[openstack-dev] Custom Kernel Parameters passed to VM

Russell Bryant rbryant at redhat.com
Fri Sep 20 13:17:16 UTC 2013


On 09/19/2013 03:40 PM, Alvise Dorigo wrote:
> Hello,
> I'd like to know if this is supposed to work:
> 
> https://wiki.openstack.org/wiki/LibvirtCustomKernelArgs
> 
> I've tried it, passing a custom root partition ("root=/dev/vda2"), but
> cat-ing the file /proc/cmdline in the instantiated virtual machine
> (Debian 7.1, and SL 6.4) I still see "root=/dev/vda".
> 
> There's a bug or something ? there's a workaround to get the custom
> kernel args correctly passed to the vmlinuz AKI image ?

This is not yet supported.  I expect it to go into Icehouse, though.

https://blueprints.launchpad.net/nova/+spec/expose-ramdisk-kernel-and-command-line-via-rest-and-cli

-- 
Russell Bryant



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