TC6 cloud images available in EC2 and for download

Juerg Haefliger juergh at
Fri Jun 21 14:11:33 UTC 2013

On Fri, Jun 21, 2013 at 3:12 PM, Matthew Miller
<mattdm at> wrote:
> On Fri, Jun 21, 2013 at 08:55:50AM +0200, Juerg Haefliger wrote:
>> Works for me in OpenStack. Good job Matt! Just one question, can you
>> explain the rational behind the console crazyness?
>> serial=tty0 console=ttyS0,115200n8 console=hvc0 console=tty1
>> For OpenStack, I'd like to see something like the following so that I
>> get console messages on the serial port which can be retrieved via a
>> Nova call. Helps with identifying boot issues in the absence of a
>> 'real' virtual console.
>> console=tty1 console=ttyS0
> Does the crazy line above _not_ work for you in OpenStack? It does for me.

Only partially. In only get the kernel messages in the console log but
none of the other console messages, i.e., init script outputs.


> I posted about this a few days ago, but to recap, the simple line causes
> cloud-init (which wants to write directly to the console) to freak out in
> EC2, where ttyS0 isn't a device. Putting the hvc0 console line first causes
> it to _not_ freak out, and in my quick testing console output still worked
> in OpenStack too.
> The alternative is to write different things to menu.lst for pvgrub and
> extlinux.conf for KVM (or other HVM) use. But that seemed a little too
> "magical".
> --
> Matthew Miller  ☁☁☁  Fedora Cloud Architect  ☁☁☁  <mattdm at>
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