openstack/charm-deployment-guide
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Merge "Add note about awesome Ceph charms"

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Zuul 2020-05-06 15:11:07 +00:00 committed by Gerrit Code Review
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deploy-guide/source/app-upgrade-openstack.rst
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@ -301,7 +301,7 @@ archive pocket". It takes on the following syntax:
``cloud:<ubuntu series>-<openstack-release>``
For example:
For example, for the 'bionic-train' pocket:
``cloud:bionic-train``
@ -334,11 +334,16 @@ The syntax is:
juju config <openstack-charm> openstack-origin=cloud:<cloud-archive-pocket>
Charms whose services are not technically part of the OpenStack project will
use a different charm option. The Ceph charms are a classic example:
use the ``source`` charm option instead. The Ceph charms are a classic example:
.. code:: bash
juju config <ceph-charm> source=cloud:<cloud-archive-pocket>
juju config ceph-mon source=cloud:bionic-train
.. note::
The ceph-osd and ceph-mon charms are able to maintain service availability
during their upgrade.
So to upgrade Cinder across all units (currently running Bionic) from Stein to
Train: