Tag Archives: glance

OpenStack Juno Scripted Installation on CentOS 7

Note: the are newer versions of this article: OpenStack Newton – Quick Install on CentOS 7 and also Scripted Installation of OpenStack Mitaka This article shows how to install OpenStack Juno on CentOS 7 with a couple of scripts. If you’ve manually installed OpenStack by following the official documentation, you know that there are many steps: adding… Read More »

OpenStack High Availability – Booting from a Ceph Volume

In this article, we’ll modify our OpenStack Icehouse compute node to be able to use Ceph storage for instances. That means we’ll be able to boot an instance directly off of a volume stored on our Ceph cluster. If you’ve been following along with the entire series, we’ve already built our high availability stack via… Read More »

OpenStack High Availability – Ceph Storage for Cinder and Glance

In this article, we confinue our build of the OpenStack Icehouse high availability controller stack. We’ll build a Ceph storage cluster and use it as the back-end storage for the Cinder block storage service and the Glance image service. In the last article, we built a Swift storage cluster and used that for Glance storage,… Read More »

OpenStack High Availability – Controller Stack

High availability is a must have for enterprise deployment of OpenStack. Not high availability of individual virtual machines (instances), nor high availability of individual compute nodes (hypervisor hosts). I mean high availability of the OpenStack controller stack. True, if the stack falls over, that doesn’t necessarily mean that your instances stop working (especially if you’ve… Read More »