[virt-tools-list] osdict: fedora18 virtioconsole=True & seabios

John Morris john at zultron.com
Sat Jan 11 22:03:44 UTC 2014



On 01/11/2014 01:31 PM, Cole Robinson wrote:
> On 01/10/2014 05:18 PM, John Morris wrote:
>> I'm running an EL6 VM host with virt-manager, recent git.  Rest of tool
>> chain is very close to EL6.
>>
>> In osdict.py, the virtio console is turned on for fedora18.  Of course
>> that requires adjustments to grub.conf when coming from a 'rhel6' or
>> 'fedora17' config.  However, there is still no seabios console output.
>> Is that something I need to adjust in virt-manager, or is it a
>> limitation of EL6's seabios version (0.6.1.2)?
>>
> 
> virtio console is just the desktop friendly default, since with modern systemd
> it will automatically launch getty in the guest, making 'virsh console
> $vmname' Just Work for logging in.

That sounds great.

> In your case it sounds like you just want a traditional serial device: you can
> get that by passing --console pty on the command line. Then your previous
> config should keep working.

My interest in seabios stems from the gPXE option.  I feel like I'm
entering the realm of the pedantic here, sorry, but it would be nice to
set the VM config once, and then after 'virsh start --console $vmname'
have the option of booting either the OS or a PXE environment with the
default settings.

So, are you recommending a traditional serial device because seabios
doesn't know how to handle virtio consoles?

>> Have the developers considered putting the os version configuration from
>> osdict.py into a config file?
>>
> 
> We have begun work to transition to libosinfo for this data, which does allow
> local overrides.

Great!

	John


> 
> - Cole
> 




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