentOS 7. Ceilometer will be installed for you.
RDO Juno (IceHouse) support only Neutron, Nova-networking was deprecated on RD0 , I would guess since Havana release. Service installed :-

== Nova services ==
openstack-nova-api:                     active
openstack-nova-cert:                    active
openstack-nova-compute:                 active
openstack-nova-network:                 inactive  (disabled on boot)
openstack-nova-scheduler:               active
openstack-nova-conductor:               active
== Glance services ==
openstack-glance-api:                   active
openstack-glance-registry:              active
== Keystone service ==
openstack-keystone:                     active
== Horizon service ==
openstack-dashboard:                    active
== neutron services ==
neutron-server:                         active
neutron-dhcp-agent:                     active
neutron-l3-agent:                       active
neutron-metadata-agent:                 active
neutron-lbaas-agent:                    inactive  (disabled on boot)
neutron-openvswitch-agent:              active
== Swift services ==
openstack-swift-proxy:                  active
openstack-swift-account:                active
openstack-swift-container:              active
openstack-swift-object:                 active
== Cinder services ==
openstack-cinder-api:                   active
openstack-cinder-scheduler:             active
openstack-cinder-volume:                active
openstack-cinder-backup:                active
== Ceilometer services ==
openstack-ceilometer-api:               active
openstack-ceilometer-central:           active
openstack-ceilometer-compute:           active
openstack-ceilometer-collector:         active
openstack-ceilometer-alarm-notifier:    active
openstack-ceilometer-alarm-evaluator:   active
openstack-ceilometer-notification:      active
== Support services ==
libvirtd:                               active
openvswitch:                            active
dbus:                                   active
target:                                 active
rabbitmq-server:                        active
memcached:                              active

In meantime it uses by default VXLAN tunnelling for both AIO && Mutinode Deployment
Regarding your need in "one server as controller+neutron and three other servers as compute nodes" , there is ready and tested solution , described in details here ( for one Compute Node)
http://lxer.com/module/newswire/view/207415/index.html
To update answer file for "three compute nodes" , change only one line in answer-file:-

CONFIG_COMPUTE_HOSTS=192.168.1.137,192.168.1.147,192.168.1.157

Just ignore the part related to Gluster and (or) LVMiSCSI back-ends cinder configuration. How to enable heat :http://docs.openstack.org/juno/install-guide/install/yum/content/heat-install-controller-node.html - http://docs.openstack.org/juno/install-guide/install/yum/content/heat-install-controller-node.html

You may start here https://openstack.redhat.com/Quickstart
with packstack --allinone Juno install on F20 or CentOS 7. Ceilometer will be installed for you.
RDO Juno (IceHouse) support only Neutron, Nova-networking was deprecated on RD0 , I would guess since Havana release. Service installed :-

== Nova services ==
openstack-nova-api:                     active
openstack-nova-cert:                    active
openstack-nova-compute:                 active
openstack-nova-network:                 inactive  (disabled on boot)
openstack-nova-scheduler:               active
openstack-nova-conductor:               active
== Glance services ==
openstack-glance-api:                   active
openstack-glance-registry:              active
== Keystone service ==
openstack-keystone:                     active
== Horizon service ==
openstack-dashboard:                    active
== neutron services ==
neutron-server:                         active
neutron-dhcp-agent:                     active
neutron-l3-agent:                       active
neutron-metadata-agent:                 active
neutron-lbaas-agent:                    inactive  (disabled on boot)
neutron-openvswitch-agent:              active
== Swift services ==
openstack-swift-proxy:                  active
openstack-swift-account:                active
openstack-swift-container:              active
openstack-swift-object:                 active
== Cinder services ==
openstack-cinder-api:                   active
openstack-cinder-scheduler:             active
openstack-cinder-volume:                active
openstack-cinder-backup:                active
== Ceilometer services ==
openstack-ceilometer-api:               active
openstack-ceilometer-central:           active
openstack-ceilometer-compute:           active
openstack-ceilometer-collector:         active
openstack-ceilometer-alarm-notifier:    active
openstack-ceilometer-alarm-evaluator:   active
openstack-ceilometer-notification:      active
== Support services ==
libvirtd:                               active
openvswitch:                            active
dbus:                                   active
target:                                 active
rabbitmq-server:                        active
memcached:                              active

In meantime it uses by default VXLAN tunnelling for both AIO && Mutinode Deployment
Regarding your need in "one server as controller+neutron and three other servers as compute nodes" , there is ready and tested solution , described in details here ( for one Compute Node)
http://lxer.com/module/newswire/view/207415/index.html
To update answer file for "three compute nodes" , change only one line in answer-file:-

CONFIG_COMPUTE_HOSTS=192.168.1.137,192.168.1.147,192.168.1.157

Just ignore the part related to Gluster and (or) LVMiSCSI back-ends cinder configuration.
How to enable heat - http://docs.openstack.org/juno/install-guide/install/yum/content/heat-install-controller-node.html