AMQP server on controller is unreachable?

If AMQP server on controller  is unreachable,   move amqp configuration in /etc/nova/nova.conf to default section

[DEFAULT]
notification_driver=ceilometer.compute.nova_notifier
notification_driver=nova.openstack.common.notifier.rpc_notifier
rabbit_host=10.16.28.190
rabbit_port=5672
rabbit_hosts=10.16.28.190:5672
rabbit_use_ssl=False
rabbit_userid=guest
rabbit_password=guest
rabbit_virtual_host=/
rabbit_ha_queues=False

rabbitmq-server fails in allinone install with packstrack?

Error: Could not start Service[rabbitmq-server]: Execution of ‘/usr/bin/systemctl start rabbitmq-server’ returned 1

Possible reason could be your hostname is not set properly.

Update your /etc/hostname and /etc/hosts to start rabbirmq-server

Configure RHEL OSP All in one

RHEL OSP 7 configuration

yum -y install net-tools nano

subscription-manager repos –disable=*
subscription-manager repos –enable=rhel-7-server-rpms
subscription-manager repos –enable=rhel-7-server-rh-common-rpms
subscription-manager repos –enable=rhel-7-server-openstack-6.0-installer-rpms
subscription-manager repos –enable=rhel-server-rhscl-7-rpms
subscription-manager repos –enable=rhel-7-server-openstack-6.0-rpms

yum update -y
systemctl disable NetworkManager
reboot
yum -y install openstack-packstack
packstack –allinone

 

 

Clean RHEL OSP setup

Add below to /etc/yum.conf

clean_requirements_on_remove=1

Remove below

yum -y remove rhel-osp-installer foreman* puppet postgresql* dhcp bind httpd
rm -rf /var/lib/tftpboot /etc/puppet/ /var/lib/puppet/ /var/lib/dhcpd/ /etc/foreman* /var/lib/foreman/ /etc/named/ /var/named/  /var/lib/pgsql /etc/httpd

Remove bridge

ifcfg-br-ex