[vfio-users] How to let libvirt recognize manual install QEMU?

Eddie Yen missile0407 at gmail.com
Tue Sep 22 08:25:27 UTC 2015


Update:

Still fail to install dracut on Ubuntu, so I decide to give up this step.

Also I tried the ppa source of libvirt and virt-manager, got some problems.

First, I can't call boot menu out on Seabios, and if I added virtio driver
iso into hardware list, bios can't boot because virtio disc is 1st boot
device.
So I can only install Windows 10 with non-virtio drive.
And I know there is a settings that can make Seabios show boot menu, but I
don't know how to edit by using virsh.

Second, looks like it still not included OVMF file inside the libvirt and
virt-manager.Where can I get it? And put where?

Sorry for so many questions

2015-09-21 19:40 GMT+08:00 Eddie Yen <missile0407 at gmail.com>:

> OK, for today's test and included 4 times re-install Ubuntu, now I can
> build VM with virt-manager, thanks for Francesco's repository.
> But not test VFIO bind yet.
>
> Here is a preliminary result:
> First, looks like dracut can't install on Ubuntu, and no longer support on
> Ubuntu 14.04
> Everytime I tried to install dracut by using apt-get, it gets error.
> So I guess that I still need to use pci-stub on Ubuntu.
> A bit of trouble, but there is no other ways.
>
> Second, I found that I didn't get any OVMF binaries after I installed
> QEMU, libvirt, and virt-manager.
> Looks like I need to find out. Which versions of OVMF are stable for
> WIndows 10 right now?
> Because I got movement delay on WIndows 8.1 and 10 with OVMF, and both
> guest and host will crash (screen frozen) randomly.
>
> Does anyone had suggestions?
>
> 2015-09-21 17:24 GMT+08:00 francesco dicarlo <evilsephiroth at gmail.com>:
>
>> you can use this ppa on ubuntu  14.04
>>
>> https://launchpad.net/~jacob/+archive/ubuntu/virtualisation
>>
>> includes also qemu 1.2.0
>>
>> 2015-09-21 10:59 GMT+02:00 Eddie Yen <missile0407 at gmail.com>:
>>
>>> Yes, I successfully installed QEMU with --perfix=/usr, also virt-manager
>>> can recognize QEMU right now.
>>> But there is another problem, bacause virt-manager on Ubuntu's
>>> repository is too old (0.9.3)
>>> Now I'm trying to install it downloaded from website.
>>>
>>> 2015-09-21 16:12 GMT+08:00 Blank Field <ihatethisfield at gmail.com>:
>>>
>>>> If you have virt-manager installed, it greatly simplifies network setup
>>>> and management.
>>>> Also, libvirt searches for qemu binaries in PATH env.variable and those
>>>> binaries should be qemu:qemu user-grouped.
>>>> On Sep 21, 2015 8:17 AM, "Eddie Yen" <missile0407 at gmail.com> wrote:
>>>>
>>>>> Thanks for reply, and you just let me got a point!
>>>>>
>>>>> And the other thing is networking. Recently I'm using qemu-ifup as my
>>>>> virtual NAT network.
>>>>> For now I want to use virtual NAT by qemu-bridge-helper and using on
>>>>> VM script.
>>>>> But I don't know how to write on script.
>>>>>
>>>>> Recently, I'm using:
>>>>>
>>>>> -net tap -net nic,macaddr=<Mac-Address>
>>>>>
>>>>> If I want to use native QEMU virtual network without add qemu-ifup,
>>>>> what should I do?
>>>>>
>>>>> 2015-09-21 12:51 GMT+08:00 Blank Field <ihatethisfield at gmail.com>:
>>>>>
>>>>>> There was <emulator> attribute in the device section, but i am afraid
>>>>>> it's only related to device emulator.
>>>>>> Anyway, i think something's wrong with the paths. Like qemu
>>>>>> make-installed into opt instead of usr-bin. You can make a symlink from
>>>>>> usual usr-bin location of stock old qemu to your fresh install.
>>>>>> On Sep 21, 2015 7:36 AM, "Eddie Yen" <missile0407 at gmail.com> wrote:
>>>>>>
>>>>>>> Hello everyone, I got another question.
>>>>>>>
>>>>>>> I re-installed Ubuntu because it may crash while I'm running VM with
>>>>>>> UEFI mode.
>>>>>>> So this time, I'm trying to install KVM step by step according from
>>>>>>> AW's blog.
>>>>>>>
>>>>>>> But I don't know the QEMU version on Ubuntu repository is 2.4.0 or
>>>>>>> not,
>>>>>>> (According to Launchpad, it wrote 2.0.0)
>>>>>>> So I decided to install kernel and QEMU by manual and install
>>>>>>> libvirt and virt-manager by apt-get.
>>>>>>>
>>>>>>> After that, I found that libvirt can't recognize QEMU during
>>>>>>> creating the VM.
>>>>>>>
>>>>>>> How can I let libvirt to recognize the manual install QEMU?
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> vfio-users mailing list
>>>>>>> vfio-users at redhat.com
>>>>>>> https://www.redhat.com/mailman/listinfo/vfio-users
>>>>>>>
>>>>>>>
>>>>>
>>>
>>> _______________________________________________
>>> vfio-users mailing list
>>> vfio-users at redhat.com
>>> https://www.redhat.com/mailman/listinfo/vfio-users
>>>
>>>
>>
>
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