[kwlug-disc] Backup a USB Flash Drive to DVD.

John Driezen jdriezen at sympatico.ca
Tue Jul 13 21:45:59 EDT 2021


I recently purchased the latest version of Eurosoft's PC Check. The 
software came on two 8 GB USB thumb drives.  I would like to know how to 
back the contents of the thumb drives up, preferably to a bootable 
CDROM, which I can not accidently overwrite, as PC Check contains 
options to destructively erase hard drives.

The output of df -hT shows this:

Filesystem     Type      Size  Used Avail Use% Mounted on
/dev/sdh1      vfat      6.5G   63M  6.5G   1% /media/john/EUROSOFT

As you can see, the thumb drive is mostly blank and the files will 
easily fit on a CDR.  PC Check boots to EURODOS, and runs PC Check from 
there.

I know I can use mkisofs to create an iso file containing all the files 
from the mountpoint /media/john/EUROSOFT, and then write that iso file 
to a CDR or DVD-R.  How can I make said CDR or DVD-R bootable?  I did 
read the man page for mkisofs, but find all the options confusing.

John Driezen

jdriezen at sympatico.ca





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