Improving README.md and adding a picture

examples/cloud-operations/network-dashboard/README.md

@@ -3,6 +3,10 @@
 This repository provides an end-to-end solution to gather some GCP Networking quotas and limits (that cannot be seen in the GCP console today) and display them in a dashboard.
 The goal is to allow for better visibility of these limits, facilitating capacity planning and avoiding hitting these limits.
 
+Here is an example of dashboard you can get with this solution:
+
+<img src="metric.png" width="640px">
+
 ## Usage
 
 Clone this repository, then go through the following steps to create resources:
@@ -17,8 +21,9 @@ Clone this repository, then go through the following steps to create resources:
 Once the resources are deployed, go to the following page to see the dashboard: https://console.cloud.google.com/monitoring/dashboards?project=<YOUR-MONITORING-PROJECT>.
 A dashboard called "quotas-utilization" should be created.
 
-The Cloud Function runs every 5 minutes by default so you should start getting some data points after a few minutes. 
+The Cloud Function runs every 5 minutes by default so you should start getting some data points after a few minutes.
 You can change this frequency by modifying the "schedule_cron" variable in variables.tf.
+Note that we are using Google defined metrics that are populated only once a day so you might need to wait up to one day for some metrics.
 
 Once done testing, you can clean up resources by running `terraform destroy`.
 

examples/cloud-operations/network-dashboard/tests/test.tf

@@ -272,7 +272,8 @@ resource "google_compute_instance" "test-vm-hub1" {
 # Forwarding Rules
 
 resource "google_compute_forwarding_rule" "forwarding-rule-dev" {
-  name       = "forwarding-rule-dev"
+  count      = 10
+  name       = "forwarding-rule-dev${count.index}"
   project    = module.project-svc-dev.project_id
   network    = module.vpc-dev.self_link
   subnetwork = module.vpc-dev.subnet_self_links["${var.region}/subnet-dev-1"]