Sometimes it is useful to create a single playbook or role that does multiple steps, but not steps you want to run every time. You can use ‘tags’ to only include or exclude certain tasks in a playbook. To look at this concept I will use a playbook for creating...
By Chad Morgenstern and Jenny Yang Overview In the blog post Cinder Cheesecake: Things to Consider, we wrote that we would be looking at various failure scenarios. Scenarios that build on one another to give a clear view of what happening in the environment. This...
By Chad Morgenstern and Jenny Yang In the blog post An Introduction to Cheesecake in OpenStack, we spoke to Cinder Cheesecake replication, but we didn’t go into detail about how it works. In summary: Cinder automatically sets up a replication relationship between...
By Chad Morgenstern and Jenny Yang Disasters happen for multiple reasons ranging from site failures to regional failures to human errors. Remember the Hyperscaler site failures over the past few years? If It happens, are you prepared for it? Being at a storage...
Warning: Some of this content may be outdated. For an updated perspective, see There and Back Again: An OpenStack Tale. Written by Goutham Pacha Ravi & Sumit Kumar 53% ! Yup, that’s the percentage of organizations that can tolerate less than an hour of...
