2 node ESXi cluster fails to automatically migrate VMs when placed into maintenance mode
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2 node ESXi cluster fails to automatically migrate VMs when placed into maintenance mode

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Article ID: 394680

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Updated On:

Products

VMware vSphere ESXi

Issue/Introduction

 

  • Maintenance mode operation sits at a certain percentage without migrating VMs despite DRS fully automated configuration on the cluster.





    You will see the following within Monitor > DRS > Faults

Environment

VMware vCenter Server

Cause

Resolution

  • To resolve this issue, disable HA admission control in the cluster or add at least 1 additional host.

    To disable HA admission control:

    •  Cluster > Configure > vSphere Availability > Edit 

    • Select the "Admission Control" tab and set "Define host failover capacity by" to "Disabled":

Additional Information

2 ノードの ESXi クラスタにおいて、メンテナンスモード切り替え時に仮想マシンの自動移行 (vMotion) が失敗する (426037) (Japanese)