Show Table of Contents Hide Table of Contents English 日本語 English Multi-page HTML Single-page HTML PDF ePub Upgrading Clusters1. Upgrade methods and strategies1.1. Upgrade Strategies1.1.1. In-place Upgrades1.1.2. Blue-green Deployments2. Performing automated in-place cluster upgrades2.1. Upgrade workflow2.2. Prerequisites2.3. Preparing for an upgrade2.3.1. Updating policy definitions2.3.2. Upgrade phases2.3.3. Node upgrade parameters2.3.4. Ansible hooks for upgrades2.3.5. Special considerations for upgrading OpenShift Container Platform2.4. Upgrading to the latest OpenShift Container Platform release2.5. Upgrading OpenShift Container Platform when using containerized GlusterFS2.6. Upgrading optional components2.6.1. Upgrading the EFK Logging Stack2.6.2. Upgrading cluster metrics2.7. Verifying the upgrade3. Performing blue-green cluster upgrades3.1. Preparing for a blue-green upgrade3.1.1. Sharing software entitlements3.1.2. Labeling blue nodes3.1.3. Creating and labeling green nodes3.1.4. Verifying green nodes3.2. Preparing the green nodes3.3. Evacuating and decommissioning blue nodes4. Updating operating systems4.1. Updating the operating system on a host4.1.1. Upgrading Nodes Running OpenShift Container Storage5. Downgrading a cluster5.1. Verifying backups5.2. Shutting down the cluster5.3. Removing RPMs and static pods5.4. Reinstalling RPMs5.5. Bringing OpenShift Container Platform services back online5.6. Verifying the downgradeLegal Notice Red Hat Training A Red Hat training course is available for OpenShift Container Platform Upgrading Clusters OpenShift Container Platform 3.11OpenShift Container Platform 3.11 Upgrading ClustersRed Hat OpenShift Documentation TeamLegal NoticeAbstract Upgrade your OpenShift Container Platform 3.11 cluster with this guide 1. Upgrade methods and strategies Where did the comment section go?Red Hat's documentation publication system recently went through an upgrade to enable speedier, more mobile-friendly content. We decided to re-evaluate our commenting platform to ensure that it meets your expectations and serves as an optimal feedback mechanism. During this redesign, we invite your input on providing feedback on Red Hat documentation via the discussion platform.