Knowledge BaseTroubleshootingVM instance cannot start after its host restarts

VM instance cannot start after its host restarts

TroubleshootingZCF · CloudVersions3.x-5.5.30Article IDKB-100236Updated2026-08-19

Issue/Introduction

This article describes how to troubleshoot a VM instance that cannot start after its host restarts. It applies to the initial diagnosis and resolution of similar issues in ZStack Cloud.

Environment

  • Product: ZCF
  • Component: Cloud
  • Version: 3.x-5.5.30

Symptoms

The VM instance cannot start normally, and local primary storage is disconnected.

Possible causes

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VM instance cannot start after its host restarts | KB-100236 | ZStack Resource Center