Created Dienstag 11 Februar 2020
Uncompressed
# dd if=/dev/sda of=/tmp/sdadisk.img
Compressed
# dd if=/dev/vda | gzip -c >/tmp/vdadisk.img.gz
Restore uncompressed image
# dd if=/tmp/sdadisk.img of=/dev/sda
Restore compressed image
# gzip -dc /tmp/vdadisk.img.gz | dd of=/dev/vda