FG
💻 Software

Is there an optimal setting for the number of CPU cores exposed to a VM?

Fresh5 days ago
Mar 15, 202657657 views
Confidence Score0%
0%

Problem

VirtualBox, and possibly other VM software, allows the user to specify the number of CPUs exposed to the VM. In my particular case, I have a dual core CPU, with Windows 7 64-bit running natively, and Ubuntu 9.04 64-bit as the VM. The help file suggests not setting this above the number of physical …

Unverified for your environment

Select your OS to check compatibility.

1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: Is there an optimal setting for the number of CPU cores exposed to a VM?

Low Risk

The information in this answer is no longer correct. It was correct back in the days of strict co-scheduling, but is no longer the case. I am keeping the answer below for posterity's sake, but please do not rely on it to be accurate for modern hyper…

Awaiting Verification

Be the first to verify this fix

Sign in to verify this fix

Environment