----- Original Message -----
> From: "CloudBeyond" <cloudbey...@gmail.com>
> To: openstack-dev@lists.openstack.org
>
> Dear Developers,
>
> Sorry for interrupting if i sent to wrong email group, but i got a problem on
> running Solaris 10 on icehouse openstack.
> I found it is need to disable CPU feature x2apic so that solaris 10 NIC
> could work in KVM as following code in libvirt.xml
>
> <cpu mode="custom" match="exact">
> <model>SandyBridge</model>
> <vendor>Intel</vendor>
> <feature policy='disable' name='x2apic'/>
> </cpu>
>
> if without line
> <feature policy='disable' name='x2apic'/>
> the NIC in Solaris could not work well.
>
> And I try to migrate the KVM libvirt xml to Nova. I found only two options
> to control the result.
>
> First I used default setting cpu_mdoe = None in nova.conf , the Solaris 10
> would keep rebooting before enter desktop env.
>
> And then I set cpu_mode = custom, cpu_model = SandyBridge. Solaris 10 could
> start up but NIC not work.
>
> I also set cpu_mode = host-model, cpu_model = None. Solaris 10 could work
> but NIC not.
>
> I read the code located
> in /usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py. Is that
> possible to do some hacking to customize the cpu feature?
It's possible though as you note requires modification of the driver, if you
want to try and do this in a way that is compatible with other efforts to
handle guest OS specific customizations you might want to review this proposal:
https://review.openstack.org/#/c/133945/4
-Steve
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