Image Backup and Restore

Prepare an SSD with a capacity of at least 120 GB.

• Insert the SSD into a USB SSD enclosure.

• Connect the enclosure to the onboard computer via USB.

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• Open the Disks utility.

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• Format the SSD as EXT4.
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• An sda device appears after formatting is complete.
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Backing Up the Image

• Tip

  sdaX is the device created by formatting. It is sda on this example system. On your system, check the string shown after the device in the figure above.

• Mount the USB SSD.
• sudo mount /dev/sdaX /mnt
• Back up the system to the USB SSD.

 sudo rsync -axHAWX --numeric-ids --info=progress2 --exclude={"/dev/","/proc/","/boot","/sys/","/tmp/","/run/","/mnt/","/media/*","/lost+found"} / /mnt

Restoring the Image

sudo mount /dev/sdaX /mnt

sudo rsync -avz --progress /mnt/* /

• Restart the device.
• sudo reboot