Chapter 1. Introduction

This document provides a workflow to help keep your Red Hat OpenStack Platform 15 environment updated with the latest packages and containers.

This guide provides an upgrade path through the following versions:

Old Overcloud VersionNew Overcloud Version

Red Hat OpenStack Platform 15

Red Hat OpenStack Platform 15.z

1.1. High level workflow

The following table provides an outline of the steps required for the upgrade process:

StepDescription

Updating the undercloud

Update the undercloud to the latest OpenStack Platform 15.z version.

Updating the overcloud

Update the overcloud to the latest OpenStack Platform 15.z version.

Updating the Ceph Storage nodes

Upgrade all Ceph Storage services.

Finalize the upgrade

Run the convergence command to refresh your overcloud stack.