IBM Support

IBM Cloud Pak System Upgrades for Version 2.3.6

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This document provides upgrade information about IBM Cloud Pak® System Version 2.3.6.

OVERVIEW:
This upgrade must be run with IBMENG.
PREREQUISITES:
  • This upgrade can be applied on 2.3.4.1 interim fix 1 for Gen 4 Intel systems.

FIRMWARE UPDATES:

Gen 3 Intel: W3500

Gen 3 Intel: W3550

 Gen 4 Intel: W4600
The W3500 system model went end-of-life (EOL) in September 2024. The last available IBM Cloud Pak System version for this model is Version 2.3.4.

The W3550 system model went end-of-life (EOL) in June 2024. The last available IBM Cloud Pak System version for this model is Version 2.3.3.6 interim fix 2.
  • Pre-upgrade steps: 3 hours
Automated steps: Around 17 hours
  • PSM (Including vCenter upgrade): 13 hours
  • TOR switch (per device): 60 minutes
  • SAN switches (per device): 45 minutes

Compute Nodes: Around 2 hours per compute node.
Content update: 4 hours
Post Upgrade steps and verification: 8 hours
Notes:
  • The content update involves loading new files only. The customer is responsible for enabling new content for use from the System > Catalog menu.
  • System must on maintenance mode while the upgrade is in progress.
  • 3-hour management UI outage during Platform Systems Manager (PSM) upgrade.
  • Existing workloads continue to run, and new deployments are blocked during the upgrade.
  • To request an upgrade for your system, open a case (Severity 4 only) from the MySupport page.
PRE-UPGRADE QUICK CHECKLIST:
  • Ensure that the uptime of components like switches and  compute nodes is  less than 300 days.  If the uptime is more than 300 days, it is recommended to reboot the component before you proceed with upgrade.
  • Put the rack into maintenance mode.
  • If Callhome is set up, disable it.
    • Select the option not to create a service ticket and not to collect logs.
  • Collect and check system health under System > Troubleshooting.
    • Collect System Logs..., select System Health Check.
    • Run System Health Report.
    • Verify that there are no critical hardware errors or problems.
  • Upload the upgrade package and run Check.
  • Review the known issues before you start the upgrade.
  • If your (client's) system includes a backup schedule, plan maintenance around the backup schedule, or get a client approval to disable backup to allow maintenance to complete, and re-enable the backup upon completion.
POST-UPGRADE QUICK CHECKLIST:
  • Check and verify critical problems and events; if verified, clear them.
  • Remove Maintenance mode.
  • Collect System Health log.
  • Import new content data.
ADDITIONAL INFORMATION:
Related information for IBM Cloud Pak® System releases
http://www.ibm.com/support/docview.wss?uid=ibm10887959
INTEL Gen3 (W3500):
Not Applicable: End-of-Life, September 2024.
INTEL Gen3 (W3550):
Not Applicable: End-of-Life, June 2024.
UPGRADE PACKAGES ON IBM FIX CENTRAL:
Note: Ensure the system is updated with the new pattern type versions and the latest VMware vCenter Appliance build to address the reported security vulnerabilities. For more information on the security vulnerabilities, see https://www.ibm.com/support/pages/node/7229885
Upgrade VMware vCenter appliance to 8.0 update 3e (8.0.3e):
Group Base
Group Base Red Hat Images for IBM Cloud Pak® System
Note: The IBM Cloud Pak® System 2.3.6 and 2.3.4.1 Interim Fix 1 use the same Group Base Red Hat images.

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Document Information

Modified date:
25 July 2025

UID

ibm17229883

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