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-rw-r--r--man/lvconvert.8.in14
1 files changed, 12 insertions, 2 deletions
diff --git a/man/lvconvert.8.in b/man/lvconvert.8.in
index 622cc337..43261dac 100644
--- a/man/lvconvert.8.in
+++ b/man/lvconvert.8.in
@@ -17,7 +17,7 @@ LogicalVolume[Path] [PhysicalVolume[Path][:PE[-PE]]...]
.br
.B lvconvert
-\-\-splitmirrors Images \-\-name SplitLogicalVolumeName
+\-\-splitmirrors Images [\-\-name SplitLogicalVolumeName] [\-\-trackchanges]
.br
MirrorLogicalVolume[Path] [SplittablePhysicalVolume[Path][:PE[-PE]]...]
.br
@@ -114,7 +114,8 @@ or has rules that ignore the devices LVM2 creates.
.I \-\-splitmirrors Images
The number of redundant Images of a mirror to be split off and used
to form a new logical volume. A name must be supplied for the
-newly-split-off logical volume using the \-\-name argument.
+newly-split-off logical volume using the \-\-name argument, unless
+the \-\-trackchanges argument is given.
.TP
.I \-n Name
@@ -122,6 +123,15 @@ The name to apply to a logical volume which has been split off from
a mirror logical volume.
.br
+.TP
+.I \-\-trackchanges
+This argument is used along with \-\-splitmirrors when the intention
+is to use the split-off image temporarily in a read-only fashion. Splitting
+off an image in this way allows it to be merged back into the mirror later
+- only resynchronizing those portions of the image that have changed since
+the split occurred. This option is only available to the "raid1" segment
+type.
+.br
.TP
.I \-s, \-\-snapshot