When VirtualBox Virtual Machine (Windows) Is Configured For Multiple CPUs, Only One Is Seen (Doc ID 2053256.1)

Last updated on JULY 02, 2017

Applies to:

Oracle VM VirtualBox - Version 3.2 and later
Information in this document applies to any platform.

Symptoms

When a Windows Virtual Machine (VM) in VirtualBox is assigned multiple CPUs user logging into that VM find that only one CPU is displayed. In addition, users may also see high CPU usage on the Windows VM.

Cause

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