del:not using files

config/instanceDown_rules.yml

@@ -1,11 +0,0 @@
-groups:
-  - name: instance_down
-    rules:
-      - alert: InstanceDown
-        expr: up == 0
-        for: 1m
-        labels:
-          severity: critical
-        annotations:
-          summary: "Instance {{ $labels.instance }} down"
-          description: "{{ $labels.instance }} of job {{ $labels.job }} has been down for more than 1 minutes."