`bwlimit`: `integer (0 - N)` (default=`0`)::

Limit I/O bandwidth (KBytes per second).

`compress`: `(0 | 1 | gzip | lzo)` (default=`0`)::

Compress dump file.

`dumpdir`: `string` ::

Store resulting files to specified directory.

`exclude-path`: `string` ::

Exclude certain files/directories (shell globs).

`ionice`: `integer (0 - 8)` (default=`7`)::

Set CFQ ionice priority.

`lockwait`: `integer (0 - N)` (default=`180`)::

Maximal time to wait for the global lock (minutes).

`mailnotification`: `(always | failure)` (default=`always`)::

Specify when to send an email

`mailto`: `string` ::

Comma-separated list of email addresses that should receive email notifications.

`maxfiles`: `integer (1 - N)` (default=`1`)::

Maximal number of backup files per guest system.

`mode`: `(snapshot | stop | suspend)` (default=`snapshot`)::

Backup mode.

`pigz`: `integer` (default=`0`)::

Use pigz instead of gzip when N>0. N=1 uses half of cores, N>1 uses N as thread count.

`remove`: `boolean` (default=`1`)::

Remove old backup files if there are more than 'maxfiles' backup files.

`script`: `string` ::

Use specified hook script.

`stdexcludes`: `boolean` (default=`1`)::

Exclude temporary files and logs.

`stopwait`: `integer (0 - N)` (default=`10`)::

Maximal time to wait until a guest system is stopped (minutes).

`storage`: `string` ::

Store resulting file to this storage.

`tmpdir`: `string` ::

Store temporary files to specified directory.

