ZSphere management service fails to start and database user login fails after change_ip

Issue/Introduction

This article helps troubleshoot management service startup and database user login failures after ZSphere change_ip.

Symptoms

• The management service cannot start after change_ip changes the management node IP address.
• The error indicates that the zstack user cannot log in to the database, and login still fails after the password is updated manually.

Environment

• Product: ZVF
• Version: 4.10.26
• Component: ZSphere
• Affected object: management node
• Scenario: For management plane and upgrade issues, confirm the current version, deployment type, storage type, and operation timeline.

Possible causes