Ignore KubeAPILatencyHigh Prometheus alert

Closes: #385

test/pytest/test_prometheus.py

@@ -21,19 +21,22 @@ def test_prometheus_alerts(host):
     ignored_alerts = []
 
     for alert in alerts:
-        # Filter out the ever firing "Dead mans switch" test alert
+        # Ignore the ever firing "Dead mans switch" test alert
         if (alert["labels"]["severity"] == "none" or \
             # Filter out failing Nextcloud installation jobs since a lot of
             # them fail until they succeed during installation
             (re.match(r'(KubeJobFailed|KubeJobCompletion)',
                       alert["labels"]["alertname"]) and
              "nextcloud" in alert["labels"]["job_name"]) or
-            # Filter out failing Nextcloud pods since a lot of pods fail
+            # Ignore failing Nextcloud pods since a lot of pods fail
             # during installation
             # We use python-behave tests to check for functionality
             (re.match(r'(KubePodNotReady)',
                       alert["labels"]["alertname"]) and
-             "nextcloud" in alert["labels"]["pod"])):
+             "nextcloud" in alert["labels"]["pod"]) or
+            # Ignore `KubeAPILatencyHigh` fom high load during installation
+            # phase
+            alert["labels"]["alertname"] == "KubeAPILatencyHigh"):
             ignored_alerts.append(alert)
         else:
             real_alerts.append(alert)