A common problem for people who want to try Openstack without a full blown hardware setup is that they have just one network interface. Openstack identifies three distinct networks
Continue reading “Managing Openstack Internal/Data/External network in one interface”
A multitude of Openstack users eventually run into Open vSwitch. Not because they want to, but because they have to. So here is something to deconstruct what Open vSwitch really is, and what it does.
In the words of the Open vSwitch website:
“Open vSwitch is a production quality, multilayer virtual switch licensed under the open source Apache 2.0 license. It is designed to enable massive network automation through programmatic extension, while still supporting standard management interfaces and protocols (e.g. NetFlow, sFlow, SPAN, RSPAN, CLI, LACP, 802.1ag).”
Openstack uses Open vSwitch as its default virtual switch. There are various reasons for this. The primary reason is VLAN support. Open vSwitch is inherently built with VLAN support, and Openstack uses VLANs extensively to differentiate between its virtual networks. Also, Open vSwitch is works very well in a distributed environment. This is extremely important in a platform like…
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Install Debian 7 with partitioning scheme as per your requirements.
Note: Run all the commands as root. We assume that the IP of the Single machine is 10.0.0.1.
Continue reading “OpenStack Icehouse on Debian Wheezy – Single Machine setup”
The Single machine setup has all the services running. Cinder part is to be added in the future.
Install Ubuntu 12.04 with partitioning scheme as per your requirements.
Note: Run all the commands as super-user. We assume that the IP of the Single machine is 10.0.0.1.
Continue reading “OpenStack Havana on Ubuntu 12.04 LTS – Single machine setup”
