[fedora-virt] windows 7 guest and acpi/apic with virt-preview

[Emre Erenoglu]

On Thu, Mar 31, 2011 at 5:50 PM, Gianluca Cecchi
<gianluca.cecchi at gmail.com>wrote:

> On Thu, Mar 31, 2011 at 3:25 PM, Cole Robinson <crobinso at redhat.com>
> wrote:
> > That's a virt-manager bug, fixed in the version in f15/rawhide,
> > virt-manager-0.8.7-1. virt-preview will likely get that version soon as
> > well.
> >
> > - Cole
> Ok, thanks.
> Is it a bug of only virt-manager setting or also involving qemu-kvm
> command line?
> I try to explain better:
> - viewing the xml definition, I can see that my vm indeed has the acpi
> setting in features section
> - does this mean that win7 starts with acpi enabled from qemu-kvm
> point of view?
>
> running with --help I can see
> QEMU emulator version 0.14.0 (qemu-kvm-0.14.0), Copyright (c)
> 2003-2008 Fabrice Bellard
>
> and
> i386 target only:
> -win2k-hack     use it when installing Windows 2000 to avoid a disk full
> bug
> -no-fd-bootchk  disable boot signature checking for floppy disks
> -no-acpi        disable ACPI
>
> Does this mean that acpi is set by default in qemu-kvm and when in an
> updated virt-manager I uncheck acpi setting this will involve to run
> the qemu-kvm process with "-no-acpi" ?
>
> what is it exactly intended with "i386 target"?
> In recent virt-manager, even if I create a 32bit win7 guest, by
> default the hypervisor settings are:
> Hypervisor: kvm
> Architecture: x86_64
> Emulator: /usr/bin/qemu-kvm
>
> I have to force i686 during guest creation....
> Thanks,
> Gianluca
>
> BTW: I notice that while I'm creating a test vm to experiment, in
> version  virt-manager-0.8.6-1.fc14.noarch, I'm unable to delete the
> newly created guest (the option is greyed out). i have to run
> virsh undefine testvm
> Instead, pre-existing guests have the option to delete...
> Is this already tracked or do I have to open a bug?
>

Gianluca, what does the device manager of the virtual system show as your
computer? Is it ACPI Multiprocessor PC?  Can you confirm if qemu enabled the
ACPI support by default.

-- 
Emre
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