Use the procedures in this section to apply minor updates to specific components of your MCP deployment with granular control requiring manual interventions.
Minor updates enable:
Delivering hot fixes to source code of OpenStack, Kubernetes, or MCP Control Plane
Updating packages for an OpenStack service
Updating the OpenContrail 4.x nodes
Applying security patches to operating system components and packages
Updating Virtlet to minor versions within the scope of a major release version
Updating Ceph packages to latest minor versions
Updating StackLight LMA
Note
To update a Kubernetes cluster, refer to Update or upgrade Kubernetes.
The sequence of steps to be completed for the MCP components during a maintenance update is described in the Apply maintenance updates section of the corresponding MCP maintenance update version in MCP Release Notes: Maintenance updates.