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[Pádraig Brady <P@xxxxxxxxxxxxxx>]

On 05/24/2012 02:49 PM, Patrick Petit wrote:
> 
> 
> 2012/5/24 Pádraig Brady <P@xxxxxxxxxxxxxx <mailto:P@xxxxxxxxxxxxxx>>
> 
>     On 05/24/2012 01:26 PM, Patrick Petit wrote:
>     > Hi Pádraig,
>     >
>     > Thank you for your reply.
>     >
>     > I applied the suggested  libvirt_inject_partition = -1
>     >
>     > It does change things because it's not complaining about mount error any more but generates further errors down the path in libvirt.py"
> 
>     > 2012-05-24 14:11:54 TRACE nova.compute.manager [instance: a5d5b5c7-093a-4eb4-9d70-d6cfa2b30a31]   File "/usr/lib64/python2.7/site-packages/libvirt.py", line 540, in createWithFlags
>     > 2012-05-24 14:11:54 TRACE nova.compute.manager [instance: a5d5b5c7-093a-4eb4-9d70-d6cfa2b30a31]     if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=self)
>     > 2012-05-24 14:11:54 TRACE nova.compute.manager [instance: a5d5b5c7-093a-4eb4-9d70-d6cfa2b30a31] libvirtError: internal error Process exited while reading console log output: char device redirected to /dev/pts/2
>     > 2012-05-24 14:11:54 TRACE nova.compute.manager [instance: a5d5b5c7-093a-4eb4-9d70-d6cfa2b30a31] Could not allocate dynamic translator buffer
> 
>     That's libvirt specific.
> 
>     Do you have "Virtual Machine" support enabled in your BIOS?
>     If not the fallback mode is currently disallowed by SELinux,
>     and you can enable with: setsebool -P virt_use_execmem=on
> 
>     https://bugzilla.redhat.com/show_bug.cgi?id=753589#c36
> 
>     It's quite a non specific error so it could be something else.
> 
> I am running the all OpenStack in a virtual machine under VBox.
> nova.conf has libvirt_type = qemu
> 
> Disabling SELinux solved the problem.
> Shouldn't that be reported as a bug?

I think the bug referenced above captures the issue sufficiently.
What I've done is to document the specific SELinux setting above,
to enable this mode of operation, in the fedora/epel wiki where
you said you were following the instructions.

cheers,
Pádraig.