Deprecate dedupditto

This documents, in zpool.8, that dedupditto is deprecated and will be
made to have no effect in a future release.

Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Matthew Ahrens <mahrens@delphix.com>
Signed-off-by: Richard Laager <rlaager@wiktel.com>
Closes #8650

diff --git a/man/man8/zpool.8 b/man/man8/zpool.8
index 6b97c4b0ed0d0c29663efb187faf2552e5b62cad..76bc1cf74530fbc15eac53376193757025786212 100644 (file)
--- a/man/man8/zpool.8
+++ b/man/man8/zpool.8
@@ -806,6 +806,9 @@ such that it is available even if the pool becomes faulted.
 An administrator can provide additional information about a pool using this
 property.
 .It Sy dedupditto Ns = Ns Ar number
+This property is deprecated.  In a future release, it will no longer have any
+effect.
+.Pp
 Threshold for the number of block ditto copies.
 If the reference count for a deduplicated block increases above this number, a
 new ditto copy of this block is automatically stored.