Re: [Qemu-devel] Re: Qemu-devel Digest, Vol 22, Issue 46

[Jim C. Brown]

On Fri, Jan 21, 2005 at 08:53:55PM +0000, Julian Chesterfield wrote:
> 
> 
> On Fri, Jan 21, 2005 at 03:52:43PM +0000, Julian Chesterfield wrote:
> 
> >> My understanding is that Qemu does not support hyperthreading in the 
> >host 
> >> OS.
> >
> >
> >You mean guest OS, right? 
> 
> Actually I was thinking about the host!

Why???

Hyperthreading, or even true SMP, has no effect on qemu whatsoever.

> 
> >It shouldn't make a different if the host OS 
> >uses it
> >or not.
> >
> 
> Excuse my ignorance but is this because there is no 
> potential for parallelising tasks in qemu to take advantage of idle 
> CPU cycles?

I don't know about "potential" ... it is possible, but afaik it isn't done
currently in qemu.

> 
> - Julian
> 
> 
> 
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