Glance api deployed only on a single controller on multi-controller deployment [kolla]
Pierre Riteau
pierre at stackhpc.com
Thu Jul 21 09:41:55 UTC 2022
With the default backend (file), Glance is deployed on a single controller,
because it uses a local Docker volume to store Glance images. This is
explained in the documentation [1]: "By default when using file backend
only one glance-api container can be running". See also the definition
of glance_api_hosts in ansible/group_vars/all.yml.
If you set glance_file_datadir_volume to a non-default path, it is assumed
to be on shared storage and kolla-ansible will automatically use all
glance-api group members.
You can also switch to another backend such as Ceph or Swift.
[1]
https://docs.openstack.org/kolla-ansible/latest/reference/shared-services/glance-guide.html
On Thu, 21 Jul 2022 at 10:57, A Monster <amonster369 at gmail.com> wrote:
> I've deployed openstack xena using kolla ansible on a centos 8 stream
> cluster, using two controller nodes, however I found out after the
> deployment that glance api is not available in one node, I tried
> redeploying but I got the same behavior, although the deployment finished
> without displaying any error.
>
> Thank you. Regards
>
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