Re: [Autotest] [KVM-AUTOTEST PATCH 0/5] KVM test: Support for Parallel install of guest OS

[yogi <anantyog@linux.vnet.ibm.com>]

On Wed, 2010-02-10 at 15:13 -0200, Lucas Meneghel Rodrigues wrote:
> On Wed, 2010-02-10 at 21:53 +0530, yogi wrote:
> > Hello everyone,
> > 
> > I like to submit a set of patches to enable installing multiple guests
> > in parallel.
> 
> Hi Yogi, great to receive your patches!
> 
> > To install multiple guests in parallel the role of the host and the
> > guest need to be changed. In this patch host acts as a client and the
> > guest acts as server, enabling us to install multiple guest at same
> > time. 
> 
> I see your point, but I am concerned that we already have a parallel
> test execution implementation (see control.parallel), so either your
> patchset needs to fit in with the control.parallel approach or we might
> think of another approach. I have thought of some ideas, will check your
> approach and comment about it soon.
The patchet for the control.parallel approach. The current
implementation of unattended installtion using control.parallel just
works for just one guest. The issue is all servers on the host try to
bind to same port and only one succeeds. But making the guests as
servers we could avoid this issue.
> 
> > The present unattended install file (kickstart, xml) need to be modified
> > to make them work with this patch. So i have also included a patch for
> > the kickstart file "RHEL-5-series.ks" and a patch to support Sles11
> > 64-bit guests.  
> 
> I already gave a brief look on the SLES unattended install support and I
> like the approach, maybe we should split your change in:
> 
>  1) Add support to SLES install + add SLES 11 autoinst XML
>  2) Parallel install of guest OS
> 
> 1) is pretty low hanging fruit, we can benefit from it soon, 2) needs
> more care and thought. Even if that means modifying it a little bit
> later, could you split them and send me 1) first so we can get it
> integrated and then 2), which will pass through some rounds of review?
> 
sure will split and send to you, with the changes proposed in the
comments
> > I will be happy to re-implement or modify the patch based to your
> > comments and also extent support for other OS  like windows.
> 
> That's the spirit!
> 
> > Thanks and Regards
> > Yogi
> 
> Thank you very much
> 
> Lucas
>