doc/mgr/nfs: add note about incomplete ingress

Signed-off-by: Sage Weil <sage@newdream.net>

diff --git a/doc/mgr/nfs.rst b/doc/mgr/nfs.rst
index 14e0cfc89ac3aa742ef6f3164d28265aed23f5c3..8fe112d61531ca6701f5c073464d983047f4ca63 100644 (file)
--- a/doc/mgr/nfs.rst
+++ b/doc/mgr/nfs.rst
@@ -63,6 +63,14 @@ To deploy NFS with a high-availability front-end (virtual IP and load balancer),
 of keepalived and haproxy to provide an high-availability NFS frontend for the NFS
 service.
 
+.. note:: The ingress implementation is not yet complete.  Enabling
+         ingress will deploy multiple ganesha instances and balance
+         load across them, but a host failure will not immediately
+         cause cephadm to deploy a replacement daemon before the NFS
+         grace period expires.  This high-availability functionality
+         is expected to be completed by the Quincy release (March
+         2022).
+
 For more details, refer :ref:`orchestrator-cli-placement-spec` but keep
 in mind that specifying the placement via a YAML file is not supported.