X-Git-Url: https://git.wh0rd.org/?a=blobdiff_plain;f=dump%2Fdump.8.in;h=54f8251c028df83231f439a29a100db00e1051f8;hb=6169d8400ef19c54b1a5ccc0fec865ade5344f7d;hp=3fa63c102cb54988ab1ffd0d24762d518e1714c7;hpb=0c62667d42afb10ad85e1bbeff43ad2f6a8a4e2a;p=dump.git

diff --git a/dump/dump.8.in b/dump/dump.8.in
index 3fa63c1..54f8251 100644
--- a/dump/dump.8.in
+++ b/dump/dump.8.in
@@ -30,7 +30,7 @@
 .\" 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 1.16 2000/08/19 23:48:10 stelian Exp $
 .\"
 .Dd __DATE__
 .Dt DUMP 8
@@ -40,27 +40,18 @@
 .Nd ext2 filesystem backup
 .Sh SYNOPSIS
 .Nm dump
-.Op Fl 0123456789acknu
+.Op Fl 0123456789ackMnSu
 .Op Fl B Ar records
 .Op Fl b Ar blocksize
 .Op Fl d Ar density
+.Op Fl e Ar inode number
 .Op Fl f Ar file
+.Op Fl F Ar script
 .Op Fl h Ar level
 .Op Fl L Ar label
 .Op Fl s Ar feet
 .Op Fl T Ar date
-.Ar filesystem
-.Nm dump
-.Op Fl 0123456789acknu
-.Op Fl B Ar records
-.Op Fl b Ar blocksize
-.Op Fl d Ar density
-.Op Fl f Ar file
-.Op Fl h Ar level
-.Op Fl L Ar label
-.Op Fl s Ar feet
-.Op Fl T Ar date
-.Ar directory
+.Ar file-to-dump
 .Nm dump
 .Op Fl W Li \&| Fl w
 .Pp
@@ -95,6 +86,16 @@ block count options below.
 By default, the same output file name is used for each volume
 after prompting the operator to change media.
 .Pp
+.Ar file-to-dump
+is either a mountpoint of a filesystem
+or a directory to be backed up as a subset of a filesystem.
+In the former case, either the path to a mounted filesystem
+or the device of an unmounted filesystem can be used.
+In the latter case, certain restrictions are placed on the backup:
+.Fl u
+is not allowed and the only dump level that is supported is
+.Fl 0 .
+.Pp
 The following options are supported by
 .Nm Ns :
 .Bl -tag -width Ds
@@ -111,7 +112,7 @@ tells
 .Nm dump
 to
 copy all files new or modified since the
-last dump of the same or lower level.
+last dump of a lower level.
 The default level is 9.
 .It Fl B Ar records
 The number of 1 KB blocks per volume.
@@ -134,9 +135,16 @@ without having problems later with
 Therefore
 .Nm dump
 will constrain writes to MAXBSIZE.
+The default blocksize is 10.
 .It Fl c
 Change the defaults for use with a cartridge tape drive, with a density
 of 8000 bpi, and a length of 1700 feet.
+.It Fl e Ar inode
+Exclude 
+.Ar inode
+from the dump (you can use 
+.Ar stat 
+to find the inode number for a file or directory).
 .It Fl h Ar level
 Honor the user
 .Dq nodump
@@ -184,6 +192,21 @@ program is
 .Pa /etc/rmt ;
 this can be overridden by the environment variable
 .Ev RMT .
+.It Fl F Ar script
+Run script at the end of each tape. The device name and the
+current volume number are passed on the command line.
+The script must return 0 if 
+.Nm
+should continue without asking the user to change the tape, 1 if 
+.Nm
+dump should continue but ask the user to change the tape. 
+Any other exit code will cause
+.Nm
+to abort.
+For security reasons,
+.Nm
+reverts back to the real user ID and the real group ID before 
+running the script.
 .It Fl k
 Use Kerberos authentication to talk to remote tape servers.  (Only
 available if this option was enabled when
@@ -201,6 +224,14 @@ Note that this label is limited
 to be at most LBLSIZE (currently 16) characters, which must include
 the terminating
 .Ql \e0 .
+.It Fl M
+Enable the multi-volume feature. The name specified with 
+.Fl f 
+is treated as a prefix and 
+.Nm
+writes in sequence to <prefix>001, <prefix>002 etc. This can be
+useful when dumping to files on an ext2 partition, in order to bypass
+the 2GB file size limitation.
 .It Fl n
 Whenever
 .Nm
@@ -218,6 +249,13 @@ prompts for a new tape.
 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 bytes 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
@@ -461,11 +499,9 @@ Starting with 0.4b5, the new maintainer is Stelian Pop
 .Sh AVAILABILITY
 The
 .Nm dump/restore
-backup suit is available for anonymous ftp from tsx-11.mit.edu
-in /pub/linux/ALPHA/ext2fs (development versions) or 
-/pub/linux/packages/ext2fs (stable versions).
-.Pp
-An alternate downloading location is http://perso.cybercable.fr/pop/dump.
+backup suit is available from 
+.br
+http://dump.sourceforge.net
 .Sh HISTORY
 A
 .Nm