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)
- 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
- Uploading now; available later today:--Satellit 14:12, 18 March 2013 (EDT)
- Prebuilt 8 GB SD Card img file with sugar-emulator 0.98.x and xfce
- This file can be Downloaded Here: http://people.sugarlabs.org/Tgillard/rpfr-f18-rc1-a-sd.img.zip
- user=sugar password=sugaruser
- Note do not use the rpfr-f18-rc1-a-sd.img with dd; it will fail to boot.
Extract rpfr-f18-rc1-a-sd.img.zip
- right click on compressed file "archive Manager" Extract
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"
Optional:Expand the ext4 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 "resize"
- Command is not available in "disks"
