Image Special Drives

killall udiskie

Use a filesystem with CRC Checking.

sudo dd if=/dev/sdc of=DEVICE.IMAGE bs=64M iflag=dsync oflag=dsync

Make more then one image, then sha512sum the images to make sure you have the good data.

Mount Loop Image

• read/write

losetup --partscan --find --show disk.img

• read only

losetup --partscan --find --show --read-only disk.img

• mount

mount /dev/loop0p1 /media/temp

• remove loop device

losetup -d /dev/loop0

Save and Restore Partition Tables

pacman -Sv gptfdisk

• backup

sgdisk --backup=<file> <device> 

• restore

sgdisk --load-backup=<file> <device>

• list

gdisk -l <device>