This article summarizes the steps required to upgrade from the newton pike release to the queens release of openstack.
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- This documents expects that your cloud is deployed with the latest newton pike tag(vP.0.0) of the ntnuopenstack repository.
- Your cloud is designed with one of the two architectures:
- Each openstack project have their own VM(s) for their services
- You have a recent mysql backup in case things go south.
- If you want to do a rolling upgrade, the following key should be set in hiera long enough in advance that all hosts have had an puppet-run to apply it:
nova::upgrade_level_compute: 'pike'
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