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Why does my Windows 7 VM running under Linux' KVM not use all the virtual processors?

asked 2014-04-18 11:05:57 -0500

Awy_shw gravatar image

I hava a problem that in windows 7 VM about the number of vCPU. Then I set up windows instance and give it 8cores, and in windonw7 Device Manager I check out that there are 8 cores. But In cmd.exe execute “wmic->cpu get *" find it out that there are 2 single core, I don't know Why.

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answered 2014-07-25 09:35:42 -0500

it may caused by vcpu topology, look at this bug: ( ,and ( ,give a solution

the blueprint: (

and the wikipage: (

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Asked: 2014-04-18 11:05:57 -0500

Seen: 725 times

Last updated: Apr 18 '14