{
  "title": "NAS Overview",
  "uid": "jallen-nas-overview",
  "schemaVersion": 38,
  "version": 1,
  "refresh": "30s",
  "time": { "from": "now-1h", "to": "now" },
  "tags": ["nas", "overview"],
  "templating": {
    "list": [
      {
        "name": "datasource",
        "type": "datasource",
        "query": "prometheus",
        "current": {},
        "hide": 0,
        "label": "Datasource"
      }
    ]
  },
  "panels": [
    {
      "id": 100,
      "type": "row",
      "title": "System",
      "gridPos": { "x": 0, "y": 0, "w": 24, "h": 1 },
      "collapsed": false
    },
    {
      "id": 1,
      "type": "stat",
      "title": "CPU Usage",
      "gridPos": { "x": 0, "y": 1, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "percent",
          "min": 0,
          "max": 100,
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 70 },
              { "color": "red", "value": 90 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "100 - (avg(rate(node_cpu_seconds_total{mode=\"idle\"}[2m])) * 100)",
          "legendFormat": "CPU %",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 2,
      "type": "stat",
      "title": "RAM Used",
      "gridPos": { "x": 4, "y": 1, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "percent",
          "min": 0,
          "max": 100,
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 75 },
              { "color": "red", "value": 90 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "(1 - (node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes)) * 100",
          "legendFormat": "RAM %",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 3,
      "type": "stat",
      "title": "RAM Available",
      "gridPos": { "x": 8, "y": 1, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "bytes",
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "red", "value": null },
              { "color": "yellow", "value": 2147483648 },
              { "color": "green", "value": 8589934592 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "node_memory_MemAvailable_bytes",
          "legendFormat": "Available",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 4,
      "type": "stat",
      "title": "System Load (15m)",
      "gridPos": { "x": 12, "y": 1, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "decimals": 2,
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 4 },
              { "color": "red", "value": 8 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "node_load15",
          "legendFormat": "load15",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 5,
      "type": "stat",
      "title": "Uptime",
      "gridPos": { "x": 16, "y": 1, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "s",
          "thresholds": {
            "mode": "absolute",
            "steps": [{ "color": "blue", "value": null }]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "time() - node_boot_time_seconds",
          "legendFormat": "uptime",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 6,
      "type": "stat",
      "title": "Open File Descriptors",
      "gridPos": { "x": 20, "y": 1, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 50000 },
              { "color": "red", "value": 90000 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "node_filefd_allocated",
          "legendFormat": "open FDs",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 101,
      "type": "row",
      "title": "Storage",
      "gridPos": { "x": 0, "y": 5, "w": 24, "h": 1 },
      "collapsed": false
    },
    {
      "id": 7,
      "type": "bargauge",
      "title": "Disk Usage by Mount",
      "gridPos": { "x": 0, "y": 6, "w": 12, "h": 8 },
      "options": {
        "reduceOptions": { "calcs": ["lastNotNull"] },
        "orientation": "horizontal",
        "displayMode": "gradient"
      },
      "fieldConfig": {
        "defaults": {
          "unit": "percent",
          "min": 0,
          "max": 100,
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 75 },
              { "color": "red", "value": 90 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "100 - (node_filesystem_avail_bytes{fstype!~\"tmpfs|fuse.lxcfs|squashfs|vfat\"} / node_filesystem_size_bytes{fstype!~\"tmpfs|fuse.lxcfs|squashfs|vfat\"} * 100)",
          "legendFormat": "{{mountpoint}}",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 8,
      "type": "timeseries",
      "title": "Disk I/O",
      "gridPos": { "x": 12, "y": 6, "w": 12, "h": 8 },
      "fieldConfig": {
        "defaults": {
          "unit": "Bps",
          "custom": { "lineWidth": 2, "fillOpacity": 5 }
        }
      },
      "targets": [
        {
          "expr": "sum(rate(node_disk_read_bytes_total[5m]))",
          "legendFormat": "Read",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        },
        {
          "expr": "sum(rate(node_disk_written_bytes_total[5m]))",
          "legendFormat": "Write",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 102,
      "type": "row",
      "title": "Network",
      "gridPos": { "x": 0, "y": 14, "w": 24, "h": 1 },
      "collapsed": false
    },
    {
      "id": 9,
      "type": "timeseries",
      "title": "Network Throughput",
      "gridPos": { "x": 0, "y": 15, "w": 12, "h": 8 },
      "fieldConfig": {
        "defaults": {
          "unit": "Bps",
          "custom": { "lineWidth": 2, "fillOpacity": 5 }
        }
      },
      "targets": [
        {
          "expr": "sum(rate(node_network_receive_bytes_total{device!~\"lo|tailscale.*\"}[5m]))",
          "legendFormat": "Received",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        },
        {
          "expr": "sum(rate(node_network_transmit_bytes_total{device!~\"lo|tailscale.*\"}[5m]))",
          "legendFormat": "Transmitted",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 10,
      "type": "timeseries",
      "title": "Network Errors & Drops",
      "gridPos": { "x": 12, "y": 15, "w": 12, "h": 8 },
      "fieldConfig": {
        "defaults": {
          "unit": "pps",
          "custom": { "lineWidth": 2 }
        }
      },
      "targets": [
        {
          "expr": "sum(rate(node_network_receive_errs_total[5m]))",
          "legendFormat": "RX Errors",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        },
        {
          "expr": "sum(rate(node_network_receive_drop_total[5m]))",
          "legendFormat": "RX Drops",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        },
        {
          "expr": "sum(rate(node_network_transmit_errs_total[5m]))",
          "legendFormat": "TX Errors",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 103,
      "type": "row",
      "title": "UPS",
      "gridPos": { "x": 0, "y": 23, "w": 24, "h": 1 },
      "collapsed": false
    },
    {
      "id": 11,
      "type": "stat",
      "title": "UPS Status",
      "gridPos": { "x": 0, "y": 24, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "mappings": [
            { "type": "value", "options": { "1": { "text": "Online", "color": "green" } } },
            { "type": "value", "options": { "0": { "text": "On Battery", "color": "red" } } }
          ],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "red", "value": null },
              { "color": "green", "value": 1 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "network_ups_tools_ups_status",
          "legendFormat": "Status",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 12,
      "type": "gauge",
      "title": "Battery Charge",
      "gridPos": { "x": 4, "y": 24, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "percent",
          "min": 0,
          "max": 100,
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "red", "value": null },
              { "color": "orange", "value": 20 },
              { "color": "green", "value": 80 }
            ]
          }
        }
      },
      "targets": [
        {
          "expr": "network_ups_tools_battery_charge",
          "legendFormat": "Charge",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 13,
      "type": "gauge",
      "title": "UPS Load",
      "gridPos": { "x": 8, "y": 24, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "percent",
          "min": 0,
          "max": 100,
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 60 },
              { "color": "red", "value": 85 }
            ]
          }
        }
      },
      "targets": [
        {
          "expr": "network_ups_tools_ups_load",
          "legendFormat": "Load",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 14,
      "type": "stat",
      "title": "Runtime Remaining",
      "gridPos": { "x": 12, "y": 24, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "s",
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "red", "value": null },
              { "color": "orange", "value": 300 },
              { "color": "green", "value": 600 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "network_ups_tools_battery_runtime",
          "legendFormat": "Runtime",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 104,
      "type": "row",
      "title": "Services",
      "gridPos": { "x": 0, "y": 28, "w": 24, "h": 1 },
      "collapsed": false
    },
    {
      "id": 15,
      "type": "stat",
      "title": "Caddy Request Rate (5m)",
      "gridPos": { "x": 0, "y": 29, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "reqps",
          "thresholds": { "mode": "absolute", "steps": [{ "color": "blue", "value": null }] },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "sum(rate(caddy_http_requests_total[5m]))",
          "legendFormat": "req/s",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 16,
      "type": "stat",
      "title": "PostgreSQL Active Connections",
      "gridPos": { "x": 4, "y": 29, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "thresholds": {
            "mode": "absolute",
            "steps": [
              { "color": "green", "value": null },
              { "color": "yellow", "value": 50 },
              { "color": "red", "value": 80 }
            ]
          },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "sum(pg_stat_activity_count{state=\"active\"})",
          "legendFormat": "active conns",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 17,
      "type": "stat",
      "title": "Nextcloud Users (24h)",
      "gridPos": { "x": 8, "y": 29, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "thresholds": { "mode": "absolute", "steps": [{ "color": "blue", "value": null }] },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "nextcloud_active_users_daily",
          "legendFormat": "active users",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 18,
      "type": "stat",
      "title": "Gitea Repositories",
      "gridPos": { "x": 12, "y": 29, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "thresholds": { "mode": "absolute", "steps": [{ "color": "blue", "value": null }] },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "gitea_repositories",
          "legendFormat": "repos",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 19,
      "type": "stat",
      "title": "restic Backup Size",
      "gridPos": { "x": 16, "y": 29, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "bytes",
          "thresholds": { "mode": "absolute", "steps": [{ "color": "blue", "value": null }] },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "restic_rest_server_bytes_total",
          "legendFormat": "backup bytes",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    },
    {
      "id": 20,
      "type": "stat",
      "title": "MariaDB Queries/s",
      "gridPos": { "x": 20, "y": 29, "w": 4, "h": 4 },
      "options": { "reduceOptions": { "calcs": ["lastNotNull"] } },
      "fieldConfig": {
        "defaults": {
          "unit": "qps",
          "thresholds": { "mode": "absolute", "steps": [{ "color": "blue", "value": null }] },
          "color": { "mode": "thresholds" }
        }
      },
      "targets": [
        {
          "expr": "rate(mysql_global_status_queries[5m])",
          "legendFormat": "queries/s",
          "datasource": { "type": "prometheus", "uid": "$datasource" }
        }
      ]
    }
  ]
}