VxRail: VXR01406E MYSTIC01406E Virtual SAN Health Alarm Advanced Configuration in Sync

Summary: This Knowledge Base article explains the steps to take when the VxRail (Virtual Extensible Infrastructure) alarm VXR01406E / MYSTIC01406E – Virtual SAN (Storage Area Network) Health Alarm ‘Advanced Virtual SAN configuration in sync’ is triggered. ...

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Symptoms

Observed Condition

The system generates the following alarm:

  • VXR01406E / MYSTIC01406E – Virtual SAN Health Alarm “Advanced Virtual SAN configuration in sync”.

Cause

Triggering Condition for VXR01406E / MYSTIC01406E Alarm

The alarm is generated when the vSAN configuration is not consistent across all VxRail hosts within the cluster.

  • Configuration parameters (e.g., network settings, storage policies, cache settings) differ between hosts.
  • Changes applied to one host are not propagated to the remaining hosts.
  • Manual edits or automated scripts that modify vSAN settings on a subset of nodes.
  • Partial or failed cluster re‑configuration operations.

Relevant Error Identifier

Alarm code: VXR01406E / MYSTIC01406E – “Virtual SAN Health Alarm ‘Advanced Virtual SAN configuration in sync’”.

Resolution

Steps to Resolve Advanced vSAN Configuration Sync Alarm (VXR01406E / MYSTIC01406E)

Pre‑Check and Preparation

Warning: Modifying vSAN configuration can trigger data rebalancing and temporary performance impact. Perform these actions during a maintenance window and ensure recent backups exist.

  • Confirm you have vSphere Administrator privileges.
  • Verify that all VxRail hosts are online and reachable.
  • Document the current vSAN settings for each host before making changes.

Identify the Configuration Mismatch

  1. Log in to the vCenter Server using the vSphere Client.
  2. Navigate to Hosts & Clusters > select your VxRail cluster.
  3. Choose Monitor > vSAN > Health .
  4. Locate the alarm titled Advanced vSAN configuration in sync and click Details to view the specific mismatched items.

Additional Resources



Caution: If you are unsure about any configuration change, stop and contact Dell EMC Technical Support. Incorrect vSAN settings can lead to data unavailability.
Note: For further assistance, open a support case or start a chat at Dell Technical Support or call 1-800-782-4362. Include this Knowledge Base article ID when contacting support.

 

Affected Products

Hyper-converged Systems, Servers, VMware VSAN, VxRail Software
Article Properties
Article Number: 000038717
Article Type: Solution
Last Modified: 12 ديسمبر 2025
Version:  6
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