This is a direct copy/paste of the output from "partimage --help" in a root terminal.
The material is an appendix to: Disaster Prevention: Make and Restore Backup Images on Windows Disk Drives

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Partition Image (http://www.partimage.org/) version 0.6.4 [stable]
---- distributed under the GPL 2 license (GNU General Public License) ----

Supported file systems:....ext2fs, reiserfs, fat16, fat32, ntfs(exp), hpfs

usage: partimage [options] <action> <device> <image_file>
       partimage <imginfo/restmbr> <image_file>

ex: partimage -z1 -o -d save /dev/hda12 /mnt/backup/redhat-6.2.partimg.gz
ex: partimage restore /dev/hda13 /mnt/backup/suse-6.4.partimg
ex: partimage restmbr /mnt/backup/debian-potato-2.2.partimg.bz2
ex: partimage -z1 -om save /dev/hda9 /mnt/backup/win95-osr2.partimg.gz
ex: partimage imginfo /mnt/backup/debian-potato-2.2.partimg.bz2
ex: partimage -a/dev/hda6#/mnt/partimg#vfat -V1440 save /dev/hda12 /mnt/partimg/redhat-6.2.partimg.gz

Arguments:
* <action>:
  - save: save the partition datas in an image file
  - restore: restore the partition from an image file
  - restmbr: restore a MBR of the image file to an hard disk
  - imginfo: show informations about the image file
* <device>: partition to save/restore (example: /dev/hda1)
* <image_file>: file where data will be read/written. can be very big

Options:
* -z,  --compress     (image file compression level):
  -z0, --compress=0   don't compress: very fast but very big image file
  -z1, --compress=1   compress using gzip: fast and small image file (default)
  -z2, --compress=2   (compress using bzip2: very slow and very small image file):
* -c,  --nocheck      don't check the partition before saving
* -o,  --overwrite    overwrite the existing image file without confirmation
* -d,  --nodesc       don't ask any description for the image file
* -V,  --volume       (split image into multiple volumes files)
  -VX, --volume=X     create volumes with a size of X KB
* -w,  --waitvol      wait for a confirmation after each volume change
* -e,  --erase        erase empty blocks on restore with zero bytes
* -m,  --allowmnt     don't fail if the partition is mounted. Dangerous !
* -M,  --nombr        don't create a backup of the MBR (Mast Boot Record) in the image file
* -h,  --help         show help
* -v,  --version      show version
* -i,  --compilinfo   show compilation options used
* -f,  --finish       (action to do if finished successfully):
  -f0, --finish=0     wait: don't make anything
  -f1, --finish=1     halt (power off) the computer
  -f2, --finish=2     reboot (restart the computer):
  -f3, --finish=3     quit
* -b,  --batch        batch mode: the GUI won't wait for an user action
* -y,  --nosync       don't synchronize the disks at the end of the operation (dangerous)
* -sX, --server=X     give partimaged server's ip address
* -pX, --port=X       give partimaged server's listening port
* -g,  --debug=X      set the debug level to X (default: 1):
* -n,  --nossl        disable SSL in network mode
* -S,  --simulate     simulation of restoration mode
* -aX, --automnt=X    Automatic mount with X options. Read the doc for more details
* -UX  --username=X   Username to authenticate to server
* -PX  --Password=X   Password for authentication of user to server
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