Re: Making a localized, educational live-usb version of Netbsd? Possible, and is worth it?

["David Lord" <netbsd%lordynet.org@localhost>]

On 6 Apr 2014 at 15:27, Eric Haszlakiewicz wrote:

> On April 6, 2014 1:52:29 PM EDT, Aleksej Saushev <asau%inbox.ru@localhost> 
> wrote:
> >Eric Haszlakiewicz <erh%nimenees.com@localhost> writes:
> >
> >> On April 6, 2014 7:33:34 AM EDT, Aleksej Saushev <asau%inbox.ru@localhost>
> >wrote:
> >>>Ottavio Caruso <ottavio2006-usenet2012%yahoo.com@localhost> writes:
> >>>
> >>>> On 5 April 2014 16:56, Aleksej Saushev <asau%inbox.ru@localhost> wrote:
> >>>>> LiveCD is of no use to people who have no functional CD drive
> >>>>> or no CD drive at all. This is why it is the wrong approach.
> >>>>
> >>>> By livecd I meant any system which is not installed to local hard
> >>>disk
> >>>> and resets itself after reboot. It doesn't have to boot from a CD,
> >it
> >>>> can boot from any removable media, the principle is the same.
> >>>
> >>>Live CD is significantly different from live USB pen drive and SD
> >card,
> >>>it has to be in a separate category because building it is based on
> >>>completely different principle. Same for live DVD.
> >>
> >> How is it any different? In both cases you create a boot image
> >> that you don't change, and boot it on a machine whose existing

Hi

I must be from a different world?

My usb drives have been writeable, at least from a root
login, and I accidentally destroyed my first one. That is
a big disadvantage but not as important as being able to 
just change config or update as one does with NetBSD on hdd.


David
 

> >> installation you don't change. That seems pretty similar to me.
> >> The fact that in one case the media physically prevents you from
> >modifying it seems largely irrelevant.
> >
> >It is relevant and this is exactly what constitutes major difference
> >when you work on such a project. You don't need to think how to handle
> >various things that require data persistency even if temporal one.
> >Your /tmp and /var are writable from the very beginning as if you are
> >using HDD. This alone makes USB pen drive a lot different to place it
> >into another category.
> 
> Well, you clearly have a different idea of what a "live usb" system is than I 
> do.  I expected it to be something that could be booted repeatedly and have 
> the exact same environment each time (i.e. no changes allowed to the usb 
> storage), while you seem to be talking about just a normal install on a usb 
> stick.
> 
> >Even if you decide to install some additional software, you don't need
> >to create the image from scratch, with USB pen drive you follow the
> >usual
> >routine.
> 
> How the image is created seems to me like something that is not at all 
> relevant to how it is used, and I imagine that 99% of the time will be people 
> *using* a pre-made image, not creating their own.  The times that I've used 
> livecd images the grab-it-and-go feature has been the biggest reason for 
> using it, so I don't care what steps might have been needed to create it.
> 
> Eric
>