Knowledge BaseSolutionsHCI Ultimate upgrade from 2.2.20 to 2.4.26

HCI Ultimate upgrade from 2.2.20 to 2.4.26

SolutionsHCI · 旗舰版Versions2.2.20 / 2.4.26 / Cloud-4.4.52 / Cloud-4.8.36Article IDKB-100021Updated2026-08-17

Environment

  • Product: HCI
  • Component: Ultimate
  • Objects: Dual management nodes, QEMU, libvirt, and management node high availability
  • Current version: 2.2.20-c76 (Cloud-4.4.52)
  • Target version: 2.4.26-c76 (Cloud-4.8.36)
  • Trigger: The platform version is outdated. The cloud platform and virtualization components must be upgraded while retaining a rollback path in case of failure.

Symptoms

  • The current HCI Ultimate version is outdated.
  • The platform must be upgraded to 2.4.26, together with QEMU and libvirt.
  • If the upgrade fails, rollback to the original platform version must be supported.

Diagnosis

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HCI Ultimate upgrade from 2.2.20 to 2.4.26 | KB-100021 | ZStack Resource Center