added node exporher

stacks/monitoring/grafana.yaml

@@ -38,6 +38,22 @@ services:
         max-size: "10m"
         max-file: "5"
 
+  node_exporter:
+    image: quay.io/prometheus/node-exporter:latest
+    container_name: node_exporter
+    command:
+      - '--path.rootfs=/host'
+    network_mode: host
+    pid: host
+    restart: unless-stopped
+    volumes:
+      - '/:/host:ro,rslave'
+    logging:
+      driver: json-file
+      options:
+        max-size: "10m"
+        max-file: "5"
+
   grafana:
     image: grafana/grafana:latest
     container_name: grafana