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Re: Write an install image to a flash drive?



On Aug 26, 2019 8:59 AM, Jason Mitchell <jmitchel%bigjar.com@localhost> wrote:
>
> On Aug 25, 2019, at 8:26 AM, Rhialto <rhialto%falu.nl@localhost> wrote:
>
> >>  | I _can't imagine_ how many stupid things I just did, but could 
> >>  | someone please tell me how to get that install image onto the 
> >>  | flash drive in a form that will boot?
> >> 
> >> You cannot.  "That" image is in ISO format, which have a booting
> >> method unique in the universe.  You need an image set up for booting
> >> from a memory stick, which is much more similar to a regular drive
> >> than a CD (ISO format).
> > 
> > *Some* BIOSes allow booting USB sticks even if they contain ISO images.
> > I'm certain I've done it a few times with Ubuntu images. But last time I
> > tried it with a NetBSD ISO image, it failed. (But I'm not sure if I
> > actually tried it on the same computer for instance, or if maybe the
> > Ubuntu images contain something special to make this possible).
> > 

I believe it has something to do with the SYSLINUX that makes it possible.

https://en.m.wikipedia.org/wiki/SYSLINUX

> > -Olaf.
> > -- 
> > Olaf 'Rhialto' Seibert -- rhialto at falu dot nl
> > ___  Anyone who is capable of getting themselves made President should on
> > \X/  no account be allowed to do the job.       --Douglas Adams, "THGTTG"
>
> Are you talking about an .iso image on a FAT filesystem or what programs like Rufus (Windows) or Etcher (MacOS) do, which is taking an iso image and writing it to a USB drive. I always assumed that there was some conversion involved, but I could be wrong. Rufus also talks about “hybrid” iso images which have a partition table, apparently.


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