[DOCS] Add ML tribe node limitation (elastic/x-pack-elasticsearch#1947)
Original commit: elastic/x-pack-elasticsearch@c447fcd89979d1731c72a41653320d2b46c4fb19
@@ -23,14 +23,21 @@ you work with extensively in the beta, make note of all the details so
that you can re-create them successfully.
[float]
-=== {xpackml} features do not support cross cluster search
+=== {xpackml} features do not yet support cross cluster search
-You cannot use cross cluster search in either the {ml} APIs or the {ml}
-features in {kib}.
+At this time, you cannot use cross cluster search in either the {ml} APIs or the
+{ml} features in {kib}.
For more information about cross cluster search,
see {ref}/modules-cross-cluster-search.html[Cross Cluster Search].
+[float]
+=== {xpackml} features are not supported on tribe nodes
+
+You cannot use {ml} features on tribe nodes. For more information about that
+type of node, see
+{ref}/modules-tribe.html[Tribe node].
+
[float]
=== Anomaly Explorer omissions and limitations
//See x-pack-elasticsearch/#844 and x-pack-kibana/#1461
