Sundar Yamunachari wrote:
> Dave Miner wrote:
>>
>>> Understood. I understand what you are looking for in live install. 
>>> The AI will be initiated from boot and we are not planning to run it 
>>> from a live system. We plan to save the profile used for 
>>> installation. It can be used to re-install the system if needed.
>>>
>>
>> Why should the automated installation capability be tied to a boot of 
>> the system?  What actual purpose would such a limitation serve?
>>
>> Dave
> We don't want to get in to the situation of running new binaries on old 
> libraries like live upgrade.
> 

Seems you've made a judgment here about a possible implementation issue 
to cut off a feature.  Not sure I'm buying that yet.

First, even if I accept your argument, it doesn't rule out installing a 
different set of software to an alternate image that's the same release 
as you're already running.  Why would we prevent that?  It's how the 
live CD works, after all, and I've gotta assume most of the development 
unit testing here will in fact work as I'm suggesting.

Second, the design of IPS would seem to obviate some, if not most or all 
of the issue; you might need to get an updated SUNWipkg and a couple of 
dependencies, but little more seems necessary.

Of course, the solution to such problems, where they do exist, is proper 
interfaces.  One thing I really want from the team is to not think of 
the media and the installer(s) as being bound in lockstep.  Interfaces 
within the installer that allow the modules to evolve independently will 
be helpful no matter whether we choose to implement a specific feature 
such this.

Dave

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