On Mon, 11 Apr 2022 at 12:59, Default User <hunguponcontent@gmail.com> wrote:
> Then I try to use rsync to make an identical copy of backup device MSD1 on an absolutely identical 4-Tb external usb hard drive,
> labeled MSD2, using this command:
>
> sudo rsync -aAXHxvv --delete --info=progress2,stats2,name2 /media/default/MSD1/ /media/default/MSD2
>
> Here's the problem. Although the size and number of items in each subdirectory on MSD1 and MSD2 seem to be identical, more space in total seems to be taken up on MSD2 than on MSD1:
I suggest to try adding option -S to rsync, and see if that makes
any difference. It might only affect the creation of new files, I'm
unsure about that aspect.
Hi David, thanks for the reply.
I really don't know anything about sparse blocks, but I will check it out and give it a try.