Hardware Reference
In-Depth Information
8. You might be asked to input your user password so that
sudo
is allowed
to start. The backup process doesn't produce much output as it runs, but a
status report can be produced by pressing
Ctrl
+
T
in the
Terminal
window.
Backing up an SD card in Mac OS X
To restore your SD card from a backup image, repeat the previous steps but use this
command instead at step 7:
$ gzip -dc ~/Desktop/agent_sdcard.img.gz | sudo dd of=/dev/r[disk] bs=4m
If you type the wrong disk you could potentially overwrite your
Mac's internal hard drive without any warning. Do triple check!
The restore image method is also used to write the operating system
images available for download at
http://www.raspberrypi.org/
downloads
directly to the SD card without using NOOBS.
Complete SD card backup in Linux
We'll be making a complete mirror image of your SD card. The data will be stored
in a single compressed file, which should result in a smaller size than that of your
SD card.
