accessing a Linux OS on external drive

Vojtěch Polášek krecoun at
Fri Dec 9 07:11:28 UTC 2022


I have questions:

1. how is the SD card reader conected to the computer? Is it internal one?

2. What virtualization software are you using to run the Ubuntu VM?

3. do I understand correctly that you run the Ubuntu VM on a different 
machine than the Asus with 4 GiB of space?


Dne 08. 12. 22 v 23:15 K0LNY_Glenn napsal(a):
> Hi,
> I never see any messages come through this list, so I hope I'm not the only
> one on this list.
> I have a question on accessing a USB drive in Ubuntu running in a VM.
> So I have an old Asus with only a 4GB internal HD, and I installed Debian
> 11.5 on an attached USB drive, because I could not get a desktop installed
> onto 4GB.
> It runs good, the desktop is a bit slow with firefox, but other than that,
> it does what I need.
> I just received a fast 32 GB SD card, and I am wanting to use DD to copy the
> USB partitions over to the SD card.
> The USB drive is a 64 GB USB stick, which I partitioned into two 32 GB
> partitions, and used Rufus to put DVD 1 of Debian onto, then I booted to
> that, and installed Debian onto the other 32 GB partition of the USB stick,
> and as mentioned, works okay, but the SD card would be faster and less
> awkward.
> But when I boot to the Ubuntu and plug in the drives, it sees the SD card,
> but not the USB partitions.
> I did
> sudo lsblk
> and it only shows /dev/sda and its partitions, and /sdb and /sdb1, which is
> the partition on the SD card.
> I've tried
> sudo mount -a
> but that didn't change things.
> And disks in the desktop menus only show the two VM drives, and the SD card.
> Computer in places is the same.
> I am wondering what I'm doing wrong, or not doing.
> I don't think there is a way to copy the partitions on the USB drive while
> they are in use, that is why I'm trying this in Ubuntu.
> Thanks.
> Glenn

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