Update Ceph cluster¶

You can update Ceph cluster to the latest minor version of Ceph Nautilus by triggering the existing Ceph cluster update.

To update Ceph cluster:

1. Verify that your management cluster is automatically upgraded to the latest Mirantis Container Cloud release:

   1. Log in to the Container Cloud web UI with the writer permissions.

   2. On the bottom of the page, verify the Container Cloud version number.

2. Verify that your managed clusters are updated to the latest Cluster release. For details, see Update a managed cluster.

3. Log in to a local machine running Ubuntu 18.04 where kubectl is installed.

4. Obtain and export kubeconfig of the management cluster as described in Connect to a Mirantis Container Cloud cluster.

5. Open the KaasCephCluster CR for editing:

   kubectl edit kaascephcluster
   

6. Update the version parameter. For example:

   version: 14.2.9
   

7. Obtain and export kubeconfig of the managed clusters as described in Connect to a Mirantis Container Cloud cluster.

8. Repeat the steps 5-7 to update Ceph on every managed cluster.