Category Archives: OpenStack

Obstacles for OpenStack: disk_format is not the same as disk_format

I bet you’re wondering about the title and if there’s a typo or some other mistake. I promise, there’s nothing wrong with the title. It’s a result of some research I did in two different environments (Ocata and Rocky), I … Continue reading

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OpenStack with Ceph: orphaned instances part II

If you read my first article about orphaned instances this might be also relevant for you. I’ll just add some more notes to that topic so this article will be rather short. This report applies to a production Ocata environment … Continue reading

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OpenStack with Ceph: failing nova snapshots

I have another experience to share with Stackers that use Ceph as their storage backend. In this environment Ceph is used for Glance, Nova and Cinder. I won’t get into configuration details, I assume you’re familiar with this kind of … Continue reading

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