[CentOS-virt] How does KVM handle multiple cores?
Guillaume Taglang
taglang at lifebiosystems.com
Mon Nov 22 09:04:54 EST 2010
MargoAndTodd wrote:
> My big concern here is that if I tell it 4 cores on my customer's
> x5650 (6 hardware cores), I will actually get 4 hyperthreaded cores
> for a total of 2 actual cores.
It's how it works, think of kvm as an application. If you tell that it
should use 4 core it's like if you tell it to use 4 processes or
threads. The host operating system will decide which processor core or
thread to use ...
Cheers,
G
--
Guillaume Taglang
Director IT
LIFE Biosystems
phone: +49 6221 438 5367
mobile: +49 176 19 18 17 99
fax: +49 6221 4859521
email: guillaume.taglang at lifebiosystems.com
web: http://lifebiosystems.com
mail: Poststrasse 34 - 69115 Heidelberg - Germany
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Geschäftsführer: Dr. Stephan Brock
Dr. Hartmut Voss
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