Added sample Docker Engine dashboard (#38)

* Added sample Docker Engine dashboard

* updated README.md

* Updated README.md

README.md

@@ -1,5 +1,5 @@
 <!--
-# Copyright (c) 2022, Oracle and/or its affiliates.
+# Copyright (c) 2024, Oracle and/or its affiliates.
 # Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl.
 -->
 
@@ -30,4 +30,8 @@ At a high level we have following quick start apps:
 
 - [Management Agent Policy Advisor](./mgmtagent-policy-advisor/README.md):
 
-    This terraform app helps to setup the required IAM policies for management agents and agent install keys.
+    This terraform app helps to setup the required IAM policies for management agents and agent install keys.
+
+- [Sample Dashboards](./sample-dashboards/README.md):
+
+    Sample Dashboards are provided to illustrate how metrics collected by Management Agent appear in the Management Dashboard.

sample-dashboards/README.md

@@ -0,0 +1,29 @@
+# **OCI Management Agent - Sample Dashboards**
+
+## About
+The dashbaords provided here can be imported into the Management Dashbaord under Observability & Management.  These dashboards contain sample MQL based widgets that are provided as an example on how to create and visualize metrics collected by Management Agent.
+
+## Importing Dashboards
+
+Navigate to the Management Dashboard menu.  The Management Dashboards available in the samples can be imported into the Management Dashboard.
+### Management Dashboard
+![ManagementDashboardMenu](images/macs-navigate-dashboard.png)
+
+### Importing the dashboard
+Import the Dashboard by clicking on the Import dashboards button and selecting the json file listed in the sample. Ensure that you import the dashboard and the saved searches in the right compartment.  See highlighted text here:
+
+![ImportDashboard](images/macs-import-dashboard.png)
+
+## Samples
+Each of the sample dashboard provided here depends on the metrics emitted to a particular OCI Monitoring namespace. 
+
+### Docker Engine Dashbaord
+
+OCI Monitoring Namespace : demo_prometheus
+
+![SampleDockerEngineDashboard](images/macs-sample-dockerengine-dashboard.png)
+
+
+
+## Copyright
+Copyright (c) 2024 Oracle and/or its affiliates.