9621 Make createtxg and guid properties public

illumos/illumos-gate@e8d4a73c868afb740396041be80ed2b141065e76

Reviewed by: Andy Stormont <astormont@racktopsystems.com>
Reviewed by: Paul Dagnelie <pcd@delphix.com>
Reviewed by: Matt Ahrens <matt@delphix.com>
Reviewed by: Yuri Pankov <yuripv@yuripv.net>
Approved by: Robert Mustacchi <rm@joyent.com>
Author:     Josh Paetzel <josh@tcbug.org>

1 files changed, 15 insertions, 0 deletions

diff --git a/man/man1m/zfs.1m b/man/man1m/zfs.1m
index 27d4900eabfb..4ce0ddcad7f1 100644
--- a/man/man1m/zfs.1m
+++ b/man/man1m/zfs.1m
@@ -550,6 +550,13 @@ Compression can be turned on by running:
 .Nm zfs Cm set Sy compression Ns = Ns Sy on Ar dataset .
 The default value is
 .Sy off .
+.It Sy createtxg
+The transaction group (txg) in which the dataset was created.
+Bookmarks have the same
+.Sy createtxg
+as the snapshot they are initially tied to.
+This property is suitable for ordering a list of snapshots,
+e.g. for incremental send and receive.
 .It Sy creation
 The time this dataset was created.
 .It Sy clones
@@ -581,6 +588,14 @@ the dataset tree.
 This value is only available when a
 .Sy filesystem_limit
 has been set somewhere in the tree under which the dataset resides.
+.It Sy guid
+The 64 bit GUID of this dataset or bookmark which does not change over its
+entire lifetime.
+When a snapshot is sent to another pool, the received snapshot has the same
+GUID.
+Thus, the
+.Sy guid
+is suitable to identify a snapshot across pools.
 .It Sy logicalreferenced
 The amount of space that is
 .Qq logically