Re: [Qemu-devel] [virt-tools-list] [PATCH] qemu:cpuid: speedup test by 3x times if grub2 is available

[Richard W.M. Jones]

On Thu, Feb 14, 2013 at 05:07:48PM -0200, Eduardo Habkost wrote:
> On Thu, Feb 14, 2013 at 06:41:26PM +0000, Richard W.M. Jones wrote:
> > On Thu, Feb 14, 2013 at 11:41:08AM -0200, Eduardo Habkost wrote:
> > > (CCing virt-tools list in case they have any existing solutions or ideas
> > > on how to make this easier for everybody)
> > 
> > supermin?  http://people.redhat.com/~rjones/supermin/
> > 
> > It already exists on Fedora, Debian & Ubuntu, although it
> > may be known there by its former name of febootstrap.
> > 
> > Try:
> > 
> >   cd /tmp
> >   mkdir supermin.d
> >   supermin -o supermin.d --names bash
> >   supermin-helper -f ext2 supermin.d `uname -m` ./kernel ./initrd 
> > ./appliance
> 
> Here ./kernel and ./initrd are the output of supermin-helper, not input,
> right?

Yup.

> >   qemu-kvm -m 256 -kernel ./kernel -initrd ./initrd -hda ./appliance \
> >     --append "init=/bin/bash root=/dev/hda"
> > 
> > (Substitute 'febootstrap' for 'supermin' and 'febootstrap-supermin-helper'
> > for 'supermin-helper', if using febootstrap 3.x)
> 
> I am not sure this is what I was looking for. The problem is:
> -kernel/-initrd are slow,

OK, reading back up the thread now, I see that DMA was suggested :-)

supermin is probably not what you need in this case.

[...]

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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