QFA support.

[dump.git] / dump / dump.8.in

diff --git a/dump/dump.8.in b/dump/dump.8.in
index 836585614481ef0e26d65194b613cf5ce82635f0..e16204696be9b56b3435ea5f929f62d6db6ad372 100644 (file)
--- 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 1.23 2001/03/23 14:40:12 stelian Exp $
+.\"    $Id: dump.8.in,v 1.25 2001/04/10 12:46:53 stelian Exp $
 .\"
 .Dd __DATE__
 .Dt DUMP 8
@@ -49,6 +49,7 @@
 .Op Fl F Ar script
 .Op Fl h Ar level
 .Op Fl L Ar label
+.Op Fl Q Ar file
 .Op Fl s Ar feet
 .Op Fl T Ar date
 .Op Fl z Ar compression level
@@ -112,7 +113,7 @@ copy all files new or modified since the
 last dump of a lower level.
 The default level is 9.
 .It Fl B Ar records
-The number of 1 KB blocks per volume.
+The number of 1 kB blocks per volume.
 This option overrides the end-of-media detection, and calculation 
 of tape size based on length and density.
 .It Fl a
@@ -126,7 +127,7 @@ existing tape, or using a tape drive with hardware compression
 .It Fl b Ar blocksize
 The number of kilobytes per dump record.
 Since the IO system slices all requests into chunks of MAXBSIZE
-(typically 64KB), it is not possible to use a larger blocksize
+(typically 64kB), it is not possible to use a larger blocksize
 without having problems later with
 .Xr restore 8 .
 Therefore
@@ -239,6 +240,14 @@ notify all operators in the group
 .Dq operator
 by means similar to a
 .Xr wall 1 .
+.It Fl Q Ar file
+Enable the Quick File Access support. Tape positions for each
+inode are stored into the file
+.Ar file
+which is used by restore (if called with parameter Q and the filename)
+to directly position the tape at the file restore is currently working
+on.  This saves hours when restoring single files from large backups,
+saves the tapes and the drive's head.
 .It Fl s Ar feet
 Attempt to calculate the amount of tape needed at a particular density.
 If this amount is exceeded,