[vbox-dev] Can't use more than one vCPU after upgrading to VirtualBox 4.3.x

[Frank Mehnert]

Hi Tal,

On Thursday 26 December 2013 16:52:34 Tal Aloni wrote:
> I have an AMD A8-3850 CPU, which have 4 cores.
> I noticed that v4.3.0 introduced some changes to the CPU core detection
> mechanism, unfortunately, it does not work too well for my CPU, and I can
> no longer present more than 1 vCPU to each virtual machine (with 4.2.x I
> could assign up to 4).
> 
> I'll be glad to provide additional information and tests beta builds if
> necessary, Thanks,

indeed, VBox 4.3.x changed the detection of the number of CPU cores. Could
you provide me a VBox.log file of a VM session? That log file will provide
some more information about your host CPU.

Thanks,

Frank
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