ZStone Hyperconverged Node Memory Expansion

Scenario

• Product: ZCF
• Components: ZStack Cloud, ZStone
• ZStack Cloud version: 4.8.x
• ZStone version: 5.2.x
• Deployment: 3 hyperconverged nodes
• Trigger: Physical memory must be expanded one hyperconverged node at a time.

Symptoms

• Three hyperconverged nodes require hardware memory expansion.
• Workload and storage risks must remain controlled during the change.
• Each server must be powered off, upgraded, and verified independently.

Assessment

1. Verify ZStack Cloud and Ceph health before the change.