Re: faster boot with -no-kvm?

David Abrahams
2007-04-12T14:27:36Z

on Thu Apr 12 2007, Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w-AT-public.gmane.org> wrote:

> David Abrahams wrote:
>> When I start my Windows VM with -no-kvm, it seems to boot much more
>> quickly than without.
>
> You probably have acpi enabled in Windows. This causes massive
> slowdowns in kvm; the real fix will unfortunately require you to upgrade
> your hardware.

My physical hardware? Which part?

Is starting the vm with -no-acpi insufficient? I just realized, I
haven't been doing that.

> There is a workaround:
>
> My Computer -> Properties -> Hardware -> Device Manager -> [Whatever's
> under
> Computer, unless it's "Standard PC"] -> Properties -> Update Driver ->
> Not at this time -> Next -> Install
> from a list -> Next -> Don't search -> Next -> Standard PC -> Next.
>
> "Standard PC" is the noacpi HAL.

I'll try that, thanks.

>> Also there's a long period, right after the VM
>> changes its screen resolution from the 640x480 used for Windows' boot
>> screen to 1280x1024, where the VM's screen goes all white. Is this
>> all normal?
>>
>
> That will be gone in kvm-19.

OK, as long as it's well understood :)

--
Dave Abrahams
Boost Consulting
http://www.boost-consulting.com

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