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Lately I have been trying to get an openstack node up and running on an Ubuntu VM. For which, I was following a couple of the many guides available online. Everything went well until I found out that I was not able to create a user with an admin role using the nova-manage command. I was trying to run, nova-manage user admin openstack Much to my disappointment, I got the following error,  nova-manage: error: argument category: invalid choice: 'user' (choose from 'version', 'bash-completion', 'project', 'account', 'shell', 'logs', 'service', 'db', 'vm', 'agent', 'cell', 'instance_type', 'host', 'flavor', 'fixed', 'vpn', 'floating', 'network') I was a bit frustrated after going through the wiki for the nova-manage command which said that nova-manage was going away in the Folsom release of openstack, but never said anything about what is go...

Today, I had to move my storage pool in Qemu to some other partition due to low disk space on my root partition. I decided to move it to a directory in my /home partition (I'm used to allocating most of my disk space to the /home partition). First of all, we need to stop libvirtd. /sbin/service libvirtd stop Next, we should move the storage pool to the new location. By default the storage pool is located at /var/lib/libvirt/images . I choose to move it to the directory /home/ausmarton/vm . mv /var/lib/libvirt/images /home/ausmarton/vm Any storage pool that is configured, has an xml file created for itself in /etc/libvirt/storage . So, in our case, we just need to edit the file /etc/libvirt/storage/default.xml . Here, we need to edit the path element which comes under the target element. <path>/var/lib/libvirt/images</path> Now that line should look something like this: <path>/home/ausmarton/vm</path> I would like to point out that /etc/libvirt/storage/ a...