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diff --git a/doc/source/admin/evacuate.rst b/doc/source/admin/evacuate.rst
index ef9eccd931..18796d9c23 100644
--- a/doc/source/admin/evacuate.rst
+++ b/doc/source/admin/evacuate.rst
@@ -97,3 +97,17 @@ instances up and running.
using a pattern you might want to use the ``--strict`` flag which got introduced
in version 10.2.0 to make sure nova matches the ``FAILED_HOST``
exactly.
+
+.. note::
+ .. code-block:: bash
+
+ +------+--------+--------------+
+ | Name | Status | Task State |
+ +------+--------+--------------+
+ | vm_1 | ACTIVE | powering-off |
+ +------------------------------+
+
+ If the instance task state is not None, evacuation will be possible. However,
+ depending on the ongoing operation, there may be clean up required in other
+ services which the instance was using, such as neutron, cinder, glance, or
+ the storage backend. \ No newline at end of file