Support Policies for RHEL High Availability Clusters - IBM Power Systems Virtual Server (PowerVS) Virtual Machines as Cluster Members

Contents

• Overview
  • Applicable Environments
  • Recommended Prior Reading
  • Useful References and Guides
  • Introduction
• Policies

Overview

Applicable Environments

• Red Hat Enterprise Linux (RHEL) with the High Availability Add-On
• Using IBM Power Systems Virtual Server (PowerVS) to provide VMs that may serve as High Availability cluster members

Recommended Prior Reading

• General conditions with virtualized cluster members

Useful References and Guides

• Support Policies for RHEL High Availability Clusters
• Content from cloud.ibm.com is not included.Implement RHEL HA Add-On cluster on IBM Power Systems Virtual Server

Introduction

This guide offers Red Hat's policies, requirements, and limitations applicable to the use of IBM Power Virtual Server (PowerVS) virtual machines as members of a RHEL High Availability cluster. Users of RHEL High Availability software components should adhere to these policies by installing only on the approved platforms in order to be eligible to receive assistance from Red Hat Support with the appropriate support subscriptions.

Policies

Consider general conditions for support of RHEL High Availability in virtualization environments

• See: General conditions with virtualized cluster members

IBM Power Virtual Server (PowerVS) VMs as RHEL High Availability members: Red Hat only supports IBM Power Virtual Server (PowerVS) VMs as RHEL High Availability members on the following version or when a particular package version is installed.

• RHEL 8
  • RHEL 8.4.z: Errata RHBA-2023:0503 with the following package(s): fence-agents-ibm-powervs-4.2.1-65.el8_4.11. or later for RHEL 8.4.z.
  • RHEL 8.6: Errata RHBA-2023:0428 with the following package(s): fence-agents-ibm-powervs-4.2.1-89.el8_6.8 or later.
  • RHEL 8.8.z: Supported on RHEL 8.8.z or later.
  • RHEL 8.10.z: Supported on RHEL 8.10.z or later.
• RHEL 9
  • Supported on 9.0 or later.
• RHEL 10
  • Supported on 10.0 or later.

It is supported to run a PowerVS cluster with one x86_64 node in an IBM Virtual Private Cloud (VPC) environment as a dedicated tiebreaker that participates in voting quorum, but does not host any cluster resources.