Testing/Reports/ARM RPi/Duplicating a RPi SD Card

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Duplicating a RPi SD Card

• This makes an exact copy of a working SD Card

Equipment used

• RPi and SD Card

Raspberry Pi "B" 512 memory

8GB class 10 Sandisk Ultra SD with XFCE and Sugar-Desktop installed (see link)

http://wiki.sugarlabs.org/go/Testing/Reports/ARM_RPi#Test_report_rpfr-f18-rc1.img

• Laptop

"System 76" Gazelle Professional laptop

Intel® Core™ i7-3630QM CPU @ 2.40GHz × 8

Ubuntu 12.10 running gnome classic

Remove Working SD Card from a shutdown RPi and insert it in Laptop SD Slot

• Start "Disks" gnome-disks

Unmount SD (both partitions)

Select "Create Disk Image"

Saved File is Rpi_8GB.img 7.9 GB

Name is optional; name it as you wish: xxxxx.img

• Unmount SD Card in Disks

Compress Rpi_8GB.img (Optional)

NOTE this is an optional step

Do it if you want to share Rpi_8GB.img with others or archive it as a backup.

• right click "Compress select Rpi_8GB.img

rpfr-f18-rc1-a-sd.img.zip 2.3 GB

• This file can be Downloaded Here:

user=sugar password=sugaruser

Extract rpfr-f18-rc1-a-sd.img.zip

• right click on compressed file "archive Manager" Extract

Expand the partition with gparted

• original partitions on restored 8 GB rpfr-f18-rc1-a-sd.img file

mmcblk0p2 partition is ext4

• expanded mmcblk0p2 partition on 16 GB SD card with gparted

Insert 2nd SD Card in Laptop SD Slot

8GB class 10 Sandisk Ultra SD

16GB class 10 Lexar Platinum II SD

used in these examples

• Start "Disks" gnome-disks

select "Restore disk image"

Select rpfr-f18-rc1-a-sd.img.zip and restore it.

• Eject SD Card in "Disks"
• Note do not use the rpfr-f18-rc1-a-sd.img with dd it will fail to work.

Insert the duplicated SD in the Rpi

Plug in RPi power supply cord and it will boot on copied SD Card.

• rpfr-f18-rc1-a-sd.img file created with disk utility from working 8 GB SD card

and then restored with disk utility to a 16 GB SD Card and booted on RPi 512 "b"