Update Node Exporter dashboard

Author: ferrarimarco

docker/ansible/etc/ansible/roles/ferrarimarco_home_lab_node/files/config/monitoring-backend/grafana/dashboards/dashboard-definitions/node-exporter-full_rev26.json

@@ -66,7 +66,7 @@
       "tags": [],
       "title": "GitHub",
       "type": "link",
-      "url": "https://github.com/rfrail3/grafana-dashboards"
+      "url": "https://github.com/rfmoz/grafana-dashboards"
     },
     {
       "icon": "external link",
@@ -1311,7 +1311,7 @@
           "step": 240
         },
         {
-          "expr": "node_memory_MemTotal_bytes{instance=\"$node\",job=\"$job\"} - node_memory_MemFree_bytes{instance=\"$node\",job=\"$job\"} - (node_memory_Cached_bytes{instance=\"$node\",job=\"$job\"} + node_memory_Buffers_bytes{instance=\"$node\",job=\"$job\"})",
+          "expr": "node_memory_MemTotal_bytes{instance=\"$node\",job=\"$job\"} - node_memory_MemFree_bytes{instance=\"$node\",job=\"$job\"} - (node_memory_Cached_bytes{instance=\"$node\",job=\"$job\"} + node_memory_Buffers_bytes{instance=\"$node\",job=\"$job\"} + node_memory_SReclaimable_bytes{instance=\"$node\",job=\"$job\"})",
           "format": "time_series",
           "hide": false,
           "intervalFactor": 1,
@@ -1320,7 +1320,7 @@
           "step": 240
         },
         {
-          "expr": "node_memory_Cached_bytes{instance=\"$node\",job=\"$job\"} + node_memory_Buffers_bytes{instance=\"$node\",job=\"$job\"}",
+          "expr": "node_memory_Cached_bytes{instance=\"$node\",job=\"$job\"} + node_memory_Buffers_bytes{instance=\"$node\",job=\"$job\"} + node_memory_SReclaimable_bytes{instance=\"$node\",job=\"$job\"}",
           "format": "time_series",
           "intervalFactor": 1,
           "legendFormat": "RAM Cache + Buffer",