Changes
Instructions for disk image preparation:
<pre>
$ cat /proc/partitions
</pre>
<pre>
$ cat /proc/partitions
In the example above attached disk named /dev/sdf and it has 4 partitions: /dev/sdf1, /dev/sdf2, /dev/sdf3, /dev/sdf4
<pre>
$ echo -e "O\nfdisk.layout\nq\n" | sudo fdisk /dev/sdf
# review fdisk.layout file
$ cat fdisk.layout
label: dos
/dev/sdf3 : start= 6055936, size= 194560, type=4
/dev/sdf4 : start= 6250496, size= 976896, type=83
$ cat blkid.layout
/dev/sdf1: UUID="34b4205b-d2b9-4e50-9ea1-c559fdab97d3" TYPE="ext4"
</pre>
Partclone tool supports ext2/3/4, ntfs, fat and many other filesystem types, you can clone disks with Linux or Windows installations
Install required cloning software: "liblz4-tool" and "partclone"
$ sudo partclone.ext4 -c -s /dev/sdf4 | lz4 > part4.ext4.partclone.lz4
</pre>
<pre>
$ md5sum *.layout part*.partclone.lz4 > md5sum
</pre>