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-rw-r--r--rdiff-backup/rdiff-backup.14
1 files changed, 4 insertions, 0 deletions
diff --git a/rdiff-backup/rdiff-backup.1 b/rdiff-backup/rdiff-backup.1
index 5d91bde..41cfb24 100644
--- a/rdiff-backup/rdiff-backup.1
+++ b/rdiff-backup/rdiff-backup.1
@@ -202,6 +202,10 @@ instance, when overwriting of a destination path, or when removing
multiple sessions with
.BR \-\-remove-older-than ).
rdiff-backup will generally tell you if it needs this.
+.BR WARNING:
+You can cause data loss if you mis-use this option.
+Furthermore, do NOT use this option when doing a restore, as it will
+DELETE FILES, unless you absolutely know what you are doing.
.TP
.BI "\-\-group-mapping-file " filename
Map group names and ids according the the group mapping file