[TriLUG] booting off usbstick

[Jonathan Mainguy via TriLUG]

the grub.conf might have the hardware id of old sata disks, you would need
to change that i think.

On Fri, Jul 10, 2020, 5:13 PM Joseph Mack NA3T via TriLUG <trilug at trilug.org>
wrote:

> On Fri, 10 Jul 2020, Joseph Mack NA3T via TriLUG wrote:
>
> > I want to boot off a usb stick on a usb connector internal to a
> computer, so
> > I
> > can use all the drive bays for storage.
> >
> > o I can boot off a live usb stick attached to the internal connector
> >
> > o I can boot off a SATA drive in the drive bay. This has the files that
> I
> > want
> > to boot off in the final configuration.
> >
> > o if I dd the content of the SATA drive to the same usb stick that boots
> the
> > live file system, and have no other disks in the system, the booting
> starts
> > and
> > gets as far as what seems to be loading the SATA drivers, and then
> crashes
> > (the
> > screen fills with what looks to be a dump of the crash).
>
> o if I connect the SATA drive through a SATA to USB converter, the boot
> crashes
> in the same way.
>
> Joe
>
> >
> > I expected the files that boot off the SATA disk to boot just the same
> way
> > when
> > on a usb stick.
> >
> > I've looked around the internet to see what the problem might be without
> > success.
> >
> > I note that all the bootable usb sticks seem to be live filesystems with
> root
> > pivots and squashfs, all of which is beyond me. There aren't any
> webpages
> > saying
> > "here's how to take your current setup and use it to boot off a usb
> stick".
> >
> > I expect the usb stick might have a different bios name (instead of sda,
> it
> > could be sdb...). However I expect this won't be a problem till the
> kernel
> > tries
> > to mount /, in which case I'm expecting an error like "can't mount
> /dev/sdx
> > on /".
> > But I don't get that. Just for the hell of it, in grub I told it that
> root
> > was
> > sda, then sdb ... but they all crashed the same way.
> >
> > I don't know where to go from here. I'd be glad of any suggestions.
> >
> > Thanks Joe
> >
> >
>
> --
> Joseph Mack NA3T EME(B,D), FM05lw North Carolina
> jmack (at) wm7d (dot) net - azimuthal equidistant
> map generator at http://www.wm7d.net/azproj.shtml
> Homepage http://www.austintek.com/ It's GNU/Linux!
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