Implementing a comprehensive upgrade procedure

As an administrator user, upgrade components of IBM Fusion HCI System from 2.8.x to 2.9.0. The IBM Fusion HCI System upgrade involves both software and firmware as applicable.

Before you begin

  • Go through the prerequisites before you upgrade. For more information about the prerequisites, see Prerequisites.
  • Go through the following considerations that impact the IBM Fusion HCI System upgrade procedure:
    • Follow the sequence mentioned in the procedure of this topic. Wait for each step to complete before you begin the next step in sequence.
    • Service upgrades are mandatory after the IBM Fusion HCI System software upgrades.
  • Go through the issues related to upgrade. For more information about troubleshooting issues, see Troubleshooting upgrade issues.

About this task

The procedure ensures that IBM Fusion software, data services, and OpenShift® Container Platformare brought up to their most recent version.

Note: Follow the sequence mentioned in this procedure.

Procedure

  1. Upgrade IBM Fusion HCI System management software.
    If you are on 2.8.x and want to upgrade to 2.9.0, see Upgrading IBM Fusion HCI System management software. For procedure to upgrade IBM Fusion HCI System with disaster recover setup, see Upgrading a disaster recovery setup.
  2. Upgrade the storage service. For more information about upgrade, see Upgrading IBM Fusion HCI System services.
  3. Upgrade the Backup & Restore service. For more information about the steps to upgrade, see Upgrading IBM Fusion HCI System services.
  4. Upgrade the Data Cataloging service. For more information about the steps to upgrade, see Upgrading IBM Fusion HCI System services.
  5. Optionally, if you want to upgrade OpenShift Container Platform, see Upgrading OpenShift Container Platform. For more information about Red Hat OpenShift Container Platform, see product documentation Red Hat OpenShift Container Platform or Red Hat OpenShift Container Platform.
    For the supported version of Red Hat OpenShift Container Platform, see https://www.ibm.com/support/pages/node/6829067.

Results

For the hostname convention, see Setting up the DNS and DHCP for IBM Fusion HCI System.

What to do next

  • For all the backup and restore jobs to be successful post upgrade, run the following commands to delete Kafka and Apache Zookeeper pods: 
    
oc delete pod baas-kafka-0 -n baas
oc delete pod baas-zookeeper-0 -n baas
oc delete pod baas-zookeeper-1 -n baas
oc delete pod baas-zookeeper-2 -n baas

    After you run these commands, wait for the pods to restart.

  • Before you proceed to work with IBM Fusion HCI System, go through the known issues and troubleshooting mentioned in Troubleshooting upgrade issues.