DOCSP-30150 Mention that performance tab doesn't work for QE collections (#621)

* (DOCSP-30150): Mention that the performance tab doesn't work for QE

* update screenshot

* update page title

* address review feedback

* typo

* wording

Author: jeff-allen-mongo

source/images/compass/performance-view-full.png

@@ -1,6 +1,8 @@
-===========
-Performance
-===========
+.. _performance-tab:
+
+==========================
+View Real-Time Performance
+==========================
 
 .. default-domain:: mongodb
 
@@ -10,18 +12,23 @@ Performance
    :depth: 1
    :class: singlecol
 
-.. _performance-tab:
+To access the real-time server performance view:
+
+#. Connect to a deployment.
+
+#. Click :guilabel:`Performance` in the left pane.
 
-Performance Tab
----------------
+Limitations
+-----------
 
-To access the real-time server performance view, click the
-cluster name in the upper left corner and select the
-:guilabel:`Performance` tab.
+- The :guilabel:`Performance` view is not available if you are connected
+  to an :atlas:`Atlas Data Lake </data-lake>`.
 
-.. figure:: /images/compass/performance-view.png
-  :figwidth: 700px
-  :alt: Example of cluster performance view
+- |compass| cannot retrieve performance data for collections that use
+  :ref:`Queryable Encryption <qe-manual-feature-qe>`.
+
+- |compass| shows limited performance data when connected to a
+  :binary:`mongos`.
 
 Server Stats
 ------------
@@ -83,27 +90,26 @@ The :guilabel:`Performance` tab displays various stats:
        operations correspond to a given moment in the charts; i.e. as
        you move over the charts, the corresponding slowest operations
        are displayed in the table. To view the details of a slow
-       operation or :ref:`kill the operation <kill-long-ops>`, click on
+       operation or :ref:`stop the operation <kill-long-ops>`, click on
        the operation.
 
 .. _kill-long-ops:
 
-Kill Slow Operations
+Stop Slow Operations
 --------------------
 
-.. important:: Required Permissions
+You can stop slow operations from the :guilabel:`Performance Tab`.
 
-   On deployments which require
-   :manual:`authentication </core/authentication/>`, to kill operations
-   not owned by the user, the user must have access that includes the
-   :authaction:`killop` privilege action.
+.. important:: Required Permissions
 
-You can kill slow operations from the :guilabel:`Performance Tab`.
+   On deployments that require :manual:`authentication
+   </core/authentication/>`, to stop operations that you don't own, you
+   must have the :authaction:`killop` privilege action.
 
 .. procedure::
    :style: normal
 
-   .. step:: Click the query you would like to kill in the :guilabel:`Slowest Operations` section.
+   .. step:: Click the query you want to stop in the :guilabel:`Slowest Operations` section.
 
    .. step:: In the :guilabel:`Operation Details` view, click :guilabel:`Kill Op`.
 
@@ -118,9 +124,3 @@ collection of the underlying data. To restart the display updates, click
 Next to the :guilabel:`Pause` button is a clock which shows the
 current time while the graphs are updating. If the display is
 paused, the clock shows the time at which the pause began.
-
-Limitation
-----------
-
-The :guilabel:`Performance` tab is not available if you are connected
-to a :atlas:`Data Lake </data-lake>`.