OPENSTACK

[root@desktop1 network-scripts]# more ifcfg-br-ex
DEVICE=br-ex
TYPE=OVSBridge
BOOTPROTO=none
DEVICETYPE=ovs
ONBOOT=yes
IPADDR=192.168.80.109
NETMASK=255.255.255.0
GATEWAY=192.168.80.1
DNS1=192.168.80.1

[root@desktop1 network-scripts]# more ifcfg-ens33
DEVICE=ens33
ONBOOT=yes
TYPE=OVSPort
DEVICETYPE=ovs
OVS_BRIDGE=br-ex
BOOTPROTO=none

packstack
--gen-answer-file=GEN_ANSWER_FILE
Generate a template of an answer file.
--answer-file=ANSWER_FILE
Runs the configuration in non-interactive mode,
extracting all information from theconfiguration file.
using this option excludes all other options

virt-host-validate
egrep -c '(vmx|svm)' /proc/cpuinfo
nova service-lis
/var/log/nova/nova-scheduler.log
nova list
grep ^virt_type /etc/nova/nova.conf
nova hypervisor-list
nova host-list
neutron agent-list
nova service-list
nova service-list
glance image-show <image ID of your image>
/var/log/nova/nova-scheduler.log