Windows Server 2016 with more than 638 vCPU is not supported in a VM
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Article ID: 332569
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Updated On:
Products
VMware vSphere ESXi
Issue/Introduction
Windows Server 2016 configured in a VM with more than 638 vCPU may hang or not utilize all vCPUs.
Environment
VMware vSphere 7.0.x
Resolution
To work around this issue;
- Limit number of vCPUs to 638 for VMs with Windows Sever 2016.
- For workloads that require more than 638 vCPUs in a VM, use Windows Server 2019 or later releases.
Feedback
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