I build OpenStack Essex in multi_host and VlanManger.multi_host is documented below. http://docs.openstack.org/trunk/openstack-compute/admin/content/existing-ha-networking-options.htmland, I refer this site. http://oss.fulltrust.co.jp/doc/…

OpenStack has NAT function. It is provided by nova-network service. nova-network service is only one in one OpenStack environment in general. In multi_host mode, nova-network exists in every host which run nova-compute.network connection f…

qemu sample.# prerequisite - Ubuntu Server 12.04 - no kvm(because this is virtual host on VMware) - use cirros image(https://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-disk.img) # it's qcow2 image.# process $ sudo apt-g…

# prerequisite - VMware Workstation 8 - GuestOS:Ubuntu Server 12.04 - Package:qemu, libvirt-bin# condition $sudo virsh -c "qemu:///system" # solution kill 'dmidecode'. dmidecode have some trouble on vmware workstation 8. see below. https:/…