.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.\" $Id: dump.8.in,v 1.4 1999/10/30 22:55:51 tiniou Exp $
+.\" $Id: dump.8.in,v 1.5 1999/11/22 19:08:50 tiniou Exp $
.\"
.Dd __DATE__
.Dt DUMP 8
.Nd ext2 filesystem backup
.Sh SYNOPSIS
.Nm dump
-.Op Fl 0123456789acknu
+.Op Fl 0123456789acknSu
.Op Fl B Ar records
.Op Fl b Ar blocksize
.Op Fl d Ar density
.Op Fl T Ar date
.Ar filesystem
.Nm dump
-.Op Fl 0123456789acknu
+.Op Fl 0123456789acknSu
.Op Fl B Ar records
.Op Fl b Ar blocksize
.Op Fl d Ar density
It is recommended to be a bit conservative on this option.
The default tape length is 2300 feet.
.ne 1i
+.It Fl S
+Size estimate. Determine the amount of space
+that is needed to perform the dump without
+actually doing it, and display the estimated
+number of blocks it will take. This is useful
+with incremental dumps to determine how many
+volumes of media will be needed.
.It Fl T Ar date
Use the specified date as the starting time for the dump
instead of the time determined from looking in