svn commit: r350459 - stable/11/sbin/dump
Kirk McKusick
mckusick at FreeBSD.org
Tue Jul 30 23:50:50 UTC 2019
Author: mckusick
Date: Tue Jul 30 23:50:49 2019
New Revision: 350459
URL: https://svnweb.freebsd.org/changeset/base/350459
Log:
MFC of 349032
Clarify -r and -R only usable for level 0 dumps.
Modified:
stable/11/sbin/dump/dump.8
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sbin/dump/dump.8
==============================================================================
--- stable/11/sbin/dump/dump.8 Tue Jul 30 22:41:25 2019 (r350458)
+++ stable/11/sbin/dump/dump.8 Tue Jul 30 23:50:49 2019 (r350459)
@@ -29,7 +29,7 @@
.\" @(#)dump.8 8.3 (Berkeley) 5/1/95
.\" $FreeBSD$
.\"
-.Dd October 3, 2016
+.Dd June 13, 2019
.Dt DUMP 8
.Os
.Sh NAME
@@ -266,6 +266,12 @@ used to update a remote copy of a level 0 dump,
since the date changes for each dump.
This option sets both dates to the epoch, permitting
rsync to be much more efficient when transferring a dump file.
+The
+.Fl r
+option can be used only to create level 0 dumps.
+A dump using the
+.Fl r
+option cannot be used as the basis for a later incremental dump.
.It Fl R
Be even more rsync-friendly.
This option disables the storage of the actual inode access time
@@ -277,6 +283,12 @@ The
.Fl R
option also sets
.Fl r .
+The
+.Fl R
+option can be used only to create level 0 dumps.
+A dump using the
+.Fl R
+option cannot be used as the basis for a later incremental dump.
.It Fl S
Display an estimate of the backup size and the number of
tapes required, and exit without actually performing the dump.
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