Changes to ManyEdgeConnectTestsFailing alert

Change-Id: I86262e2eccac1a59d5489ef6c7584d2f58c3dda3
diff --git a/monitoring/edge-monitoring-server/Chart.yaml b/monitoring/edge-monitoring-server/Chart.yaml
index 776de58..388d8ae 100644
--- a/monitoring/edge-monitoring-server/Chart.yaml
+++ b/monitoring/edge-monitoring-server/Chart.yaml
@@ -8,7 +8,7 @@
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.4.2
+version: 0.4.3
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
diff --git a/monitoring/edge-monitoring-server/templates/prometheusrule.yaml b/monitoring/edge-monitoring-server/templates/prometheusrule.yaml
index ecc6acf..d554431 100644
--- a/monitoring/edge-monitoring-server/templates/prometheusrule.yaml
+++ b/monitoring/edge-monitoring-server/templates/prometheusrule.yaml
@@ -43,12 +43,14 @@
         for: 10m
         labels:
           severity: critical
+{{- if .Values.alerts.manyEdgeConnectTestsFailing }}
       - alert: ManyEdgeConnectTestsFailing
         annotations:
           message: |
-            {{`{{ $value | humanizePercentage }}`}} of the clusters are reporting UE connect failures.
+            Over half of the clusters are reporting UE connect failures.
         expr: avg(clamp_max(aetheredge_connect_test_ok{endpoint="metrics80"} + aetheredge_in_maintenance_window{endpoint="metrics80"}, 1)) < 0.5
         for: 10m
         labels:
           severity: critical
 {{- end }}
+{{- end }}
diff --git a/monitoring/edge-monitoring-server/values.yaml b/monitoring/edge-monitoring-server/values.yaml
index e013840..a03e81f 100644
--- a/monitoring/edge-monitoring-server/values.yaml
+++ b/monitoring/edge-monitoring-server/values.yaml
@@ -21,6 +21,7 @@
 
 alerts:
   enabled: false
+  manyEdgeConnectTestsFailing: false
 
 imagePullSecrets: []
 nameOverride: ""