Add a warning about the restriction of gnt-node evacuate

Even though gnt-node evacuate should be able to evacuate all instances
at once, this currently is not the case. Add a warning about this deficit
for the time being.

Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Michele Tartara <mtartara@google.com>

diff --git a/man/gnt-node.rst b/man/gnt-node.rst
index af95a27..8adda3b 100644 (file)
--- a/man/gnt-node.rst
+++ b/man/gnt-node.rst
@@ -131,6 +131,15 @@ Example::
 
     # gnt-node evacuate -I hail node3.example.com
 
+Note that, due to an issue with the iallocator interface, evacuation of
+all instances at once is not yet implemented. Full evacuation can
+currently be achieved by sequentially evacuating primaries and
+secondaries.
+::
+
+    # gnt-node evacuate -p node3.example.com
+    # gnt-node evacuate -s node3.example.com
+
 
 FAILOVER
 ~~~~~~~~