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echo: rberrypi
to: THE NATURAL PHILOSOPHER
from: ROB MORLEY
date: 2019-02-28 18:06:00
subject: Re: Copying a working SD

On Thu, 28 Feb 2019 15:55:26 +0000
The Natural Philosopher  wrote:
>
> Looking at my Pi the card has two partitions. One is ext4 and is
> mounted on /
>
> The other is on /boot, type vfat
>
> Now, as I understand it, the PI has no boot sector, so all you need
> to do is partition a raw card with anbout 44M as VFAT, and the rest
> as ext 4.
>
> Then copy your existing files from one to the other.
>
> You will need to patch the /etc/fstab on the new card to reflect the
> blockids of the new partitions
>
> Or make the new  partition UUIDS the same as the old SD card
>
> Linux command blkid is your friend here.
>
>
stick the card in a USB card reader then
dd if=/dev/yourusb of=/home/yourname/somefile.img bs=4096
swap cards and
dd if=/home/yourname/somefile.img of=/dev/yourusb bs=4096
no messing around with partitions required

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