Fix Grafana graphs by filtering the unknown service.

jeffmendoza · jeffmendoza · commit 45fe2ed38dff · 2018-02-15T10:50:05.000-08:00
diff --git a/addons/grafana/grafana-dashboard.json b/addons/grafana/grafana-dashboard.json
@@ -1297,7 +1297,7 @@
         "options": [],
         "query": "label_values(source_service)",
         "refresh": 1,
-        "regex": "",
+        "regex": ".+",
         "sort": 0,
         "tagValuesQuery": "",
         "tags": [],
@@ -1439,4 +1439,4 @@
   "timezone": "browser",
   "title": "Istio Dashboard",
   "version": 0
-}
+}
