Almost full Android image of Nexus S

androidBackup.sh

fdisk -l /dev/block/mmcblk0
parted /dev/block/mmcblk0 print all

dd if=/dev/block/mmcblk0 of=/sdcard/mmcblk0gpt0.img bs=512 count=34
cat /dev/block/mmcblk0boot0 > /sdcard/mmcblk0boot0.img
cat /dev/block/mmcblk0boot1 > /sdcard/mmcblk0boot1.img
cat /dev/block/platform/s3c-sdhci.0/by-name/userdata | gzip > /sdcard/userdata.img.gz
cat /dev/block/platform/s3c-sdhci.0/by-name/system | gzip > /sdcard/system.img.gz

cat /proc/mtd

cat /dev/mtd/mtd0 > /sdcard/bootloader.img
cat /dev/mtd/mtd1 > /sdcard/misc.img
cat /dev/mtd/mtd2 > /sdcard/boot.img
cat /dev/mtd/mtd3 > /sdcard/recovery.img
cat /dev/mtd/mtd4 > /sdcard/cache.img
cat /dev/mtd/mtd5 > /sdcard/radio.img
cat /dev/mtd/mtd6 > /sdcard/efs.img

ls -lh /sdcard/*.img*

sync