Tip: OpenStack Retrieve usage statictics
While waiting for the Ceilometer project to be ready, nova provides some facilities to retrieve simple statistics. A little overview about the available commands.
Openstack: memory overcommit
I couple of days ago I noticed that I never tested the overcommit capability in OpenStack
Openstack: play with quota
Short introduction to quota in OpenStack.
OpenStack: Auto assign floating IP
It can be really handy to auto assign floating IP addresses to every new instance.
OpenStack block migration
Block migration, the best compromise possible?
Play with OpenStack instance metadata
Nova API metadata.
OpenStack: Nova components HA
I wrote all the missing resource agents related to the nova ecosystem. All the RAs are available on my Github. All the ‘nova’ RAs mainly re-use the structure of the resource agent written by Martin Gerhard Loschwitz from Hastexo. See here.
OpenStack: Glance and Keystone HA
The purpose of this article is to achieve high-availability for some OpenStack components.
Setup Cloud Pipe VPN in OpenStack
This article mainly re-uses the OpenStack official documentation. Since the latter has errors in it, I fixed them. It’s fully functionnal under Ubuntu 12.04 distro.
Delete a tenant in OpenStack
If you are running on OpenStack Essex, you should have some problem to delete a tenant.