diff -tubr charts/kube-prometheus-stack/charts/grafana/templates/_pod.tpl charts/kube-prometheus-stack.zdt/charts/grafana/templates/_pod.tpl
--- charts/kube-prometheus-stack/charts/grafana/templates/_pod.tpl	2021-06-26 19:54:57.000000000 +0200
+++ charts/kube-prometheus-stack.zdt/charts/grafana/templates/_pod.tpl	2021-07-01 13:31:20.750609396 +0200
@@ -198,11 +198,16 @@
       - name: FOLDER_ANNOTATION
         value: "{{ .Values.sidecar.dashboards.folderAnnotation }}"
       {{- end }}
+      - name: SCRIPT
+        value: /opt/script.sh
     resources:
 {{ toYaml .Values.sidecar.resources | indent 6 }}
     volumeMounts:
       - name: sc-dashboard-volume
         mountPath: {{ .Values.sidecar.dashboards.folder | quote }}
+      - name: script-volume
+        mountPath: /opt/script.sh
+        subPath: script.sh
 {{- end}}
   - name: {{ .Chart.Name }}
     {{- if .Values.image.sha }}
diff -tubr charts/kube-prometheus-stack/templates/prometheus/rules-1.14/etcd.yaml charts/kube-prometheus-stack.zdt/templates/prometheus/rules-1.14/etcd.yaml
--- charts/kube-prometheus-stack/templates/prometheus/rules-1.14/etcd.yaml	2021-06-26 19:54:57.000000000 +0200
+++ charts/kube-prometheus-stack.zdt/templates/prometheus/rules-1.14/etcd.yaml	2021-07-01 13:31:20.750609396 +0200
@@ -54,34 +54,6 @@
 {{- if .Values.defaultRules.additionalRuleLabels }}
 {{ toYaml .Values.defaultRules.additionalRuleLabels | indent 8 }}
 {{- end }}
-    - alert: etcdHighNumberOfFailedGRPCRequests
-      annotations:
-        message: 'etcd cluster "{{`{{`}} $labels.job {{`}}`}}": {{`{{`}} $value {{`}}`}}% of requests for {{`{{`}} $labels.grpc_method {{`}}`}} failed on etcd instance {{`{{`}} $labels.instance {{`}}`}}.'
-      expr: |-
-        100 * sum(rate(grpc_server_handled_total{job=~".*etcd.*", grpc_code!="OK"}[5m])) BY (job, instance, grpc_service, grpc_method)
-          /
-        sum(rate(grpc_server_handled_total{job=~".*etcd.*"}[5m])) BY (job, instance, grpc_service, grpc_method)
-          > 1
-      for: 10m
-      labels:
-        severity: warning
-{{- if .Values.defaultRules.additionalRuleLabels }}
-{{ toYaml .Values.defaultRules.additionalRuleLabels | indent 8 }}
-{{- end }}
-    - alert: etcdHighNumberOfFailedGRPCRequests
-      annotations:
-        message: 'etcd cluster "{{`{{`}} $labels.job {{`}}`}}": {{`{{`}} $value {{`}}`}}% of requests for {{`{{`}} $labels.grpc_method {{`}}`}} failed on etcd instance {{`{{`}} $labels.instance {{`}}`}}.'
-      expr: |-
-        100 * sum(rate(grpc_server_handled_total{job=~".*etcd.*", grpc_code!="OK"}[5m])) BY (job, instance, grpc_service, grpc_method)
-          /
-        sum(rate(grpc_server_handled_total{job=~".*etcd.*"}[5m])) BY (job, instance, grpc_service, grpc_method)
-          > 5
-      for: 5m
-      labels:
-        severity: critical
-{{- if .Values.defaultRules.additionalRuleLabels }}
-{{ toYaml .Values.defaultRules.additionalRuleLabels | indent 8 }}
-{{- end }}
     - alert: etcdGRPCRequestsSlow
       annotations:
         message: 'etcd cluster "{{`{{`}} $labels.job {{`}}`}}": gRPC requests to {{`{{`}} $labels.grpc_method {{`}}`}} are taking {{`{{`}} $value {{`}}`}}s on etcd instance {{`{{`}} $labels.instance {{`}}`}}.'
diff -tubr charts/kube-prometheus-stack/templates/prometheus/rules-1.14/node-exporter.yaml charts/kube-prometheus-stack.zdt/templates/prometheus/rules-1.14/node-exporter.yaml
--- charts/kube-prometheus-stack/templates/prometheus/rules-1.14/node-exporter.yaml	2021-06-26 19:54:57.000000000 +0200
+++ charts/kube-prometheus-stack.zdt/templates/prometheus/rules-1.14/node-exporter.yaml	2021-07-01 13:31:20.753942729 +0200
@@ -31,7 +31,7 @@
         summary: Filesystem is predicted to run out of space within the next 24 hours.
       expr: |-
         (
-          node_filesystem_avail_bytes{job="node-exporter",fstype!=""} / node_filesystem_size_bytes{job="node-exporter",fstype!=""} * 100 < 40
+          node_filesystem_avail_bytes{job="node-exporter",fstype!=""} / node_filesystem_size_bytes{job="node-exporter",fstype!=""} * 100 < 25
         and
           predict_linear(node_filesystem_avail_bytes{job="node-exporter",fstype!=""}[6h], 24*60*60) < 0
         and
@@ -50,7 +50,7 @@
         summary: Filesystem is predicted to run out of space within the next 4 hours.
       expr: |-
         (
-          node_filesystem_avail_bytes{job="node-exporter",fstype!=""} / node_filesystem_size_bytes{job="node-exporter",fstype!=""} * 100 < 15
+          node_filesystem_avail_bytes{job="node-exporter",fstype!=""} / node_filesystem_size_bytes{job="node-exporter",fstype!=""} * 100 < 10
         and
           predict_linear(node_filesystem_avail_bytes{job="node-exporter",fstype!=""}[6h], 4*60*60) < 0
         and
